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<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2006 Joey Hess
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.4//EN"
"file:///usr/share/xml/docbook/schema/dtd/4.4/docbookx.dtd"
[]>
<refentry>
<refentryinfo>
<author>
<firstname>Joey</firstname>
<surname>Hess</surname>
</author>
<date>2006-03-07</date>
</refentryinfo>
<refmeta>
<refentrytitle>ifdata</refentrytitle>
<manvolnum>1</manvolnum>
</refmeta>
<refnamediv>
<refname>ifdata</refname>
<refpurpose>get network interface info without parsing ifconfig output</refpurpose>
</refnamediv>
<refsynopsisdiv>
<cmdsynopsis>
<command>ifdata</command>
<arg>options</arg>
<arg><replaceable>iface</replaceable></arg>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1>
<title>DESCRIPTION</title>
<para><command>ifdata</command> can be used to check for the existence
of a network interface, or to get information abut the interface, such
as its IP address. Unlike <command>ifconfig</command> or <command>ip</command>,
<command>ifdata</command> has simple to parse output that is designed
to be easily used by a shell script.</para>
</refsect1>
<refsect1>
<title>OPTIONS</title>
<variablelist>
<varlistentry>
<term><option>-h</option></term>
<listitem>
<para>Print out a help summary.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-e</option></term>
<listitem>
<para>Test to see if the interface exists. ifdata will exit
nonzero if the interface does not exist.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-p</option></term>
<listitem>
<para>Prints out the whole configuration of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pe</option></term>
<listitem>
<para>Prints "yes" or "no" if the interface exists or not.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pa</option></term>
<listitem>
<para>Prints the IPv4 address of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pn</option></term>
<listitem>
<para>Prints the netmask of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pN</option></term>
<listitem>
<para>Prints the network address of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pb</option></term>
<listitem>
<para>Prints the broadcast address of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pm</option></term>
<listitem>
<para>Prints the MTU of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-pf</option></term>
<listitem>
<para>Prints the flags of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-si</option></term>
<listitem>
<para>Prints out all the input statistics of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sip</option></term>
<listitem>
<para>Prints the number of input packets.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sib</option></term>
<listitem>
<para>Prints the number of input bytes.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sie</option></term>
<listitem>
<para>Prints the number of input errors.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sid</option></term>
<listitem>
<para>Prints the number of input drops.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sif</option></term>
<listitem>
<para>Prints the number of input fifo overruns.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sic</option></term>
<listitem>
<para>Print the number of input compress.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sim</option></term>
<listitem>
<para>Prints the number of input multicast.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-so</option></term>
<listitem>
<para>Prints out all the output statistics of the interface.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sop</option></term>
<listitem>
<para>Prints the number of output packets.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sob</option></term>
<listitem>
<para>Prints the number of output bytes.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-soe</option></term>
<listitem>
<para>Prints the number of output errors.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sod</option></term>
<listitem>
<para>Prints the number of output drops.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sof</option></term>
<listitem>
<para>Prints the number of output fifo overruns.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-sox</option></term>
<listitem>
<para>Print the number of output collisions.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-soc</option></term>
<listitem>
<para>Prints the number of output carrier loss.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>-som</option></term>
<listitem>
<para>Prints the number of output multicast.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
</refentry>
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