KVM - Bridging Issues

Steve Meyers steve-plug at spwiz.com
Wed Nov 14 17:03:44 MST 2012


On 11/14/12 4:55 PM, Jacob Albretsen wrote:
> The issue I am running into is the bridge just flat out does not work.  I know
> em2 itself can work.  I can remove the bridge and just put a static IP (same
> subnet as em1) on it and ping it from other boxes and ping out to other boxes.
> But if I put on the bridge and try to get out through a VM, it goes no where.

Have you tried putting an IP directly on the bridge?  In other words, is 
it the bridge's fault, or the network connection to the VMs?  My first 
guess would be that iptables is set to deny forwarding, or 
/proc/sys/net/ipv4/ip_forward isn't set to 1.

Steve


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