Re: [libvirt] [PATCH 2/2] bridge driver: don't masquerade local subnet broadcast/multicast packets

2013-05-28 Thread Brian J. Murrell
I'm not sure if everyone that needs to see this discussion are subscribed to RH bugzilla bug #709418 so I will repeat my comments from comment #12 on that bug here: On 13-05-27 10:34 PM, Laszlo Ersek wrote: > Packets sent by guests on virbrN, *or* by dnsmasq on the same, to > - 255.255.255.255/32

[libvirt] [PATCH 2/2] bridge driver: don't masquerade local subnet broadcast/multicast packets

2013-05-27 Thread Laszlo Ersek
Packets sent by guests on virbrN, *or* by dnsmasq on the same, to - 255.255.255.255/32 (netmask-independent local network broadcast address), or to - 224.0.0.0/24 (local subnetwork multicast range) are never forwarded, hence it is not necessary to masquerade them. In fact we must not masquerade