"http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
<!--
+ SPDX-License-Identifier: LGPL-2.1+
+
This file is part of systemd.
Copyright 2015 Zbigniew Jędrzejewski-Szmek
-
- systemd is free software; you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published by
- the Free Software Foundation; either version 2.1 of the License, or
- (at your option) any later version.
-
- systemd 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with systemd; If not, see <http://www.gnu.org/licenses/>.
-->
<refentry id="networkctl" conditional='ENABLE_NETWORKD'
<varlistentry>
<term>
<command>list</command>
+ <optional><replaceable>LINK…</replaceable></optional>
</term>
<listitem>
- <para>Show a list of existing links and their
- status. Produces output similar to <programlisting>
-IDX LINK TYPE OPERATIONAL SETUP
+ <para>Show a list of existing links and their status. If no further arguments are specified shows all links,
+ otherwise just the specified links. Produces output similar to:
+
+ <programlisting>IDX LINK TYPE OPERATIONAL SETUP
1 lo loopback carrier unmanaged
2 eth0 ether routable configured
3 virbr0 ether no-carrier unmanaged
<varlistentry>
<term>
<command>status</command>
- <optional><replaceable>LINK...</replaceable></optional>
+ <optional><replaceable>LINK…</replaceable></optional>
</term>
<listitem>
state, kernel module driver, hardware and IP address,
configured DNS servers, etc.</para>
- <para>When no links are specified, routable links are
- shown. Also see the option <option>--all</option>.</para>
+ <para>When no links are specified, an overall network status is shown. Also see the option
+ <option>--all</option>.</para>
- <para>Produces output similar to
+ <para>Produces output similar to:
<programlisting>
● State: routable
Address: 10.193.76.5 on eth0
<varlistentry>
<term>
<command>lldp</command>
+ <optional><replaceable>LINK…</replaceable></optional>
</term>
<listitem>
- <para>Show LLDP (Link Layer Discovery Protocol)
- status.</para>
+ <para>Show discovered LLDP (Link Layer Discovery Protocol) neighbors. If one or more link names are specified
+ only neighbors on those interfaces are shown. Otherwise shows discovered neighbors on all interfaces. Note
+ that for this feature to work, <varname>LLDP=</varname> must be turned on on the specific interface, see
+ <citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry> for
+ details.</para>
+
+ <para>Produces output similar to:
+ <programlisting>LINK CHASSIS ID SYSTEM NAME CAPS PORT ID PORT DESCRIPTION
+enp0s25 00:e0:4c:00:00:00 GS1900 ..b........ 2 Port #2
+
+Capability Flags:
+o - Other; p - Repeater; b - Bridge; w - WLAN Access Point; r - Router;
+t - Telephone; d - DOCSIS cable device; a - Station; c - Customer VLAN;
+s - Service VLAN, m - Two-port MAC Relay (TPMR)
+
+1 neighbors listed.</programlisting></para>
</listitem>
</varlistentry>
+
+ <varlistentry>
+ <term>
+ <command>label</command>
+ </term>
+
+ <listitem><para>Show numerical address labels that can be used for address selection.
+ This is the same information that
+ <citerefentry><refentrytitle>ip-addrlabel</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ shows. See <ulink url="https://tools.ietf.org/html/rfc3484">RFC 3484</ulink>
+ for a discussion of address labels.</para>
+
+ <para>Produces output similar to:
+ <programlisting>Prefix/Prefixlen Label
+ ::/0 1
+ fc00::/7 5
+ fec0::/10 11
+ 2002::/16 2
+ 3ffe::/16 12
+ 2001:10::/28 7
+ 2001::/32 6
+::ffff:0.0.0.0/96 4
+ ::/96 3
+ ::1/128 0</programlisting></para>
+ </listitem>
+ </varlistentry>
+
</variablelist>
</refsect1>
<refsect1>
<title>Exit status</title>
- <para>On success, 0 is returned, a non-zero failure
- code otherwise.</para>
+ <para>On success, 0 is returned, a non-zero failure code otherwise.</para>
</refsect1>
<refsect1>
<para>
<citerefentry><refentrytitle>systemd-networkd.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
<citerefentry><refentrytitle>systemd.network</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
- <citerefentry><refentrytitle>systemd.netdev</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+ <citerefentry><refentrytitle>systemd.netdev</refentrytitle><manvolnum>5</manvolnum></citerefentry>,
+ <citerefentry project='die-net'><refentrytitle>ip</refentrytitle><manvolnum>8</manvolnum></citerefentry>
</para>
</refsect1>
</refentry>