[libvirt] The config of IP address for 'macvtap' network

Michal Privoznik mprivozn at redhat.com
Tue May 15 09:33:06 UTC 2012


On 15.05.2012 10:57, Lei Li wrote:
> Hi guys,
> 
> I know the macvtap network is supported by libvirt as forward mode
> 'passthrough', I wonder is there anyway to configure the IP address
> for its interface?
> 
> For example, If I create a network as below:
> 
> <network>
>   <name>vdsm-testnet</name>
>   <uuid>31f6b3b3-e959-0dd1-ad3a-bf95db660415</uuid>
>   <forward dev='eth0.8' mode='passthrough'>
>     <interface dev='eth0.8'/>
>   </forward>
> </network>
> 
> For now, I have to set the IP address by 'ifconfig eth0.8 XXX.XXX.XXX.XXX'
> after defining the network.
> 
> How can I set IP address for this VLAN device 'eth0.8' by libvirt, I mean
> does libvirt support to assign IP address in this mode now? If does,
> what is the
> xml format for it?
> 
> It'd appreciate a lot if anybody could read my post and give me some
> suggestions!
> 
> 

I suppose adding:

 <ip address='192.168.123.1' netmask='255.255.255.0'/>

into <network/> should work, doesn't it?

Michal




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