diff options
Diffstat (limited to 'man/systemd.network.xml')
| -rw-r--r-- | man/systemd.network.xml | 94 |
1 files changed, 79 insertions, 15 deletions
diff --git a/man/systemd.network.xml b/man/systemd.network.xml index 1a2699a47f..e44491cc2e 100644 --- a/man/systemd.network.xml +++ b/man/systemd.network.xml @@ -76,11 +76,9 @@ <filename>/run</filename> take precedence over files with the same name in <filename>/usr/lib</filename>. This can be used to override a system-supplied configuration file with a local file if - needed; a symlink in <filename>/etc</filename> with the same name - as a configuration file in <filename>/usr/lib</filename>, pointing - to <filename>/dev/null</filename>, disables the configuration file - entirely.</para> - + needed. As a special case, an empty file (file size 0) or symlink + with the same name pointing to <filename>/dev/null</filename>, + disable the configuration file entirely (it is "masked").</para> </refsect1> <refsect1> @@ -288,7 +286,7 @@ <term><varname>BindCarrier=</varname></term> <listitem> <para>A port or a list of ports. When set, controls the - behaviour of the current interface. When all ports in the list + behavior of the current interface. When all ports in the list are in an operational down state, the current interface is brought down. When at least one port has carrier, the current interface is brought up. @@ -376,8 +374,9 @@ <para>Note: unless this option is turned on, or set to <literal>kernel</literal>, no IP forwarding is done on this interface, even if this is globally turned on in the kernel, with the - <filename>net.ipv4.ip_forward</filename> and - <filename>net.ipv4.ip_forward</filename> sysctl + <filename>net.ipv4.ip_forward</filename>, + <filename>net.ipv4.conf.all.forwarding</filename>, and + <filename>net.ipv6.conf.all.forwarding</filename> sysctl options.</para> </listitem> </varlistentry> @@ -391,6 +390,23 @@ <literal>no</literal>.</para></listitem> </varlistentry> <varlistentry> + <term><varname>IPv6PrivacyExtensions=</varname></term> + <listitem><para>Configures use of stateless temporary + addresses that change over time (see <ulink + url="https://tools.ietf.org/html/rfc4941">RFC 4941</ulink>, + Privacy Extensions for Stateless Address Autoconfiguration + in IPv6). Takes a boolean or the special values + <literal>prefer-public</literal> and + <literal>kernel</literal>. When true enables the privacy + extensions and prefers temporary addresses over public + addresses. When <literal>prefer-public</literal> enables the + privacy extensions, but prefers public addresses over + temporary addresses. When false, the privacy extensions + remain disabled. When <literal>kernel</literal> the kernel's + default setting will be left in place. Defaults to + <literal>no</literal>.</para></listitem> + </varlistentry> + <varlistentry> <term><varname>Bridge=</varname></term> <listitem> <para>The name of the bridge to add the link to.</para> @@ -558,19 +574,26 @@ <varlistentry> <term><varname>SendHostname=</varname></term> <listitem> - <para>When true (the default), the machine's hostname will be sent to the DHCP - server</para> + <para>When true (the default), the machine's hostname will + be sent to the DHCP server.</para> </listitem> </varlistentry> <varlistentry> <term><varname>UseHostname=</varname></term> <listitem> <para>When true (the default), the hostname received from - the DHCP server will be used as the transient - hostname.</para> + the DHCP server will be used as the transient hostname. + </para> </listitem> </varlistentry> <varlistentry> + <term><varname>Hostname=</varname></term> + <listitem> + <para>Use this value for the hostname which is sent to the + DHCP server, instead of machine's hostname.</para> + </listitem> + </varlistentry> + <varlistentry> <term><varname>UseDomains=</varname></term> <listitem> <para>When true (not the default), the domain name @@ -645,16 +668,57 @@ following keys.</para> <variablelist class='network-directives'> <varlistentry> + <term><varname>UnicastFlood=</varname></term> + <listitem> + <para>A boolean. Controls whether the bridge should flood + traffic for which an FDB entry is missing and the destination + is unknown through this port. Defaults to on. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term><varname>HairPin=</varname></term> + <listitem> + <para>A boolean. Configures whether traffic may be sent back + out of the port on which it was received. By default, this + flag is false, and the bridge will not forward traffic back + out of the receiving port.</para> + </listitem> + </varlistentry> + <varlistentry> + <term><varname>UseBPDU=</varname></term> + <listitem> + <para>A boolean. Configures whether STP Bridge Protocol Data Units will be + processed by the bridge port. Defaults to yes.</para> + </listitem> + </varlistentry> + <varlistentry> + <term><varname>FastLeave=</varname></term> + <listitem> + <para>A boolean. This flag allows the bridge to immediately stop multicast + traffic on a port that receives IGMP Leave message. It is only used with + IGMP snooping if enabled on the bridge. Defaults to off.</para> + </listitem> + </varlistentry> + <varlistentry> + <term><varname>AllowPortToBeRoot=</varname></term> + <listitem> + <para>A boolean. Configures whether a given port is allowed to + become a root port. Only used when STP is enabled on the bridge. + Defaults to on.</para> + </listitem> + </varlistentry> + <varlistentry> <term><varname>Cost=</varname></term> <listitem> - <para>Each port in a bridge may have different speed. Cost + <para>Sets the "cost" of sending packets of this interface. + Each port in a bridge may have different speed and the cost is used to decide which link to use. Faster interfaces - should have lower costs</para> + should have lower costs.</para> </listitem> </varlistentry> </variablelist> </refsect1> - <refsect1> <title>[BridgeFDB] Section Options</title> <para>The <literal>[BridgeFDB]</literal> section manages the |