diff options
Diffstat (limited to 'man/systemd.link.xml')
| -rw-r--r-- | man/systemd.link.xml | 107 |
1 files changed, 86 insertions, 21 deletions
diff --git a/man/systemd.link.xml b/man/systemd.link.xml index 6708753e82..f74edd0186 100644 --- a/man/systemd.link.xml +++ b/man/systemd.link.xml @@ -1,4 +1,4 @@ -<?xml version='1.0'?> <!--*- Mode: nxml; nxml-child-indent: 2; indent-tabs-mode: nil -*--> +<?xml version='1.0'?> <!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd"> @@ -364,14 +364,13 @@ <varlistentry> <term><varname>AutoNegotiation=</varname></term> <listitem> - <para>Enables or disables automatic negotiation of transmission parameters. + <para>Takes a boolean. If set to yes, automatic negotiation of transmission parameters is enabled. Autonegotiation is a procedure by which two connected ethernet devices choose common transmission parameters, such as speed, duplex mode, and flow control. - Takes a boolean value. Unset by default, which means that the kernel default - will be used.</para> + When unset, the kernel's default will be used.</para> - <para>Note that if autonegotiation is enabled, speed and duplex settings are - read-only. If autonegotation is disabled, speed and duplex settings are writable + <para>Note that if autonegotiation is enabled, speed, duplex and advertise settings are + read-only. If autonegotation is disabled, speed, duplex and advertise settings are writable if the driver supports multiple link modes.</para> </listitem> </varlistentry> @@ -479,43 +478,109 @@ </listitem> </varlistentry> <varlistentry> + <term><varname>Advertise=</varname></term> + <listitem> + <para>This sets what speeds and duplex modes of operation are advertised for auto-negotiation. + The supported values are: + + <table> + <title>Supported advertise values</title> + <tgroup cols='3'> + <colspec colname='Advertise' /> + <colspec colname='Speed' /> + <colspec colname='Duplex Mode' /> + + <thead><row> + <entry>Advertise</entry> + <entry>Speed (Mbps)</entry> + <entry>Duplex Mode</entry> + </row></thead> + <tbody> + + <row><entry><literal>10baset-half</literal></entry> + <entry>10</entry><entry>half</entry></row> + + <row><entry><literal>10baset-full</literal></entry> + <entry>10</entry><entry>full</entry></row> + + <row><entry><literal>100baset-half</literal></entry> + <entry>100</entry><entry>half</entry></row> + + <row><entry><literal>100baset-full</literal></entry> + <entry>100</entry><entry>full</entry></row> + + <row><entry><literal>1000baset-half</literal></entry> + <entry>1000</entry><entry>half</entry></row> + + <row><entry><literal>1000baset-full</literal></entry> + <entry>1000</entry><entry>full</entry></row> + + <row><entry><literal>10000baset-full</literal></entry> + <entry>10000</entry><entry>full</entry></row> + + <row><entry><literal>2500basex-full</literal></entry> + <entry>2500</entry><entry>full</entry></row> + + <row><entry><literal>1000basekx-full</literal></entry> + <entry>1000</entry><entry>full</entry></row> + + <row><entry><literal>10000basekx4-full</literal></entry> + <entry>10000</entry><entry>full</entry></row> + + <row><entry><literal>10000basekr-full</literal></entry> + <entry>10000</entry><entry>full</entry></row> + + <row><entry><literal>10000baser-fec</literal></entry> + <entry>10000</entry><entry>full</entry></row> + + <row><entry><literal>20000basemld2-full</literal></entry> + <entry>20000</entry><entry>full</entry></row> + + <row><entry><literal>20000basekr2-full</literal></entry> + <entry>20000</entry><entry>full</entry></row> + </tbody> + </tgroup> + </table> + + By default this is unset, i.e. all possible modes will be advertised. + This option may be specified more than once, in which case all specified speeds and modes are advertised. + If the empty string is assigned to this option, the list is reset, and all prior assignments have no effect. + </para> + </listitem> + </varlistentry> + <varlistentry> <term><varname>TCPSegmentationOffload=</varname></term> <listitem> - <para>The TCP Segmentation Offload (TSO) when true enables - TCP segmentation offload. Takes a boolean value. - Defaults to "unset".</para> + <para>Takes a boolean. If set to true, the TCP Segmentation Offload (TSO) is enabled. + When unset, the kernel's default will be used.</para> </listitem> </varlistentry> <varlistentry> <term><varname>TCP6SegmentationOffload=</varname></term> <listitem> - <para>The TCP6 Segmentation Offload (tx-tcp6-segmentation) when true enables - TCP6 segmentation offload. Takes a boolean value. - Defaults to "unset".</para> + <para>Takes a boolean. If set to true, the TCP6 Segmentation Offload (tx-tcp6-segmentation) is enabled. + When unset, the kernel's default will be used.</para> </listitem> </varlistentry> <varlistentry> <term><varname>GenericSegmentationOffload=</varname></term> <listitem> - <para>The Generic Segmentation Offload (GSO) when true enables - generic segmentation offload. Takes a boolean value. - Defaults to "unset".</para> + <para>Takes a boolean. If set to true, the Generic Segmentation Offload (GSO) is enabled. + When unset, the kernel's default will be used.</para> </listitem> </varlistentry> <varlistentry> <term><varname>GenericReceiveOffload=</varname></term> <listitem> - <para>The Generic Receive Offload (GRO) when true enables - generic receive offload. Takes a boolean value. - Defaults to "unset".</para> + <para>Takes a boolean. If set to true, the Generic Receive Offload (GRO) is enabled. + When unset, the kernel's default will be used.</para> </listitem> </varlistentry> <varlistentry> <term><varname>LargeReceiveOffload=</varname></term> <listitem> - <para>The Large Receive Offload (LRO) when true enables - large receive offload. Takes a boolean value. - Defaults to "unset".</para> + <para>Takes a boolean. If set to true, the Large Receive Offload (LRO) is enabled. + When unset, the kernel's default will be used.</para> </listitem> </varlistentry> <varlistentry> |