[libvirt-users] public IP for VM

Sam Varshavchik mrsam at courier-mta.com
Thu Dec 7 12:02:10 UTC 2017

scar writes:

> I can't seem to figure out how to setup a public IP for the VM so we could  
> use it as a second public webserver.  The host machine runs our primary  
> webserver with CentOS 6.9 and one public ipv4 address configured on physical  
> interface eth0.  Now i have configured a new bridge interface br0:
> DEVICE=br0
> TYPE=Bridge
> BOOTPROTO=static
> The IP settings are for a second public ipv4 address in the same network.   
> Now i setup the VM to use br0 for the NIC and set the same IP settings  
> inside the VM... but it doesn't work.  The VM can't resolve any hosts, and  
> if i try to ssh to the second public IP, it just sends me to the host  
> machine instead of the VM.

Do you have


In the ifcfg file for your host's network interface, with only its first,  
primary, IP address? Also my bridge configuration has ONBOOT=yes

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