From f3a55c909224066e223bfc6f97a7d09c14ca8ea8 Mon Sep 17 00:00:00 2001
From: Alexander Schreiber <als@google.com>
Date: Fri, 28 Dec 2007 10:05:49 +0000
Subject: [PATCH] Document variable MAC support to gnt-instance.
Document the ability to set and change the MAC address for instances.
Reviewed-by: iustinp
---
man/gnt-instance.sgml | 15 +++++++++++++--
1 file changed, 13 insertions(+), 2 deletions(-)
diff --git a/man/gnt-instance.sgml b/man/gnt-instance.sgml
index c7ac8ef1b..748750255 100644
--- a/man/gnt-instance.sgml
+++ b/man/gnt-instance.sgml
@@ -68,6 +68,7 @@
<sbr>
<arg>-o <replaceable>os-type</replaceable></arg>
<arg>-b <replaceable>bridge</replaceable></arg>
+ <arg>--mac <replaceable>MAC-address</replaceable></arg>
<sbr>
<arg choice="req">-t<group>
<arg>diskless</arg>
@@ -124,6 +125,15 @@
bridge specified at cluster initialization time).
</para>
+ <para>
+ The <option>--mac</option> option specifies the MAC address
+ of the ethernet interface for the instance. If this option
+ is not specified, a new MAC address is generated randomly with
+ the configured MAC prefix. The randomly generated MAC
+ address is guaranteed to be unique among the instances of
+ this cluster.
+ </para>
+
<para>
The <option>-t</option> options specifies the disk layout type for
the instance. The available choices are:
@@ -395,12 +405,13 @@
<arg choice="opt">-p <replaceable>vcpus</replaceable></arg>
<arg choice="opt">-i <replaceable>ip</replaceable></arg>
<arg choice="opt">-b <replaceable>bridge</replaceable></arg>
+ <arg chioce="opt">--mac <replaceable>MAC-address</replaceable></arg>
<arg choice="req"><replaceable>instance</replaceable></arg>
</cmdsynopsis>
<para>
- Modify the memory size, number of vcpus, ip address and/or bridge
- for an instance.
+ Modify the memory size, number of vcpus, ip address, MAC
+ address and/or bridge for an instance.
</para>
<para>
--
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