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diff --git a/docs/htmldocs/Samba3-ByExample/Big500users.html b/docs/htmldocs/Samba3-ByExample/Big500users.html index 68e6184d81..b14b7eb5fc 100644 --- a/docs/htmldocs/Samba3-ByExample/Big500users.html +++ b/docs/htmldocs/Samba3-ByExample/Big500users.html @@ -1,4 +1,4 @@ -<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Chapter 4. The 500-User Office</title><link rel="stylesheet" href="../samba.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.75.2"><link rel="home" href="index.html" title="Samba-3 by Example"><link rel="up" href="ExNetworks.html" title="Part I. Example Network Configurations"><link rel="prev" href="secure.html" title="Chapter 3. Secure Office Networking"><link rel="next" href="happy.html" title="Chapter 5. Making Happy Users"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 4. The 500-User Office</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="secure.html">Prev</a> </td><th width="60%" align="center">Part I. Example Network Configurations</th><td width="20%" align="right"> <a accesskey="n" href="happy.html">Next</a></td></tr></table><hr></div><div class="chapter" title="Chapter 4. The 500-User Office"><div class="titlepage"><div><div><h2 class="title"><a name="Big500users"></a>Chapter 4. The 500-User Office</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="Big500users.html#id2571305">Introduction</a></span></dt><dd><dl><dt><span class="sect2"><a href="Big500users.html#id2571350">Assignment Tasks</a></span></dt></dl></dd><dt><span class="sect1"><a href="Big500users.html#id2571456">Dissection and Discussion</a></span></dt><dd><dl><dt><span class="sect2"><a href="Big500users.html#id2571492">Technical Issues</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2571695">Political Issues</a></span></dt></dl></dd><dt><span class="sect1"><a href="Big500users.html#id2571718">Implementation</a></span></dt><dd><dl><dt><span class="sect2"><a href="Big500users.html#ch5-dnshcp-setup">Installation of DHCP, DNS, and Samba Control Files</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2572445">Server Preparation: All Servers</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2573010">Server-Specific Preparation</a></span></dt><dt><span class="sect2"><a href="Big500users.html#ch5-procstart">Process Startup Configuration</a></span></dt><dt><span class="sect2"><a href="Big500users.html#ch5wincfg">Windows Client Configuration</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2576210">Key Points Learned</a></span></dt></dl></dd><dt><span class="sect1"><a href="Big500users.html#id2576268">Questions and Answers</a></span></dt></dl></div><p> +<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"><title>Chapter 4. The 500-User Office</title><link rel="stylesheet" href="../samba.css" type="text/css"><meta name="generator" content="DocBook XSL Stylesheets V1.74.0"><link rel="home" href="index.html" title="Samba-3 by Example"><link rel="up" href="ExNetworks.html" title="Part I. Example Network Configurations"><link rel="prev" href="secure.html" title="Chapter 3. Secure Office Networking"><link rel="next" href="happy.html" title="Chapter 5. Making Happy Users"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 4. The 500-User Office</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="secure.html">Prev</a> </td><th width="60%" align="center">Part I. Example Network Configurations</th><td width="20%" align="right"> <a accesskey="n" href="happy.html">Next</a></td></tr></table><hr></div><div class="chapter" lang="en"><div class="titlepage"><div><div><h2 class="title"><a name="Big500users"></a>Chapter 4. The 500-User Office</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="Big500users.html#id2565220">Introduction</a></span></dt><dd><dl><dt><span class="sect2"><a href="Big500users.html#id2565265">Assignment Tasks</a></span></dt></dl></dd><dt><span class="sect1"><a href="Big500users.html#id2565371">Dissection and Discussion</a></span></dt><dd><dl><dt><span class="sect2"><a href="Big500users.html#id2565407">Technical Issues</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2565610">Political Issues</a></span></dt></dl></dd><dt><span class="sect1"><a href="Big500users.html#id2565632">Implementation</a></span></dt><dd><dl><dt><span class="sect2"><a href="Big500users.html#ch5-dnshcp-setup">Installation of DHCP, DNS, and Samba Control Files</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2566360">Server Preparation: All Servers</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2566924">Server-Specific Preparation</a></span></dt><dt><span class="sect2"><a href="Big500users.html#ch5-procstart">Process Startup Configuration</a></span></dt><dt><span class="sect2"><a href="Big500users.html#ch5wincfg">Windows Client Configuration</a></span></dt><dt><span class="sect2"><a href="Big500users.html#id2570124">Key Points Learned</a></span></dt></dl></dd><dt><span class="sect1"><a href="Big500users.html#id2570183">Questions and Answers</a></span></dt></dl></div><p> The Samba-3 networking you explored in <a class="link" href="secure.html" title="Chapter 3. Secure Office Networking">“Secure Office Networking”</a> covers the finer points of configuration of peripheral services such as DHCP and DNS, and WINS. You experienced implementation of a simple configuration of the services that are important adjuncts @@ -6,9 +6,9 @@ </p><p> An analysis of the history of postings to the Samba mailing list easily demonstrates that the two most prevalent Samba problem areas are - </p><div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"><p> + </p><div class="itemizedlist"><ul type="disc"><li><p> Defective resolution of a NetBIOS name to its IP address - </p></li><li class="listitem"><p> + </p></li><li><p> Printing problems </p></li></ul></div><p> The exercises @@ -17,9 +17,9 @@ that same approach to printing, but <a class="link" href="happy.html" title="Chapter 5. Making Happy Users">“Making Happy Users”</a> presents an opportunity to make printing more complex for the administrator while making it easier for the user. </p><p> - <a class="indexterm" name="id2571241"></a> - <a class="indexterm" name="id2571248"></a> - <a class="indexterm" name="id2571255"></a> + <a class="indexterm" name="id2565156"></a> + <a class="indexterm" name="id2565163"></a> + <a class="indexterm" name="id2565169"></a> <a class="link" href="secure.html" title="Chapter 3. Secure Office Networking">“Secure Office Networking”</a> demonstrates operation of a DHCP server and a DNS server as well as a central WINS server. You validated the operation of these services and saw an effective implementation of a Samba domain controller using the @@ -41,7 +41,7 @@ improve network management and control while reducing human resource overheads. You should take the opportunity to innovate and expand on the methods presented here and explore them to the fullest. - </p><div class="sect1" title="Introduction"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2571305"></a>Introduction</h2></div></div></div><p> + </p><div class="sect1" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2565220"></a>Introduction</h2></div></div></div><p> Business continues to go well for Abmas. Mr. Meany is driving your success and the network continues to grow thanks to the hard work Christine has done. You recently hired Stanley Soroka as manager of information systems. Christine recommended Stan @@ -66,7 +66,7 @@ and to allow Stan and Christine to fully stage the new network and test it before it is rolled out. Your strategy is to complete the new network so that it is ready for operation when the old office moves into the new premises. - </p><div class="sect2" title="Assignment Tasks"><div class="titlepage"><div><div><h3 class="title"><a name="id2571350"></a>Assignment Tasks</h3></div></div></div><p> + </p><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="id2565265"></a>Assignment Tasks</h3></div></div></div><p> The acquired business had 280 network users. The old Abmas building housed 220 network users in unbelievably cramped conditions. The network that initially served 130 users now handles 220 users quite well. @@ -107,7 +107,7 @@ DirectPointe Inc. receives from you a new standard desktop configuration every four months. They automatically roll that out to each desktop system. You must keep DirectPointe informed of all changes. - </p><p><a class="indexterm" name="id2571428"></a> + </p><p><a class="indexterm" name="id2565342"></a> The new network has a single Samba Primary Domain Controller (PDC) located in the Network Operation Center (NOC). Buildings 1 and 2 each have a local server for local application servicing. It is a domain member. The new system @@ -115,8 +115,8 @@ </p><p> Printing is based on raw pass-through facilities just as it has been used so far. All printer drivers are installed on the desktop and notebook computers. - </p></div></div><div class="sect1" title="Dissection and Discussion"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2571456"></a>Dissection and Discussion</h2></div></div></div><p> - <a class="indexterm" name="id2571464"></a> + </p></div></div><div class="sect1" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2565371"></a>Dissection and Discussion</h2></div></div></div><p> + <a class="indexterm" name="id2565379"></a> The example you are building in this chapter is of a network design that works, but this does not make it a design that is recommended. As a general rule, there should be at least one Backup Domain Controller (BDC) per 150 Windows network clients. The principle behind @@ -127,22 +127,22 @@ responsiveness. This network will have 500 clients serviced by one central domain controller. This is not a good omen for user satisfaction. You, of course, address this very soon (see <a class="link" href="happy.html" title="Chapter 5. Making Happy Users">“Making Happy Users”</a>). - </p><div class="sect2" title="Technical Issues"><div class="titlepage"><div><div><h3 class="title"><a name="id2571492"></a>Technical Issues</h3></div></div></div><p> + </p><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="id2565407"></a>Technical Issues</h3></div></div></div><p> Stan has talked you into a horrible compromise, but it is addressed. Just make certain that the performance of this network is well validated before going live. </p><p> Design decisions made in this design include the following: - </p><div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"><p> - <a class="indexterm" name="id2571513"></a> - <a class="indexterm" name="id2571520"></a> - <a class="indexterm" name="id2571527"></a> + </p><div class="itemizedlist"><ul type="disc"><li><p> + <a class="indexterm" name="id2565428"></a> + <a class="indexterm" name="id2565435"></a> + <a class="indexterm" name="id2565442"></a> A single PDC is being implemented. This limitation is based on the choice not to use LDAP. Many network administrators fear using LDAP because of the perceived complexity of implementation and management of an LDAP-based backend for all user identity management as well as to store network access credentials. - </p></li><li class="listitem"><p> - <a class="indexterm" name="id2571544"></a> - <a class="indexterm" name="id2571550"></a> + </p></li><li><p> + <a class="indexterm" name="id2565458"></a> + <a class="indexterm" name="id2565465"></a> Because of the refusal to use an LDAP (ldapsam) passdb backend at this time, the only choice that makes sense with 500 users is to use the tdbsam passwd backend. This type of backend is not receptive to replication to BDCs. If the tdbsam @@ -151,63 +151,63 @@ memory but not yet written to disk will not be replicated, and (2) domain member machines periodically change the secret machine password. When this happens, there is no mechanism to return the changed password to the PDC. - </p></li><li class="listitem"><p> + </p></li><li><p> All domain user, group, and machine accounts are managed on the PDC. This makes for a simple mode of operation but has to be balanced with network performance and integrity of operations considerations. - </p></li><li class="listitem"><p> - <a class="indexterm" name="id2571591"></a> + </p></li><li><p> + <a class="indexterm" name="id2565506"></a> A single central WINS server is being used. The PDC is also the WINS server. Any attempt to operate a routed network without a WINS server while using NetBIOS over TCP/IP protocols does not work unless on each client the name resolution entries for the PDC are added to the <code class="filename">LMHOSTS</code>. This file is normally located on the Windows XP Professional client in the <code class="filename">C:\WINDOWS\SYSTEM32\ETC\DRIVERS</code> directory. - </p></li><li class="listitem"><p> + </p></li><li><p> At this time the Samba WINS database cannot be replicated. That is why a single WINS server is being implemented. This should work without a problem. - </p></li><li class="listitem"><p> - <a class="indexterm" name="id2571628"></a> + </p></li><li><p> + <a class="indexterm" name="id2565543"></a> BDCs make use of <code class="literal">winbindd</code> to provide access to domain security credentials for file system access and object storage. - </p></li><li class="listitem"><p> - <a class="indexterm" name="id2571647"></a> - <a class="indexterm" name="id2571657"></a> + </p></li><li><p> + <a class="indexterm" name="id2565562"></a> + <a class="indexterm" name="id2565571"></a> Configuration of Windows XP Professional clients is achieved using DHCP. Each subnet has its own DHCP server. Backup DHCP serving is provided by one alternate DHCP server. This necessitates enabling of the DHCP Relay agent on all routers. The DHCP Relay agent must be programmed to pass DHCP Requests from the network directed at the backup DHCP server. - </p></li><li class="listitem"><p> + </p></li><li><p> All network users are granted the ability to print to any printer that is network-attached. All printers are available from each server. Print jobs that are spooled to a printer that is not on the local network segment are automatically routed to the print spooler that is in control of that printer. The specific details of how this might be done are demonstrated for one example only. - </p></li><li class="listitem"><p> + </p></li><li><p> The network address and subnetmask chosen provide 1022 usable IP addresses in each subnet. If in the future more addresses are required, it would make sense to add further subnets rather than change addressing. - </p></li></ul></div></div><div class="sect2" title="Political Issues"><div class="titlepage"><div><div><h3 class="title"><a name="id2571695"></a>Political Issues</h3></div></div></div><p> + </p></li></ul></div></div><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="id2565610"></a>Political Issues</h3></div></div></div><p> This case gets close to the real world. You and I know the right way to implement domain control. Politically, we have to navigate a minefield. In this case, the need is to get the PDC rolled out in compliance with expectations and also to be ready to save the day by having the real solution ready before it is needed. That real solution is presented in <a class="link" href="happy.html" title="Chapter 5. Making Happy Users">“Making Happy Users”</a>. - </p></div></div><div class="sect1" title="Implementation"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2571718"></a>Implementation</h2></div></div></div><p> + </p></div></div><div class="sect1" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2565632"></a>Implementation</h2></div></div></div><p> The following configuration process begins following installation of Red Hat Fedora Core2 on the three servers shown in the network topology diagram in <a class="link" href="Big500users.html#chap05net" title="Figure 4.1. Network Topology 500 User Network Using tdbsam passdb backend.">“Network Topology 500 User Network Using tdbsam passdb backend.”</a>. You have selected hardware that is appropriate to the task. - </p><div class="figure"><a name="chap05net"></a><p class="title"><b>Figure 4.1. Network Topology 500 User Network Using tdbsam passdb backend.</b></p><div class="figure-contents"><div class="mediaobject"><img src="images/chap5-net.png" width="270" alt="Network Topology 500 User Network Using tdbsam passdb backend."></div></div></div><br class="figure-break"><div class="sect2" title="Installation of DHCP, DNS, and Samba Control Files"><div class="titlepage"><div><div><h3 class="title"><a name="ch5-dnshcp-setup"></a>Installation of DHCP, DNS, and Samba Control Files</h3></div></div></div><p> + </p><div class="figure"><a name="chap05net"></a><p class="title"><b>Figure 4.1. Network Topology 500 User Network Using tdbsam passdb backend.</b></p><div class="figure-contents"><div class="mediaobject"><img src="images/chap5-net.png" width="270" alt="Network Topology 500 User Network Using tdbsam passdb backend."></div></div></div><br class="figure-break"><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="ch5-dnshcp-setup"></a>Installation of DHCP, DNS, and Samba Control Files</h3></div></div></div><p> Carefully install the configuration files into the correct locations as shown in <a class="link" href="Big500users.html#ch5-filelocations" title="Table 4.1. Domain: MEGANET, File Locations for Servers">“Domain: MEGANET, File Locations for Servers”</a>. You should validate that the full file path is correct as shown. </p><p> The abbreviation shown in this table as <code class="constant">{VLN}</code> refers to the directory location beginning with <code class="filename">/var/lib/named</code>. - </p><div class="table"><a name="ch5-filelocations"></a><p class="title"><b>Table 4.1. Domain: <code class="constant">MEGANET</code>, File Locations for Servers</b></p><div class="table-contents"><table summary="Domain: MEGANET, File Locations for Servers" border="1"><colgroup><col align="left"><col align="left"><col align="center"><col align="center"><col align="center"></colgroup><thead><tr><th colspan="2" align="center">File Information</th><th colspan="3" align="center">Server Name</th></tr><tr><th align="center">Source</th><th align="center">Target Location</th><th align="center">MASSIVE</th><th align="center">BLDG1</th><th align="center">BLDG2</th></tr></thead><tbody><tr><td align="left"><a class="link" href="Big500users.html#ch5-massivesmb" title="Example 4.1. Server: MASSIVE (PDC), File: /etc/samba/smb.conf">“Server: MASSIVE (PDC), File: /etc/samba/smb.conf”</a></td><td align="left"><code class="filename">/etc/samba/smb.conf</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-dc-common" title="Example 4.2. Server: MASSIVE (PDC), File: /etc/samba/dc-common.conf">“Server: MASSIVE (PDC), File: /etc/samba/dc-common.conf”</a></td><td align="left"><code class="filename">/etc/samba/dc-common.conf</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-commonsmb" title="Example 4.3. Common Samba Configuration File: /etc/samba/common.conf">“Common Samba Configuration File: /etc/samba/common.conf”</a></td><td align="left"><code class="filename">/etc/samba/common.conf</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-bldg1-smb" title="Example 4.4. Server: BLDG1 (Member), File: smb.conf">“Server: BLDG1 (Member), File: smb.conf”</a></td><td align="left"><code class="filename">/etc/samba/smb.conf</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-bldg2-smb" title="Example 4.5. Server: BLDG2 (Member), File: smb.conf">“Server: BLDG2 (Member), File: smb.conf”</a></td><td align="left"><code class="filename">/etc/samba/smb.conf</code></td><td align="center">No</td><td align="center">No</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-dommem-smb" title="Example 4.6. Common Domain Member Include File: dom-mem.conf">“Common Domain Member Include File: dom-mem.conf”</a></td><td align="left"><code class="filename">/etc/samba/dommem.conf</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-dhcp" title="Example 4.7. Server: MASSIVE, File: dhcpd.conf">“Server: MASSIVE, File: dhcpd.conf”</a></td><td align="left"><code class="filename">/etc/dhcpd.conf</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg1dhcp" title="Example 4.8. Server: BLDG1, File: dhcpd.conf">“Server: BLDG1, File: dhcpd.conf”</a></td><td align="left"><code class="filename">/etc/dhcpd.conf</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg2dhcp" title="Example 4.9. Server: BLDG2, File: dhcpd.conf">“Server: BLDG2, File: dhcpd.conf”</a></td><td align="left"><code class="filename">/etc/dhcpd.conf</code></td><td align="center">No</td><td align="center">No</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-nameda" title="Example 4.10. Server: MASSIVE, File: named.conf, Part: A">“Server: MASSIVE, File: named.conf, Part: A”</a></td><td align="left"><code class="filename">/etc/named.conf (part A)</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-namedb" title="Example 4.11. Server: MASSIVE, File: named.conf, Part: B">“Server: MASSIVE, File: named.conf, Part: B”</a></td><td align="left"><code class="filename">/etc/named.conf (part B)</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-namedc" title="Example 4.12. Server: MASSIVE, File: named.conf, Part: C">“Server: MASSIVE, File: named.conf, Part: C”</a></td><td align="left"><code class="filename">/etc/named.conf (part C)</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#abmasbizdns" title="Example 4.13. Forward Zone File: abmas.biz.hosts">“Forward Zone File: abmas.biz.hosts”</a></td><td align="left"><code class="filename">{VLN}/master/abmas.biz.hosts</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#abmasusdns" title="Example 4.14. Forward Zone File: abmas.biz.hosts">“Forward Zone File: abmas.biz.hosts”</a></td><td align="left"><code class="filename">{VLN}/master/abmas.us.hosts</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg12nameda" title="Example 4.15. Servers: BLDG1/BLDG2, File: named.conf, Part: A">“Servers: BLDG1/BLDG2, File: named.conf, Part: A”</a></td><td align="left"><code class="filename">/etc/named.conf (part A)</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg12namedb" title="Example 4.16. Servers: BLDG1/BLDG2, File: named.conf, Part: B">“Servers: BLDG1/BLDG2, File: named.conf, Part: B”</a></td><td align="left"><code class="filename">/etc/named.conf (part B)</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="appendix.html#loopback" title="Example 15.3. DNS Localhost Forward Zone File: /var/lib/named/localhost.zone">“DNS Localhost Forward Zone File: /var/lib/named/localhost.zone”</a></td><td align="left"><code class="filename">{VLN}/localhost.zone</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="appendix.html#dnsloopy" title="Example 15.4. DNS Localhost Reverse Zone File: /var/lib/named/127.0.0.zone">“DNS Localhost Reverse Zone File: /var/lib/named/127.0.0.zone”</a></td><td align="left"><code class="filename">{VLN}/127.0.0.zone</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="appendix.html#roothint" title="Example 15.5. DNS Root Name Server Hint File: /var/lib/named/root.hint">“DNS Root Name Server Hint File: /var/lib/named/root.hint”</a></td><td align="left"><code class="filename">{VLN}/root.hint</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr></tbody></table></div></div><br class="table-break"></div><div class="sect2" title="Server Preparation: All Servers"><div class="titlepage"><div><div><h3 class="title"><a name="id2572445"></a>Server Preparation: All Servers</h3></div></div></div><p> + </p><div class="table"><a name="ch5-filelocations"></a><p class="title"><b>Table 4.1. Domain: <code class="constant">MEGANET</code>, File Locations for Servers</b></p><div class="table-contents"><table summary="Domain: MEGANET, File Locations for Servers" border="1"><colgroup><col align="left"><col align="left"><col align="center"><col align="center"><col align="center"></colgroup><thead><tr><th colspan="2" align="center">File Information</th><th colspan="3" align="center">Server Name</th></tr><tr><th align="center">Source</th><th align="center">Target Location</th><th align="center">MASSIVE</th><th align="center">BLDG1</th><th align="center">BLDG2</th></tr></thead><tbody><tr><td align="left"><a class="link" href="Big500users.html#ch5-massivesmb" title="Example 4.1. Server: MASSIVE (PDC), File: /etc/samba/smb.conf">“Server: MASSIVE (PDC), File: /etc/samba/smb.conf”</a></td><td align="left"><code class="filename">/etc/samba/smb.conf</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-dc-common" title="Example 4.2. Server: MASSIVE (PDC), File: /etc/samba/dc-common.conf">“Server: MASSIVE (PDC), File: /etc/samba/dc-common.conf”</a></td><td align="left"><code class="filename">/etc/samba/dc-common.conf</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-commonsmb" title="Example 4.3. Common Samba Configuration File: /etc/samba/common.conf">“Common Samba Configuration File: /etc/samba/common.conf”</a></td><td align="left"><code class="filename">/etc/samba/common.conf</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-bldg1-smb" title="Example 4.4. Server: BLDG1 (Member), File: smb.conf">“Server: BLDG1 (Member), File: smb.conf”</a></td><td align="left"><code class="filename">/etc/samba/smb.conf</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-bldg2-smb" title="Example 4.5. Server: BLDG2 (Member), File: smb.conf">“Server: BLDG2 (Member), File: smb.conf”</a></td><td align="left"><code class="filename">/etc/samba/smb.conf</code></td><td align="center">No</td><td align="center">No</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#ch5-dommem-smb" title="Example 4.6. Common Domain Member Include File: dom-mem.conf">“Common Domain Member Include File: dom-mem.conf”</a></td><td align="left"><code class="filename">/etc/samba/dommem.conf</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-dhcp" title="Example 4.7. Server: MASSIVE, File: dhcpd.conf">“Server: MASSIVE, File: dhcpd.conf”</a></td><td align="left"><code class="filename">/etc/dhcpd.conf</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg1dhcp" title="Example 4.8. Server: BLDG1, File: dhcpd.conf">“Server: BLDG1, File: dhcpd.conf”</a></td><td align="left"><code class="filename">/etc/dhcpd.conf</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg2dhcp" title="Example 4.9. Server: BLDG2, File: dhcpd.conf">“Server: BLDG2, File: dhcpd.conf”</a></td><td align="left"><code class="filename">/etc/dhcpd.conf</code></td><td align="center">No</td><td align="center">No</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-nameda" title="Example 4.10. Server: MASSIVE, File: named.conf, Part: A">“Server: MASSIVE, File: named.conf, Part: A”</a></td><td align="left"><code class="filename">/etc/named.conf (part A)</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-namedb" title="Example 4.11. Server: MASSIVE, File: named.conf, Part: B">“Server: MASSIVE, File: named.conf, Part: B”</a></td><td align="left"><code class="filename">/etc/named.conf (part B)</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#massive-namedc" title="Example 4.12. Server: MASSIVE, File: named.conf, Part: C">“Server: MASSIVE, File: named.conf, Part: C”</a></td><td align="left"><code class="filename">/etc/named.conf (part C)</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#abmasbizdns" title="Example 4.13. Forward Zone File: abmas.biz.hosts">“Forward Zone File: abmas.biz.hosts”</a></td><td align="left"><code class="filename">{VLN}/master/abmas.biz.hosts</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#abmasusdns" title="Example 4.14. Forward Zone File: abmas.biz.hosts">“Forward Zone File: abmas.biz.hosts”</a></td><td align="left"><code class="filename">{VLN}/master/abmas.us.hosts</code></td><td align="center">Yes</td><td align="center">No</td><td align="center">No</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg12nameda" title="Example 4.15. Servers: BLDG1/BLDG2, File: named.conf, Part: A">“Servers: BLDG1/BLDG2, File: named.conf, Part: A”</a></td><td align="left"><code class="filename">/etc/named.conf (part A)</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="Big500users.html#bldg12namedb" title="Example 4.16. Servers: BLDG1/BLDG2, File: named.conf, Part: B">“Servers: BLDG1/BLDG2, File: named.conf, Part: B”</a></td><td align="left"><code class="filename">/etc/named.conf (part B)</code></td><td align="center">No</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="appendix.html#loopback" title="Example 15.3. DNS Localhost Forward Zone File: /var/lib/named/localhost.zone">“DNS Localhost Forward Zone File: /var/lib/named/localhost.zone”</a></td><td align="left"><code class="filename">{VLN}/localhost.zone</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="appendix.html#dnsloopy" title="Example 15.4. DNS Localhost Reverse Zone File: /var/lib/named/127.0.0.zone">“DNS Localhost Reverse Zone File: /var/lib/named/127.0.0.zone”</a></td><td align="left"><code class="filename">{VLN}/127.0.0.zone</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr><tr><td align="left"><a class="link" href="appendix.html#roothint" title="Example 15.5. DNS Root Name Server Hint File: /var/lib/named/root.hint">“DNS Root Name Server Hint File: /var/lib/named/root.hint”</a></td><td align="left"><code class="filename">{VLN}/root.hint</code></td><td align="center">Yes</td><td align="center">Yes</td><td align="center">Yes</td></tr></tbody></table></div></div><br class="table-break"></div><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="id2566360"></a>Server Preparation: All Servers</h3></div></div></div><p> The following steps apply to all servers. Follow each step carefully. - </p><div class="procedure" title="Procedure 4.1. Server Preparation Steps"><a name="id2572456"></a><p class="title"><b>Procedure 4.1. Server Preparation Steps</b></p><ol class="procedure" type="1"><li class="step" title="Step 1"><p> + </p><div class="procedure"><a name="id2566371"></a><p class="title"><b>Procedure 4.1. Server Preparation Steps</b></p><ol type="1"><li><p> Using the UNIX/Linux system tools, set the name of the server as shown in the network topology diagram in <a class="link" href="Big500users.html#chap05net" title="Figure 4.1. Network Topology 500 User Network Using tdbsam passdb backend.">“Network Topology 500 User Network Using tdbsam passdb backend.”</a>. For SUSE Linux products, the tool that permits this is called <code class="literal">yast2</code>; for Red Hat Linux products, @@ -220,17 +220,17 @@ </p><pre class="screen"> <code class="prompt">root# </code> hostname -f </pre><p> - </p></li><li class="step" title="Step 2"><p> - <a class="indexterm" name="id2572520"></a> - <a class="indexterm" name="id2572527"></a> + </p></li><li><p> + <a class="indexterm" name="id2566435"></a> + <a class="indexterm" name="id2566442"></a> Edit your <code class="filename">/etc/hosts</code> file to include the primary names and addresses of all network interfaces that are on the host server. This is necessary so that during startup the system is able to resolve all its own names to the IP address prior to startup of the DNS server. You should check the startup order of your system. If the CUPS print server is started before the DNS server (<code class="literal">named</code>), you should also include an entry for the printers in the <code class="filename">/etc/hosts</code> file. - </p></li><li class="step" title="Step 3"><p> - <a class="indexterm" name="id2572566"></a> + </p></li><li><p> + <a class="indexterm" name="id2566480"></a> All DNS name resolution should be handled locally. To ensure that the server is configured correctly to handle this, edit <code class="filename">/etc/resolv.conf</code> so it has the following content: @@ -240,9 +240,9 @@ nameserver 127.0.0.1 </pre><p> This instructs the name resolver function (when configured correctly) to ask the DNS server that is running locally to resolve names to addresses. - </p></li><li class="step" title="Step 4"><p> - <a class="indexterm" name="id2572597"></a> - <a class="indexterm" name="id2572604"></a> + </p></li><li><p> + <a class="indexterm" name="id2566512"></a> + <a class="indexterm" name="id2566519"></a> Add the <code class="constant">root</code> user to the password backend: </p><pre class="screen"> <code class="prompt">root# </code> smbpasswd -a root @@ -254,9 +254,9 @@ Retype new SMB password: XXXXXXXX This account is essential in the regular maintenance of your Samba server. It must never be deleted. If for any reason the account is deleted, you may not be able to recreate this account without considerable trouble. - </p></li><li class="step" title="Step 5"><p> - <a class="indexterm" name="id2572650"></a> - <a class="indexterm" name="id2572656"></a> + </p></li><li><p> + <a class="indexterm" name="id2566564"></a> + <a class="indexterm" name="id2566571"></a> Create the username map file to permit the <code class="constant">root</code> account to be called <code class="constant">Administrator</code> from the Windows network environment. To do this, create the file <code class="filename">/etc/samba/smbusers</code> with the following contents: @@ -282,39 +282,39 @@ root = Administrator # End of File #### </pre><p> - </p></li><li class="step" title="Step 6"><p> + </p></li><li><p> Configure all network-attached printers to have a fixed IP address. - </p></li><li class="step" title="Step 7"><p> + </p></li><li><p> Create an entry in the DNS database on the server <code class="constant">MASSIVE</code> in both the forward lookup database for the zone <code class="constant">abmas.biz.hosts</code> and in the reverse lookup database for the network segment that the printer is located in. Example configuration files for similar zones were presented in <a class="link" href="secure.html" title="Chapter 3. Secure Office Networking">“Secure Office Networking”</a>, <a class="link" href="secure.html#abmasbiz" title="Example 3.14. DNS Abmas.biz Forward Zone File">“DNS Abmas.biz Forward Zone File”</a> and <a class="link" href="secure.html#eth2zone" title="Example 3.13. DNS 192.168.2 Reverse Zone File">“DNS 192.168.2 Reverse Zone File”</a>. - </p></li><li class="step" title="Step 8"><p> + </p></li><li><p> Follow the instructions in the printer manufacturer's manuals to permit printing to port 9100. Use any other port the manufacturer specifies for direct mode, raw printing. This allows the CUPS spooler to print using raw mode protocols. - <a class="indexterm" name="id2572748"></a> - <a class="indexterm" name="id2572755"></a> - </p></li><li class="step" title="Step 9"><p> - <a class="indexterm" name="id2572768"></a> + <a class="indexterm" name="id2566663"></a> + <a class="indexterm" name="id2566669"></a> + </p></li><li><p> + <a class="indexterm" name="id2566683"></a> Only on the server to which the printer is attached configure the CUPS Print Queues as follows: </p><pre class="screen"> <code class="prompt">root# </code> lpadmin -p <em class="parameter"><code>printque</code></em> -v socket://<em class="parameter"><code>printer-name</code></em>.abmas.biz:9100 -E </pre><p> - <a class="indexterm" name="id2572803"></a> + <a class="indexterm" name="id2566718"></a> This step creates the necessary print queue to use no assigned print filter. This is ideal for raw printing, that is, printing without use of filters. The name <em class="parameter"><code>printque</code></em> is the name you have assigned for the particular printer. - </p></li><li class="step" title="Step 10"><p> + </p></li><li><p> Print queues may not be enabled at creation. Make certain that the queues you have just created are enabled by executing the following: </p><pre class="screen"> <code class="prompt">root# </code> /usr/bin/enable <em class="parameter"><code>printque</code></em> </pre><p> - </p></li><li class="step" title="Step 11"><p> + </p></li><li><p> Even though your print queue may be enabled, it is still possible that it does not accept print jobs. A print queue services incoming printing requests only when configured to do so. Ensure that your print queue is @@ -322,10 +322,10 @@ root = Administrator </p><pre class="screen"> <code class="prompt">root# </code> /usr/bin/accept <em class="parameter"><code>printque</code></em> </pre><p> - </p></li><li class="step" title="Step 12"><p> - <a class="indexterm" name="id2572882"></a> - <a class="indexterm" name="id2572889"></a> - <a class="indexterm" name="id2572896"></a> + </p></li><li><p> + <a class="indexterm" name="id2566797"></a> + <a class="indexterm" name="id2566804"></a> + <a class="indexterm" name="id2566811"></a> This step, as well as the next one, may be omitted where CUPS version 1.1.18 or later is in use. Although it does no harm to follow it anyway, and may help to avoid time spent later trying to figure out why print jobs may be @@ -335,41 +335,41 @@ root = Administrator </p><pre class="screen"> application/octet-stream application/vnd.cups-raw 0 - </pre><p> - </p></li><li class="step" title="Step 13"><p> - <a class="indexterm" name="id2572932"></a> + </p></li><li><p> + <a class="indexterm" name="id2566847"></a> Edit the file <code class="filename">/etc/cups/mime.types</code> to uncomment the line: </p><pre class="screen"> application/octet-stream </pre><p> - </p></li><li class="step" title="Step 14"><p> + </p></li><li><p> Refer to the CUPS printing manual for instructions regarding how to configure CUPS so that print queues that reside on CUPS servers on remote networks route print jobs to the print server that owns that queue. The default setting on your CUPS server may automatically discover remotely installed printers and may permit this functionality without requiring specific configuration. - </p></li><li class="step" title="Step 15"><p> + </p></li><li><p> As part of the roll-out program, you need to configure the application's server shares. This can be done once on the central server and may then be replicated using a tool such as <code class="literal">rsync</code>. Refer to the man page for <code class="literal">rsync</code> for details regarding use. The notes in <a class="link" href="secure.html#ch4appscfg" title="Application Share Configuration">“Application Share Configuration”</a> may help in your decisions to use an application server facility. - </p></li></ol></div><div class="note" title="Note" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Note</h3><p> + </p></li></ol></div><div class="note" style="margin-left: 0.5in; margin-right: 0.5in;"><h3 class="title">Note</h3><p> Logon scripts that are run from a domain controller (PDC or BDC) are capable of using semi-intelligent processes to automap Windows client drives to an application server that is nearest to the client. This is considerably more difficult when a single PDC is used on a routed network. It can be done, but not as elegantly as you see in the next chapter. - </p></div></div><div class="sect2" title="Server-Specific Preparation"><div class="titlepage"><div><div><h3 class="title"><a name="id2573010"></a>Server-Specific Preparation</h3></div></div></div><p> + </p></div></div><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="id2566924"></a>Server-Specific Preparation</h3></div></div></div><p> There are some steps that apply to particular server functionality only. Each step is critical to correct server operation. The following step-by-step installation guidance will assist you in working through the process of configuring the PDC and then both BDC's. - </p><div class="sect3" title="Configuration for Server: MASSIVE"><div class="titlepage"><div><div><h4 class="title"><a name="id2573023"></a>Configuration for Server: <code class="constant">MASSIVE</code></h4></div></div></div><p> + </p><div class="sect3" lang="en"><div class="titlepage"><div><div><h4 class="title"><a name="id2566938"></a>Configuration for Server: <code class="constant">MASSIVE</code></h4></div></div></div><p> The steps presented here attempt to implement Samba installation in a generic manner. While some steps are clearly specific to Linux, it should not be too difficult to apply them to your platform of choice. - </p><div class="procedure" title="Procedure 4.2. Primary Domain Controller Preparation"><a name="id2573038"></a><p class="title"><b>Procedure 4.2. Primary Domain Controller Preparation</b></p><ol class="procedure" type="1"><li class="step" title="Step 1"><p> - <a class="indexterm" name="id2573050"></a> - <a class="indexterm" name="id2573057"></a> + </p><div class="procedure"><a name="id2566953"></a><p class="title"><b>Procedure 4.2. Primary Domain Controller Preparation</b></p><ol type="1"><li><p> + <a class="indexterm" name="id2566965"></a> + <a class="indexterm" name="id2566972"></a> The host server acts as a router between the two internal network segments as well as for all Internet access. This necessitates that IP forwarding be enabled. This can be achieved by adding to the <code class="filename">/etc/rc.d/boot.local</code> an entry as follows: @@ -378,7 +378,7 @@ echo 1 > /proc/sys/net/ipv4/ip_forward </pre><p> To ensure that your kernel is capable of IP forwarding during configuration, you may wish to execute that command manually also. This setting permits the Linux system to act as a router. - </p></li><li class="step" title="Step 2"><p> + </p></li><li><p> This server is dual hosted (i.e., has two network interfaces) one goes to the Internet and the other to a local network that has a router that is the gateway to the remote networks. You must therefore configure the server with route table entries so that it can find machines @@ -396,46 +396,46 @@ echo 1 > /proc/sys/net/ipv4/ip_forward not persistent across system reboots. You may add these commands directly to the local startup files as follows: (SUSE) <code class="filename">/etc/rc.d/boot.local</code>, (Red Hat) <code class="filename">/etc/rc.d/init.d/rc.local</code>. - </p></li><li class="step" title="Step 3"><p> - <a class="indexterm" name="id2573151"></a> + </p></li><li><p> + <a class="indexterm" name="id2567065"></a> The final step that must be completed is to edit the <code class="filename">/etc/nsswitch.conf</code> file. This file controls the operation of the various resolver libraries that are part of the Linux Glibc libraries. Edit this file so that it contains the following entries: </p><pre class="screen"> hosts: files dns wins </pre><p> - </p></li><li class="step" title="Step 4"><p> - <a class="indexterm" name="id2573180"></a> + </p></li><li><p> + <a class="indexterm" name="id2567095"></a> Create and map Windows domain groups to UNIX groups. A sample script is provided in <a class="link" href="Big500users.html#ch5-initgrps" title="Example 4.17. Initialize Groups Script, File: /etc/samba/initGrps.sh">“Initialize Groups Script, File: /etc/samba/initGrps.sh”</a>. Create a file containing this script. You called yours <code class="filename">/etc/samba/initGrps.sh</code>. Set this file so it can be executed and then execute the script. An example of the execution of this script as well as its validation are shown in Section 4.3.2, Step 5. - </p></li><li class="step" title="Step 5"><p> - <a class="indexterm" name="id2573212"></a> - <a class="indexterm" name="id2573219"></a> - <a class="indexterm" name="id2573228"></a> + </p></li><li><p> + <a class="indexterm" name="id2567127"></a> + <a class="indexterm" name="id2567134"></a> + <a class="indexterm" name="id2567143"></a> For each user who needs to be given a Windows domain account, make an entry in the <code class="filename">/etc/passwd</code> file as well as in the Samba password backend. Use the system tool of your choice to create the UNIX system account, and use the Samba <code class="literal">smbpasswd</code> to create a domain user account. </p><p> - <a class="indexterm" name="id2573255"></a> - <a class="indexterm" name="id2573262"></a> - <a class="indexterm" name="id2573268"></a> + <a class="indexterm" name="id2567170"></a> + <a class="indexterm" name="id2567176"></a> + <a class="indexterm" name="id2567183"></a> There are a number of tools for user management under UNIX, such as <code class="literal">useradd</code>, <code class="literal">adduser</code>, as well as a plethora of custom tools. With the tool of your choice, create a home directory for each user. - </p></li><li class="step" title="Step 6"><p> + </p></li><li><p> Using the preferred tool for your UNIX system, add each user to the UNIX groups created previously as necessary. File system access control is based on UNIX group membership. - </p></li><li class="step" title="Step 7"><p> + </p></li><li><p> Create the directory mount point for the disk subsystem that is to be mounted to provide data storage for company files, in this case, the mount point indicated in the <code class="filename">smb.conf</code> file is <code class="filename">/data</code>. Format the file system as required and mount the formatted file system partition using appropriate system tools. - </p></li><li class="step" title="Step 8"><p> - <a class="indexterm" name="id2573332"></a> + </p></li><li><p> + <a class="indexterm" name="id2567247"></a> Create the top-level file storage directories for data and applications as follows: </p><pre class="screen"> <code class="prompt">root# </code> mkdir -p /data/{accounts,finsvcs,pidata} @@ -453,7 +453,7 @@ hosts: files dns wins The directory root of the <code class="literal">finsvcs</code> share is <code class="filename">/data/finsvcs</code>. The <code class="filename">/apps</code> directory is the root of the <code class="constant">apps</code> share that provides the application server infrastructure. - </p></li><li class="step" title="Step 9"><p> + </p></li><li><p> The <code class="filename">smb.conf</code> file specifies an infrastructure to support roaming profiles and network logon services. You can now create the file system infrastructure to provide the locations on disk that these services require. Adequate planning is essential @@ -474,9 +474,9 @@ hosts: files dns wins <code class="prompt">root# </code> chown 'username':users /var/lib/samba/profiles/'username' <code class="prompt">root# </code> chmod ug+wrx,o+rx,-w /var/lib/samba/profiles/'username' </pre><p> - </p></li><li class="step" title="Step 10"><p> - <a class="indexterm" name="id2573538"></a> - <a class="indexterm" name="id2573545"></a> + </p></li><li><p> + <a class="indexterm" name="id2567453"></a> + <a class="indexterm" name="id2567459"></a> Create a logon script. It is important that each line is correctly terminated with a carriage return and line-feed combination (i.e., DOS encoding). The following procedure works if the right tools (<code class="constant">unxi2dos</code> and <code class="constant">dos2unix</code>) are installed. @@ -491,7 +491,7 @@ net use h: /home <code class="prompt">root# </code> dos2unix < /var/lib/samba/netlogon/scripts/logon.bat.unix \ > /var/lib/samba/netlogon/scripts/logon.bat </pre><p> - </p></li><li class="step" title="Step 11"><p> + </p></li><li><p> There is one preparatory step without which you cannot have a working Samba network environment. You must add an account for each network user. You can do this by executing the following steps for each user: @@ -508,18 +508,18 @@ Retype new SMB password: XXXXXXXX Added user <em class="parameter"><code>username</code></em>. </pre><p> You do, of course, use a valid user login ID in place of <em class="parameter"><code>username</code></em>. - </p></li><li class="step" title="Step 12"><p> + </p></li><li><p> Follow the processes shown in <a class="link" href="Big500users.html#ch5-procstart" title="Process Startup Configuration">“Process Startup Configuration”</a> to start all services. - </p></li><li class="step" title="Step 13"><p> + </p></li><li><p> Your server is ready for validation testing. Do not proceed with the steps in <a class="link" href="Big500users.html#ch5-domsvrspec" title="Configuration Specific to Domain Member Servers: BLDG1, BLDG2">“Configuration Specific to Domain Member Servers: BLDG1, BLDG2”</a> until after the operation of the server has been validated following the same methods as outlined in <a class="link" href="secure.html" title="Chapter 3. Secure Office Networking">“Secure Office Networking”</a>, <a class="link" href="secure.html#ch4valid" title="Validation">“Validation”</a>. - </p></li></ol></div></div><div class="sect3" title="Configuration Specific to Domain Member Servers: BLDG1, BLDG2"><div class="titlepage"><div><div><h4 class="title"><a name="ch5-domsvrspec"></a>Configuration Specific to Domain Member Servers: <code class="constant">BLDG1, BLDG2</code></h4></div></div></div><p> + </p></li></ol></div></div><div class="sect3" lang="en"><div class="titlepage"><div><div><h4 class="title"><a name="ch5-domsvrspec"></a>Configuration Specific to Domain Member Servers: <code class="constant">BLDG1, BLDG2</code></h4></div></div></div><p> The following steps will guide you through the nuances of implementing BDCs for the broadcast isolated network segments. Remember that if the target installation platform is not Linux, it may be necessary to adapt some commands to the equivalent on the target platform. - </p><div class="procedure" title="Procedure 4.3. Backup Domain Controller Configuration Steps"><a name="id2573731"></a><p class="title"><b>Procedure 4.3. Backup Domain Controller Configuration Steps</b></p><ol class="procedure" type="1"><li class="step" title="Step 1"><p> - <a class="indexterm" name="id2573743"></a> + </p><div class="procedure"><a name="id2567646"></a><p class="title"><b>Procedure 4.3. Backup Domain Controller Configuration Steps</b></p><ol type="1"><li><p> + <a class="indexterm" name="id2567658"></a> The final step that must be completed is to edit the <code class="filename">/etc/nsswitch.conf</code> file. This file controls the operation of the various resolver libraries that are part of the Linux Glibc libraries. Edit this file so that it contains the following entries: @@ -528,27 +528,27 @@ passwd: files winbind group: files winbind hosts: files dns wins </pre><p> - </p></li><li class="step" title="Step 2"><p> + </p></li><li><p> Follow the steps outlined in <a class="link" href="Big500users.html#ch5-procstart" title="Process Startup Configuration">“Process Startup Configuration”</a> to start all services. Do not start Samba at this time. Samba is controlled by the process called <code class="literal">smb</code>. - </p></li><li class="step" title="Step 3"><p> - <a class="indexterm" name="id2573795"></a> + </p></li><li><p> + <a class="indexterm" name="id2567710"></a> You must now attempt to join the domain member servers to the domain. The following instructions should be executed to effect this: </p><pre class="screen"> <code class="prompt">root# </code> net rpc join </pre><p> - </p></li><li class="step" title="Step 4"><p> - <a class="indexterm" name="id2573827"></a> + </p></li><li><p> + <a class="indexterm" name="id2567742"></a> You now start the Samba services by executing: </p><pre class="screen"> <code class="prompt">root# </code> service smb start </pre><p> - </p></li><li class="step" title="Step 5"><p> + </p></li><li><p> Your server is ready for validation testing. Do not proceed with the steps in <a class="link" href="Big500users.html#ch5-domsvrspec" title="Configuration Specific to Domain Member Servers: BLDG1, BLDG2">“Configuration Specific to Domain Member Servers: BLDG1, BLDG2”</a> until after the operation of the server has been validated following the same methods as outlined in <a class="link" href="secure.html#ch4valid" title="Validation">“Validation”</a>. - </p></li></ol></div></div></div><div class="example"><a name="ch5-massivesmb"></a><p class="title"><b>Example 4.1. Server: MASSIVE (PDC), File: <code class="filename">/etc/samba/smb.conf</code></b></p><div class="example-contents"><table border="0" summary="Simple list" class="simplelist"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2573912"></a><em class="parameter"><code>workgroup = MEGANET</code></em></td></tr><tr><td><a class="indexterm" name="id2573924"></a><em class="parameter"><code>netbios name = MASSIVE</code></em></td></tr><tr><td><a class="indexterm" name="id2573936"></a><em class="parameter"><code>interfaces = eth1, lo</code></em></td></tr><tr><td><a class="indexterm" name="id2573948"></a><em class="parameter"><code>bind interfaces only = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2573960"></a><em class="parameter"><code>passdb backend = tdbsam</code></em></td></tr><tr><td><a class="indexterm" name="id2573971"></a><em class="parameter"><code>smb ports = 139</code></em></td></tr><tr><td><a class="indexterm" name="id2573983"></a><em class="parameter"><code>add user script = /usr/sbin/useradd -m '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2573995"></a><em class="parameter"><code>delete user script = /usr/sbin/userdel -r '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2574007"></a><em class="parameter"><code>add group script = /usr/sbin/groupadd '%g'</code></em></td></tr><tr><td><a class="indexterm" name="id2574020"></a><em class="parameter"><code>delete group script = /usr/sbin/groupdel '%g'</code></em></td></tr><tr><td><a class="indexterm" name="id2574032"></a><em class="parameter"><code>add user to group script = /usr/sbin/usermod -G '%g' '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2574044"></a><em class="parameter"><code>add machine script = /usr/sbin/useradd -s /bin/false -d /var/lib/nobody '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2574057"></a><em class="parameter"><code>preferred master = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574069"></a><em class="parameter"><code>wins support = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574081"></a><em class="parameter"><code>include = /etc/samba/dc-common.conf</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[accounts]</code></em></td></tr><tr><td><a class="indexterm" name="id2574102"></a><em class="parameter"><code>comment = Accounting Files</code></em></td></tr><tr><td><a class="indexterm" name="id2574113"></a><em class="parameter"><code>path = /data/accounts</code></em></td></tr><tr><td><a class="indexterm" name="id2574125"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[service]</code></em></td></tr><tr><td><a class="indexterm" name="id2574146"></a><em class="parameter"><code>comment = Financial Services Files</code></em></td></tr><tr><td><a class="indexterm" name="id2574157"></a><em class="parameter"><code>path = /data/service</code></em></td></tr><tr><td><a class="indexterm" name="id2574169"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[pidata]</code></em></td></tr><tr><td><a class="indexterm" name="id2574190"></a><em class="parameter"><code>comment = Property Insurance Files</code></em></td></tr><tr><td><a class="indexterm" name="id2574202"></a><em class="parameter"><code>path = /data/pidata</code></em></td></tr><tr><td><a class="indexterm" name="id2574213"></a><em class="parameter"><code>read only = No</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-dc-common"></a><p class="title"><b>Example 4.2. Server: MASSIVE (PDC), File: <code class="filename">/etc/samba/dc-common.conf</code></b></p><div class="example-contents"><table border="0" summary="Simple list" class="simplelist"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2574261"></a><em class="parameter"><code>shutdown script = /var/lib/samba/scripts/shutdown.sh</code></em></td></tr><tr><td><a class="indexterm" name="id2574273"></a><em class="parameter"><code>abort shutdown script = /sbin/shutdown -c</code></em></td></tr><tr><td><a class="indexterm" name="id2574285"></a><em class="parameter"><code>logon script = scripts\logon.bat</code></em></td></tr><tr><td><a class="indexterm" name="id2574297"></a><em class="parameter"><code>logon path = \%L\profiles\%U</code></em></td></tr><tr><td><a class="indexterm" name="id2574309"></a><em class="parameter"><code>logon drive = X:</code></em></td></tr><tr><td><a class="indexterm" name="id2574321"></a><em class="parameter"><code>logon home = \%L\%U</code></em></td></tr><tr><td><a class="indexterm" name="id2574332"></a><em class="parameter"><code>domain logons = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574344"></a><em class="parameter"><code>preferred master = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574356"></a><em class="parameter"><code>include = /etc/samba/common.conf</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[homes]</code></em></td></tr><tr><td><a class="indexterm" name="id2574377"></a><em class="parameter"><code>comment = Home Directories</code></em></td></tr><tr><td><a class="indexterm" name="id2574389"></a><em class="parameter"><code>valid users = %S</code></em></td></tr><tr><td><a class="indexterm" name="id2574400"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td><a class="indexterm" name="id2574412"></a><em class="parameter"><code>browseable = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[netlogon]</code></em></td></tr><tr><td><a class="indexterm" name="id2574432"></a><em class="parameter"><code>comment = Network Logon Service</code></em></td></tr><tr><td><a class="indexterm" name="id2574444"></a><em class="parameter"><code>path = /var/lib/samba/netlogon</code></em></td></tr><tr><td><a class="indexterm" name="id2574456"></a><em class="parameter"><code>guest ok = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574468"></a><em class="parameter"><code>locking = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[profiles]</code></em></td></tr><tr><td><a class="indexterm" name="id2574488"></a><em class="parameter"><code>comment = Profile Share</code></em></td></tr><tr><td><a class="indexterm" name="id2574500"></a><em class="parameter"><code>path = /var/lib/samba/profiles</code></em></td></tr><tr><td><a class="indexterm" name="id2574512"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td><a class="indexterm" name="id2574523"></a><em class="parameter"><code>profile acls = Yes</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-commonsmb"></a><p class="title"><b>Example 4.3. Common Samba Configuration File: <code class="filename">/etc/samba/common.conf</code></b></p><div class="example-contents"><table border="0" summary="Simple list" class="simplelist"><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2574568"></a><em class="parameter"><code>username map = /etc/samba/smbusers</code></em></td></tr><tr><td><a class="indexterm" name="id2574580"></a><em class="parameter"><code>log level = 1</code></em></td></tr><tr><td><a class="indexterm" name="id2574591"></a><em class="parameter"><code>syslog = 0</code></em></td></tr><tr><td><a class="indexterm" name="id2574603"></a><em class="parameter"><code>log file = /var/log/samba/%m</code></em></td></tr><tr><td><a class="indexterm" name="id2574614"></a><em class="parameter"><code>max log size = 50</code></em></td></tr><tr><td><a class="indexterm" name="id2574626"></a><em class="parameter"><code>smb ports = 139</code></em></td></tr><tr><td><a class="indexterm" name="id2574638"></a><em class="parameter"><code>name resolve order = wins bcast hosts</code></em></td></tr><tr><td><a class="indexterm" name="id2574650"></a><em class="parameter"><code>time server = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574662"></a><em class="parameter"><code>printcap name = CUPS</code></em></td></tr><tr><td><a class="indexterm" name="id2574673"></a><em class="parameter"><code>show add printer wizard = No</code></em></td></tr><tr><td><a class="indexterm" name="id2574686"></a><em class="parameter"><code>shutdown script = /var/lib/samba/scripts/shutdown.sh</code></em></td></tr><tr><td><a class="indexterm" name="id2574698"></a><em class="parameter"><code>abort shutdown script = /sbin/shutdown -c</code></em></td></tr><tr><td><a class="indexterm" name="id2574710"></a><em class="parameter"><code>utmp = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574722"></a><em class="parameter"><code>map acl inherit = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574734"></a><em class="parameter"><code>printing = cups</code></em></td></tr><tr><td><a class="indexterm" name="id2574745"></a><em class="parameter"><code>veto files = /*.eml/*.nws/*.{*}/</code></em></td></tr><tr><td><a class="indexterm" name="id2574757"></a><em class="parameter"><code>veto oplock files = /*.doc/*.xls/*.mdb/</code></em></td></tr><tr><td><a class="indexterm" name="id2574769"></a><em class="parameter"><code>include = </code></em></td></tr><tr><td># Share and Service Definitions are common to all servers</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[printers]</code></em></td></tr><tr><td><a class="indexterm" name="id2574794"></a><em class="parameter"><code>comment = SMB Print Spool</code></em></td></tr><tr><td><a class="indexterm" name="id2574806"></a><em class="parameter"><code>path = /var/spool/samba</code></em></td></tr><tr><td><a class="indexterm" name="id2574817"></a><em class="parameter"><code>guest ok = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574829"></a><em class="parameter"><code>printable = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574840"></a><em class="parameter"><code>use client driver = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574852"></a><em class="parameter"><code>default devmode = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2574864"></a><em class="parameter"><code>browseable = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[apps]</code></em></td></tr><tr><td><a class="indexterm" name="id2574885"></a><em class="parameter"><code>comment = Application Files</code></em></td></tr><tr><td><a class="indexterm" name="id2574896"></a><em class="parameter"><code>path = /apps</code></em></td></tr><tr><td><a class="indexterm" name="id2574908"></a><em class="parameter"><code>admin users = bjordan</code></em></td></tr><tr><td><a class="indexterm" name="id2574920"></a><em class="parameter"><code>read only = No</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-bldg1-smb"></a><p class="title"><b>Example 4.4. Server: BLDG1 (Member), File: smb.conf</b></p><div class="example-contents"><table border="0" summary="Simple list" class="simplelist"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2574963"></a><em class="parameter"><code>workgroup = MEGANET</code></em></td></tr><tr><td><a class="indexterm" name="id2574974"></a><em class="parameter"><code>netbios name = BLDG1</code></em></td></tr><tr><td><a class="indexterm" name="id2574986"></a><em class="parameter"><code>include = /etc/samba/dom-mem.conf</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-bldg2-smb"></a><p class="title"><b>Example 4.5. Server: BLDG2 (Member), File: smb.conf</b></p><div class="example-contents"><table border="0" summary="Simple list" class="simplelist"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2575029"></a><em class="parameter"><code>workgroup = MEGANET</code></em></td></tr><tr><td><a class="indexterm" name="id2575041"></a><em class="parameter"><code>netbios name = BLDG2</code></em></td></tr><tr><td><a class="indexterm" name="id2575053"></a><em class="parameter"><code>include = /etc/samba/dom-mem.conf</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-dommem-smb"></a><p class="title"><b>Example 4.6. Common Domain Member Include File: dom-mem.conf</b></p><div class="example-contents"><table border="0" summary="Simple list" class="simplelist"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2575096"></a><em class="parameter"><code>shutdown script = /var/lib/samba/scripts/shutdown.sh</code></em></td></tr><tr><td><a class="indexterm" name="id2575108"></a><em class="parameter"><code>abort shutdown script = /sbin/shutdown -c</code></em></td></tr><tr><td><a class="indexterm" name="id2575120"></a><em class="parameter"><code>preferred master = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2575132"></a><em class="parameter"><code>wins server = 172.16.0.1</code></em></td></tr><tr><td><a class="indexterm" name="id2575144"></a><em class="parameter"><code>idmap uid = 15000-20000</code></em></td></tr><tr><td><a class="indexterm" name="id2575156"></a><em class="parameter"><code>idmap gid = 15000-20000</code></em></td></tr><tr><td><a class="indexterm" name="id2575168"></a><em class="parameter"><code>include = /etc/samba/common.conf</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="massive-dhcp"></a><p class="title"><b>Example 4.7. Server: MASSIVE, File: dhcpd.conf</b></p><div class="example-contents"><pre class="screen"> + </p></li></ol></div></div></div><div class="example"><a name="ch5-massivesmb"></a><p class="title"><b>Example 4.1. Server: MASSIVE (PDC), File: <code class="filename">/etc/samba/smb.conf</code></b></p><div class="example-contents"><table class="simplelist" border="0" summary="Simple list"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2567827"></a><em class="parameter"><code>workgroup = MEGANET</code></em></td></tr><tr><td><a class="indexterm" name="id2567839"></a><em class="parameter"><code>netbios name = MASSIVE</code></em></td></tr><tr><td><a class="indexterm" name="id2567851"></a><em class="parameter"><code>interfaces = eth1, lo</code></em></td></tr><tr><td><a class="indexterm" name="id2567862"></a><em class="parameter"><code>bind interfaces only = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2567874"></a><em class="parameter"><code>passdb backend = tdbsam</code></em></td></tr><tr><td><a class="indexterm" name="id2567886"></a><em class="parameter"><code>smb ports = 139</code></em></td></tr><tr><td><a class="indexterm" name="id2567898"></a><em class="parameter"><code>add user script = /usr/sbin/useradd -m '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2567910"></a><em class="parameter"><code>delete user script = /usr/sbin/userdel -r '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2567922"></a><em class="parameter"><code>add group script = /usr/sbin/groupadd '%g'</code></em></td></tr><tr><td><a class="indexterm" name="id2567934"></a><em class="parameter"><code>delete group script = /usr/sbin/groupdel '%g'</code></em></td></tr><tr><td><a class="indexterm" name="id2567947"></a><em class="parameter"><code>add user to group script = /usr/sbin/usermod -G '%g' '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2567959"></a><em class="parameter"><code>add machine script = /usr/sbin/useradd -s /bin/false -d /var/lib/nobody '%u'</code></em></td></tr><tr><td><a class="indexterm" name="id2567972"></a><em class="parameter"><code>preferred master = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2567984"></a><em class="parameter"><code>wins support = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2567996"></a><em class="parameter"><code>include = /etc/samba/dc-common.conf</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[accounts]</code></em></td></tr><tr><td><a class="indexterm" name="id2568016"></a><em class="parameter"><code>comment = Accounting Files</code></em></td></tr><tr><td><a class="indexterm" name="id2568028"></a><em class="parameter"><code>path = /data/accounts</code></em></td></tr><tr><td><a class="indexterm" name="id2568040"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[service]</code></em></td></tr><tr><td><a class="indexterm" name="id2568060"></a><em class="parameter"><code>comment = Financial Services Files</code></em></td></tr><tr><td><a class="indexterm" name="id2568072"></a><em class="parameter"><code>path = /data/service</code></em></td></tr><tr><td><a class="indexterm" name="id2568084"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[pidata]</code></em></td></tr><tr><td><a class="indexterm" name="id2568104"></a><em class="parameter"><code>comment = Property Insurance Files</code></em></td></tr><tr><td><a class="indexterm" name="id2568116"></a><em class="parameter"><code>path = /data/pidata</code></em></td></tr><tr><td><a class="indexterm" name="id2568128"></a><em class="parameter"><code>read only = No</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-dc-common"></a><p class="title"><b>Example 4.2. Server: MASSIVE (PDC), File: <code class="filename">/etc/samba/dc-common.conf</code></b></p><div class="example-contents"><table class="simplelist" border="0" summary="Simple list"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2568176"></a><em class="parameter"><code>shutdown script = /var/lib/samba/scripts/shutdown.sh</code></em></td></tr><tr><td><a class="indexterm" name="id2568188"></a><em class="parameter"><code>abort shutdown script = /sbin/shutdown -c</code></em></td></tr><tr><td><a class="indexterm" name="id2568200"></a><em class="parameter"><code>logon script = scripts\logon.bat</code></em></td></tr><tr><td><a class="indexterm" name="id2568212"></a><em class="parameter"><code>logon path = \%L\profiles\%U</code></em></td></tr><tr><td><a class="indexterm" name="id2568224"></a><em class="parameter"><code>logon drive = X:</code></em></td></tr><tr><td><a class="indexterm" name="id2568236"></a><em class="parameter"><code>logon home = \%L\%U</code></em></td></tr><tr><td><a class="indexterm" name="id2568247"></a><em class="parameter"><code>domain logons = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568259"></a><em class="parameter"><code>preferred master = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568271"></a><em class="parameter"><code>include = /etc/samba/common.conf</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[homes]</code></em></td></tr><tr><td><a class="indexterm" name="id2568292"></a><em class="parameter"><code>comment = Home Directories</code></em></td></tr><tr><td><a class="indexterm" name="id2568303"></a><em class="parameter"><code>valid users = %S</code></em></td></tr><tr><td><a class="indexterm" name="id2568315"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td><a class="indexterm" name="id2568327"></a><em class="parameter"><code>browseable = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[netlogon]</code></em></td></tr><tr><td><a class="indexterm" name="id2568347"></a><em class="parameter"><code>comment = Network Logon Service</code></em></td></tr><tr><td><a class="indexterm" name="id2568359"></a><em class="parameter"><code>path = /var/lib/samba/netlogon</code></em></td></tr><tr><td><a class="indexterm" name="id2568371"></a><em class="parameter"><code>guest ok = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568382"></a><em class="parameter"><code>locking = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[profiles]</code></em></td></tr><tr><td><a class="indexterm" name="id2568403"></a><em class="parameter"><code>comment = Profile Share</code></em></td></tr><tr><td><a class="indexterm" name="id2568415"></a><em class="parameter"><code>path = /var/lib/samba/profiles</code></em></td></tr><tr><td><a class="indexterm" name="id2568427"></a><em class="parameter"><code>read only = No</code></em></td></tr><tr><td><a class="indexterm" name="id2568438"></a><em class="parameter"><code>profile acls = Yes</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-commonsmb"></a><p class="title"><b>Example 4.3. Common Samba Configuration File: <code class="filename">/etc/samba/common.conf</code></b></p><div class="example-contents"><table class="simplelist" border="0" summary="Simple list"><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2568483"></a><em class="parameter"><code>username map = /etc/samba/smbusers</code></em></td></tr><tr><td><a class="indexterm" name="id2568494"></a><em class="parameter"><code>log level = 1</code></em></td></tr><tr><td><a class="indexterm" name="id2568506"></a><em class="parameter"><code>syslog = 0</code></em></td></tr><tr><td><a class="indexterm" name="id2568517"></a><em class="parameter"><code>log file = /var/log/samba/%m</code></em></td></tr><tr><td><a class="indexterm" name="id2568529"></a><em class="parameter"><code>max log size = 50</code></em></td></tr><tr><td><a class="indexterm" name="id2568541"></a><em class="parameter"><code>smb ports = 139</code></em></td></tr><tr><td><a class="indexterm" name="id2568553"></a><em class="parameter"><code>name resolve order = wins bcast hosts</code></em></td></tr><tr><td><a class="indexterm" name="id2568565"></a><em class="parameter"><code>time server = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568576"></a><em class="parameter"><code>printcap name = CUPS</code></em></td></tr><tr><td><a class="indexterm" name="id2568588"></a><em class="parameter"><code>show add printer wizard = No</code></em></td></tr><tr><td><a class="indexterm" name="id2568600"></a><em class="parameter"><code>shutdown script = /var/lib/samba/scripts/shutdown.sh</code></em></td></tr><tr><td><a class="indexterm" name="id2568613"></a><em class="parameter"><code>abort shutdown script = /sbin/shutdown -c</code></em></td></tr><tr><td><a class="indexterm" name="id2568625"></a><em class="parameter"><code>utmp = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568636"></a><em class="parameter"><code>map acl inherit = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568648"></a><em class="parameter"><code>printing = cups</code></em></td></tr><tr><td><a class="indexterm" name="id2568660"></a><em class="parameter"><code>veto files = /*.eml/*.nws/*.{*}/</code></em></td></tr><tr><td><a class="indexterm" name="id2568672"></a><em class="parameter"><code>veto oplock files = /*.doc/*.xls/*.mdb/</code></em></td></tr><tr><td><a class="indexterm" name="id2568684"></a><em class="parameter"><code>include = </code></em></td></tr><tr><td># Share and Service Definitions are common to all servers</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[printers]</code></em></td></tr><tr><td><a class="indexterm" name="id2568709"></a><em class="parameter"><code>comment = SMB Print Spool</code></em></td></tr><tr><td><a class="indexterm" name="id2568720"></a><em class="parameter"><code>path = /var/spool/samba</code></em></td></tr><tr><td><a class="indexterm" name="id2568732"></a><em class="parameter"><code>guest ok = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568744"></a><em class="parameter"><code>printable = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568755"></a><em class="parameter"><code>use client driver = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568767"></a><em class="parameter"><code>default devmode = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2568779"></a><em class="parameter"><code>browseable = No</code></em></td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[apps]</code></em></td></tr><tr><td><a class="indexterm" name="id2568800"></a><em class="parameter"><code>comment = Application Files</code></em></td></tr><tr><td><a class="indexterm" name="id2568811"></a><em class="parameter"><code>path = /apps</code></em></td></tr><tr><td><a class="indexterm" name="id2568823"></a><em class="parameter"><code>admin users = bjordan</code></em></td></tr><tr><td><a class="indexterm" name="id2568835"></a><em class="parameter"><code>read only = No</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-bldg1-smb"></a><p class="title"><b>Example 4.4. Server: BLDG1 (Member), File: smb.conf</b></p><div class="example-contents"><table class="simplelist" border="0" summary="Simple list"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2568877"></a><em class="parameter"><code>workgroup = MEGANET</code></em></td></tr><tr><td><a class="indexterm" name="id2568889"></a><em class="parameter"><code>netbios name = BLDG1</code></em></td></tr><tr><td><a class="indexterm" name="id2568901"></a><em class="parameter"><code>include = /etc/samba/dom-mem.conf</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-bldg2-smb"></a><p class="title"><b>Example 4.5. Server: BLDG2 (Member), File: smb.conf</b></p><div class="example-contents"><table class="simplelist" border="0" summary="Simple list"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2568944"></a><em class="parameter"><code>workgroup = MEGANET</code></em></td></tr><tr><td><a class="indexterm" name="id2568956"></a><em class="parameter"><code>netbios name = BLDG2</code></em></td></tr><tr><td><a class="indexterm" name="id2568967"></a><em class="parameter"><code>include = /etc/samba/dom-mem.conf</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="ch5-dommem-smb"></a><p class="title"><b>Example 4.6. Common Domain Member Include File: dom-mem.conf</b></p><div class="example-contents"><table class="simplelist" border="0" summary="Simple list"><tr><td># Global parameters</td></tr><tr><td> </td></tr><tr><td><em class="parameter"><code>[global]</code></em></td></tr><tr><td><a class="indexterm" name="id2569011"></a><em class="parameter"><code>shutdown script = /var/lib/samba/scripts/shutdown.sh</code></em></td></tr><tr><td><a class="indexterm" name="id2569023"></a><em class="parameter"><code>abort shutdown script = /sbin/shutdown -c</code></em></td></tr><tr><td><a class="indexterm" name="id2569035"></a><em class="parameter"><code>preferred master = Yes</code></em></td></tr><tr><td><a class="indexterm" name="id2569047"></a><em class="parameter"><code>wins server = 172.16.0.1</code></em></td></tr><tr><td><a class="indexterm" name="id2569059"></a><em class="parameter"><code>idmap uid = 15000-20000</code></em></td></tr><tr><td><a class="indexterm" name="id2569071"></a><em class="parameter"><code>idmap gid = 15000-20000</code></em></td></tr><tr><td><a class="indexterm" name="id2569082"></a><em class="parameter"><code>include = /etc/samba/common.conf</code></em></td></tr></table></div></div><br class="example-break"><div class="example"><a name="massive-dhcp"></a><p class="title"><b>Example 4.7. Server: MASSIVE, File: dhcpd.conf</b></p><div class="example-contents"><pre class="screen"> # Abmas Accounting Inc. default-lease-time 86400; @@ -897,9 +897,9 @@ net groupmap add ntgroup="Domain Guests" unixgroup=nobody type=d net groupmap add ntgroup="Accounts Dept" unixgroup=acctsdep type=d net groupmap add ntgroup="Financial Services" unixgroup=finsrvcs type=d net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d -</pre></div></div><br class="example-break"><div class="sect2" title="Process Startup Configuration"><div class="titlepage"><div><div><h3 class="title"><a name="ch5-procstart"></a>Process Startup Configuration</h3></div></div></div><p> - <a class="indexterm" name="id2575523"></a> - <a class="indexterm" name="id2575530"></a> +</pre></div></div><br class="example-break"><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="ch5-procstart"></a>Process Startup Configuration</h3></div></div></div><p> + <a class="indexterm" name="id2569438"></a> + <a class="indexterm" name="id2569445"></a> There are two essential steps to process startup configuration. A process must be configured so that it is automatically restarted each time the server is rebooted. This step involves use of the <code class="literal">chkconfig</code> tool that @@ -908,7 +908,7 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d directories. Links are created so that when the system run-level is changed, the necessary start or kill script is run. </p><p> - <a class="indexterm" name="id2575566"></a> + <a class="indexterm" name="id2569481"></a> In the event that a service is provided not as a daemon but via the internetworking super daemon (<code class="literal">inetd</code> or <code class="literal">xinetd</code>), then the <code class="literal">chkconfig</code> tool makes the necessary entries in the <code class="filename">/etc/xinetd.d</code> directory @@ -918,10 +918,10 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d Last, each service must be started to permit system validation to proceed. The following steps are for a Red Hat Linux system, please adapt them to suit the target OS platform on which you are installing Samba. - </p><div class="procedure" title="Procedure 4.4. Process Startup Configuration Steps"><a name="id2575610"></a><p class="title"><b>Procedure 4.4. Process Startup Configuration Steps</b></p><ol class="procedure" type="1"><li class="step" title="Step 1"><p> + </p><div class="procedure"><a name="id2569525"></a><p class="title"><b>Procedure 4.4. Process Startup Configuration Steps</b></p><ol type="1"><li><p> Use the standard system tool to configure each service to restart automatically at every system reboot. For example, - <a class="indexterm" name="id2575625"></a> + <a class="indexterm" name="id2569540"></a> </p><pre class="screen"> <code class="prompt">root# </code> chkconfig dhpc on <code class="prompt">root# </code> chkconfig named on @@ -929,10 +929,10 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d <code class="prompt">root# </code> chkconfig smb on <code class="prompt">root# </code> chkconfig swat on </pre><p> - </p></li><li class="step" title="Step 2"><p> - <a class="indexterm" name="id2575674"></a> - <a class="indexterm" name="id2575681"></a> - <a class="indexterm" name="id2575688"></a> + </p></li><li><p> + <a class="indexterm" name="id2569589"></a> + <a class="indexterm" name="id2569596"></a> + <a class="indexterm" name="id2569603"></a> Now start each service to permit the system to be validated. Execute each of the following in the sequence shown: @@ -943,70 +943,70 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d <code class="prompt">root# </code> service smb restart <code class="prompt">root# </code> service swat restart </pre><p> - </p></li></ol></div></div><div class="sect2" title="Windows Client Configuration"><div class="titlepage"><div><div><h3 class="title"><a name="ch5wincfg"></a>Windows Client Configuration</h3></div></div></div><p> + </p></li></ol></div></div><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="ch5wincfg"></a>Windows Client Configuration</h3></div></div></div><p> The procedure for desktop client configuration for the network in this chapter is similar to that used for the previous one. There are a few subtle changes that should be noted. - </p><div class="procedure" title="Procedure 4.5. Windows Client Configuration Steps"><a name="id2575754"></a><p class="title"><b>Procedure 4.5. Windows Client Configuration Steps</b></p><ol class="procedure" type="1"><li class="step" title="Step 1"><p> + </p><div class="procedure"><a name="id2569669"></a><p class="title"><b>Procedure 4.5. Windows Client Configuration Steps</b></p><ol type="1"><li><p> Install MS Windows XP Professional. During installation, configure the client to use DHCP for TCP/IP protocol configuration. - <a class="indexterm" name="id2575768"></a> - <a class="indexterm" name="id2575775"></a> + <a class="indexterm" name="id2569683"></a> + <a class="indexterm" name="id2569689"></a> DHCP configures all Windows clients to use the WINS Server address that has been defined for the local subnet. - </p></li><li class="step" title="Step 2"><p> + </p></li><li><p> Join the Windows domain <code class="constant">MEGANET</code>. Use the domain administrator username <code class="constant">root</code> and the SMB password you assigned to this account. A detailed step-by-step procedure for joining a Windows 200x/XP Professional client to a Windows domain is given in <a class="link" href="appendix.html" title="Chapter 15. A Collection of Useful Tidbits">“A Collection of Useful Tidbits”</a>, <a class="link" href="appendix.html#domjoin" title="Joining a Domain: Windows 200x/XP Professional">“Joining a Domain: Windows 200x/XP Professional”</a>. Reboot the machine as prompted and then log on using the domain administrator account (<code class="constant">root</code>). - </p></li><li class="step" title="Step 3"><p> + </p></li><li><p> Verify that the server called <code class="constant">MEGANET</code> is visible in <span class="guimenu">My Network Places</span>, that it is possible to connect to it and see the shares <span class="guimenuitem">accounts</span>, <span class="guimenuitem">apps</span>, and <span class="guimenuitem">finsvcs</span>, and that it is possible to open each share to reveal its contents. - </p></li><li class="step" title="Step 4"><p> + </p></li><li><p> Create a drive mapping to the <code class="constant">apps</code> share on a server. At this time, it does not particularly matter which application server is used. It is necessary to manually set a persistent drive mapping to the local applications server on each workstation at the time of installation. This step is avoided by the improvements to the design of the network configuration in the next chapter. - </p></li><li class="step" title="Step 5"><p> + </p></li><li><p> Perform an administrative installation of each application to be used. Select the options that you wish to use. Of course, you choose to run applications over the network, correct? - </p></li><li class="step" title="Step 6"><p> + </p></li><li><p> Now install all applications to be installed locally. Typical tools include Adobe Acrobat, NTP-based time synchronization software, drivers for specific local devices such as fingerprint scanners, and the like. Probably the most significant application to be locally installed is antivirus software. - </p></li><li class="step" title="Step 7"><p> + </p></li><li><p> Now install all four printers onto the staging system. The printers you install include the accounting department HP LaserJet 6 and Minolta QMS Magicolor printers, and you also configure use of the identical printers that are located in the financial services department. Install printers on each machine using the following steps: - </p><div class="procedure" title="Procedure 4.6. Steps to Install Printer Drivers on Windows Clients"><a name="id2575906"></a><p class="title"><b>Procedure 4.6. Steps to Install Printer Drivers on Windows Clients</b></p><ol class="procedure" type="1"><li class="step" title="Step 7.1"><p> + </p><div class="procedure"><a name="id2569820"></a><p class="title"><b>Procedure 4.6. Steps to Install Printer Drivers on Windows Clients</b></p><ol type="1"><li><p> Click <span class="guimenu">Start</span> → <span class="guimenuitem">Settings</span> → <span class="guimenuitem">Printers</span>+<span class="guiicon">Add Printer</span>+<span class="guibutton">Next</span>. Do not click <span class="guimenuitem">Network printer</span>. Ensure that <span class="guimenuitem">Local printer</span> is selected. - </p></li><li class="step" title="Step 7.2"><p> + </p></li><li><p> Click <span class="guibutton">Next</span>. In the <span class="guimenuitem">Manufacturer:</span> panel, select <code class="constant">HP</code>. In the <span class="guimenuitem">Printers:</span> panel, select the printer called <code class="constant">HP LaserJet 6</code>. Click <span class="guibutton">Next</span>. - </p></li><li class="step" title="Step 7.3"><p> + </p></li><li><p> In the <span class="guimenuitem">Available ports:</span> panel, select <code class="constant">FILE:</code>. Accept the default printer name by clicking - <span class="guibutton">Next</span>. When asked, <span class="quote">“<span class="quote">Would you like to print a - test page?</span>”</span>, click <span class="guimenuitem">No</span>. Click + <span class="guibutton">Next</span>. When asked, “<span class="quote">Would you like to print a + test page?</span>”, click <span class="guimenuitem">No</span>. Click <span class="guibutton">Finish</span>. - </p></li><li class="step" title="Step 7.4"><p> + </p></li><li><p> You may be prompted for the name of a file to print to. If so, close the dialog panel. Right-click <span class="guiicon">HP LaserJet 6</span> → <span class="guimenuitem">Properties</span>. - </p></li><li class="step" title="Step 7.5"><p> + </p></li><li><p> In the <span class="guimenuitem">Network</span> panel, enter the name of the print queue on the Samba server as follows: <code class="constant">\\BLDG1\hplj6a</code>. Click <span class="guibutton">OK</span>+<span class="guibutton">OK</span> to complete the installation. - </p></li><li class="step" title="Step 7.6"><p> + </p></li><li><p> Repeat the printer installation steps above for both HP LaserJet 6 printers as well as for both QMS Magicolor laser printers. Remember to install all printers but to set the destination port for each to the server on the @@ -1018,69 +1018,69 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d configuration (as well as the applications server drive mapping) to the server on the network segment on which the workstation is to be located. </p></li></ol></div><p> - </p></li><li class="step" title="Step 8"><p> + </p></li><li><p> When you are satisfied that the staging systems are complete, use the appropriate procedure to remove the client from the domain. Reboot the system, and then log on as the local administrator and clean out all temporary files stored on the system. Before shutting down, use the disk defragmentation tool so that the file system is in optimal condition before replication. - </p></li><li class="step" title="Step 9"><p> + </p></li><li><p> Boot the workstation using the Norton (Symantec) Ghosting disk (or CD-ROM) and image the machine to a network share on the server. - </p></li><li class="step" title="Step 10"><p> + </p></li><li><p> You may now replicate the image using the appropriate Norton Ghost procedure to the target machines. Make sure to use the procedure that ensures each machine has a unique Windows security identifier (SID). When the installation of the disk image is complete, boot the PC. - </p></li><li class="step" title="Step 11"><p> + </p></li><li><p> Log onto the machine as the local Administrator (the only option), and join the machine to the domain following the procedure set out in <a class="link" href="appendix.html" title="Chapter 15. A Collection of Useful Tidbits">“A Collection of Useful Tidbits”</a>, <a class="link" href="appendix.html#domjoin" title="Joining a Domain: Windows 200x/XP Professional">“Joining a Domain: Windows 200x/XP Professional”</a>. You must now set the persistent drive mapping to the applications server that the user is to use. The system is now ready for the user to log on, provided you have created a network logon account for that user, of course. - </p></li><li class="step" title="Step 12"><p> + </p></li><li><p> Instruct all users to log onto the workstation using their assigned username and password. - </p></li></ol></div></div><div class="sect2" title="Key Points Learned"><div class="titlepage"><div><div><h3 class="title"><a name="id2576210"></a>Key Points Learned</h3></div></div></div><p> + </p></li></ol></div></div><div class="sect2" lang="en"><div class="titlepage"><div><div><h3 class="title"><a name="id2570124"></a>Key Points Learned</h3></div></div></div><p> The network you have just deployed has been a valuable exercise in forced constraint. You have deployed a network that works well, although you may soon start to see performance problems, at which time the modifications demonstrated in <a class="link" href="happy.html" title="Chapter 5. Making Happy Users">“Making Happy Users”</a> bring the network to life. The following key learning points were experienced: - </p><div class="itemizedlist"><ul class="itemizedlist" type="disc"><li class="listitem"><p> + </p><div class="itemizedlist"><ul type="disc"><li><p> The power of using <code class="filename">smb.conf</code> include files - </p></li><li class="listitem"><p> + </p></li><li><p> Use of a single PDC over a routed network - </p></li><li class="listitem"><p> + </p></li><li><p> Joining a Samba-3 domain member server to a Samba-3 domain - </p></li><li class="listitem"><p> + </p></li><li><p> Configuration of winbind to use domain users and groups for Samba access to resources on the domain member servers - </p></li><li class="listitem"><p> + </p></li><li><p> The introduction of roaming profiles - </p></li></ul></div></div></div><div class="sect1" title="Questions and Answers"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2576268"></a>Questions and Answers</h2></div></div></div><p> - </p><div class="qandaset" title="Frequently Asked Questions"><a name="id2576277"></a><dl><dt> <a href="Big500users.html#id2576284"> + </p></li></ul></div></div></div><div class="sect1" lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a name="id2570183"></a>Questions and Answers</h2></div></div></div><p> + </p><div class="qandaset"><dl><dt> <a href="Big500users.html#id2570199"> The example smb.conf files in this chapter make use of the include facility. How may I get to see what the actual working smb.conf settings are? - </a></dt><dt> <a href="Big500users.html#id2576333"> + </a></dt><dt> <a href="Big500users.html#id2570248"> Why does the include file common.conf have an empty include statement? - </a></dt><dt> <a href="Big500users.html#id2576396"> + </a></dt><dt> <a href="Big500users.html#id2570310"> I accept that the simplest configuration necessary to do the job is the best. The use of tdbsam passdb backend is much simpler than having to manage an LDAP-based ldapsam passdb backend. I tried using rsync to replicate the passdb.tdb, and it seems to work fine! So what is the problem? - </a></dt><dt> <a href="Big500users.html#id2576451"> + </a></dt><dt> <a href="Big500users.html#id2570365"> You are using DHCP Relay enabled on the routers as well as a local DHCP server. Will this cause a clash? - </a></dt><dt> <a href="Big500users.html#id2576481"> + </a></dt><dt> <a href="Big500users.html#id2570396"> How does the Windows client find the PDC? - </a></dt><dt> <a href="Big500users.html#id2576504"> + </a></dt><dt> <a href="Big500users.html#id2570418"> Why did you enable IP forwarding (routing) only on the server called MASSIVE? - </a></dt><dt> <a href="Big500users.html#id2576534"> + </a></dt><dt> <a href="Big500users.html#id2570449"> You did nothing special to implement roaming profiles. Why? - </a></dt><dt> <a href="Big500users.html#id2576554"> + </a></dt><dt> <a href="Big500users.html#id2570469"> On the domain member computers, you configured winbind in the /etc/nsswitch.conf file. You did not configure any PAM settings. Is this an omission? - </a></dt><dt> <a href="Big500users.html#id2576586"> + </a></dt><dt> <a href="Big500users.html#id2570500"> You are starting SWAT up on this example but have not discussed that anywhere. Why did you do this? - </a></dt><dt> <a href="Big500users.html#id2576627"> + </a></dt><dt> <a href="Big500users.html#id2570542"> The domain controller has an auto-shutdown script. Isn't that dangerous? - </a></dt></dl><table border="0" width="100%" summary="Q and A Set"><col align="left" width="1%"><col><tbody><tr class="question"><td align="left" valign="top"><a name="id2576284"></a><a name="id2576286"></a></td><td align="left" valign="top"><p> + </a></dt></dl><table border="0" summary="Q and A Set"><col align="left" width="1%"><tbody><tr class="question"><td align="left" valign="top"><a name="id2570199"></a><a name="id2570201"></a></td><td align="left" valign="top"><p> The example <code class="filename">smb.conf</code> files in this chapter make use of the <em class="parameter"><code>include</code></em> facility. How may I get to see what the actual working <code class="filename">smb.conf</code> settings are? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> @@ -1088,7 +1088,7 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d </p><pre class="screen"> <code class="prompt">root# </code> testparm -s | less </pre><p> - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576333"></a><a name="id2576335"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570248"></a><a name="id2570250"></a></td><td align="left" valign="top"><p> Why does the include file <code class="filename">common.conf</code> have an empty include statement? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> The use of the empty include statement nullifies further includes. For example, let's say you @@ -1101,7 +1101,7 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d If the include parameter was not in the common.conf file, the final <code class="filename">smb.conf</code> file leaves the include in place, even though the file it points to has already been included. This is a bug that will be fixed at a future date. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576396"></a><a name="id2576398"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570310"></a><a name="id2570312"></a></td><td align="left" valign="top"><p> I accept that the simplest configuration necessary to do the job is the best. The use of <em class="parameter"><code>tdbsam</code></em> passdb backend is much simpler than having to manage an LDAP-based <em class="parameter"><code>ldapsam</code></em> passdb backend. I tried using <code class="literal">rsync</code> to replicate the <code class="filename">passdb.tdb</code>, and it seems to work fine! @@ -1111,7 +1111,7 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d contents between the PDC and BDCs. The most notable symptom is that workstations may not be able to log onto the network following a reboot and may have to rejoin the domain to recover network access capability. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576451"></a><a name="id2576453"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570365"></a><a name="id2570368"></a></td><td align="left" valign="top"><p> You are using DHCP Relay enabled on the routers as well as a local DHCP server. Will this cause a clash? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> No. It is possible to have as many DHCP servers on a network segment as makes sense. A DHCP server @@ -1120,26 +1120,26 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d </p><p> The only exception to this rule is when the client makes a directed request from a specific DHCP server for renewal of the lease it has. This means that under normal circumstances there is no risk of a clash. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576481"></a><a name="id2576483"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570396"></a><a name="id2570398"></a></td><td align="left" valign="top"><p> How does the Windows client find the PDC? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> The Windows client obtains the WINS server address from the DHCP lease information. It also obtains from the DHCP lease information the parameter that causes it to use directed UDP (UDP Unicast) to register itself with the WINS server and to obtain enumeration of vital network information to enable it to operate successfully. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576504"></a><a name="id2576506"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570418"></a><a name="id2570420"></a></td><td align="left" valign="top"><p> Why did you enable IP forwarding (routing) only on the server called <code class="constant">MASSIVE</code>? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> The server called <code class="constant">MASSIVE</code> is acting as a router to the Internet. No other server (BLDG1 or BLDG2) has any need for IP forwarding because they are attached only to their own network. Route table entries are needed to direct MASSIVE to send all traffic intended for the remote network segments to the router that is its gateway to them. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576534"></a><a name="id2576536"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570449"></a><a name="id2570451"></a></td><td align="left" valign="top"><p> You did nothing special to implement roaming profiles. Why? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> Unless configured to do otherwise, the default behavior with Samba-3 and Windows XP Professional clients is to use roaming profiles. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576554"></a><a name="id2576556"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570469"></a><a name="id2570471"></a></td><td align="left" valign="top"><p> On the domain member computers, you configured winbind in the <code class="filename">/etc/nsswitch.conf</code> file. You did not configure any PAM settings. Is this an omission? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> @@ -1148,7 +1148,7 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d member servers using Windows networking usernames and passwords, it is necessary to configure PAM to enable the use of winbind. Samba makes use only of the identity resolution facilities of the name service switch (NSS). - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576586"></a><a name="id2576588"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570500"></a><a name="id2570503"></a></td><td align="left" valign="top"><p> You are starting SWAT up on this example but have not discussed that anywhere. Why did you do this? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> Oh, I did not think you would notice that. It is there so that it can be used. This is more fully discussed @@ -1157,7 +1157,7 @@ net groupmap add ntgroup="Insurance Group" unixgroup=piops type=d of <code class="filename">smb.conf</code> <em class="parameter"><code>include</code></em> files because SWAT optimizes them out into an aggregated file but leaves in place a broken reference to the top-layer include file. SWAT was not designed to handle this functionality gracefully. - </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2576627"></a><a name="id2576629"></a></td><td align="left" valign="top"><p> + </p></td></tr><tr class="question"><td align="left" valign="top"><a name="id2570542"></a><a name="id2570544"></a></td><td align="left" valign="top"><p> The domain controller has an auto-shutdown script. Isn't that dangerous? </p></td></tr><tr class="answer"><td align="left" valign="top"></td><td align="left" valign="top"><p> Well done, you spotted that! I guess it is dangerous. It is good to know that you can do this, though. |