[CentOS] CentOS-6.7, kvm bridges, virtual interfaces, and routes

Mon Jan 11 17:34:21 UTC 2016
James B. Byrne <byrnejb at harte-lyne.ca>

On Sat, January 9, 2016 19:48, Gordon Messmer wrote:
> On 01/09/2016 03:30 PM, isdtor wrote:
>> Search for policy routing.
> Policy routing isn't relevant.
> In order to communicate across a LAN, two hosts must be in the same
> broadcast domain.  Hosts in cannot communicate with
> hosts in

If I have all of the kvm guests on both hosts, together with the br0
bridge on both hosts, configured with addresses on the same a.b.c.0/24
network then will all communication on a.b.c.0/24 pass over br0 if the
target address is on the other host?

kvmh1g1 eth0=
kvmh1   br0=

kvmh2   br0=
kvmh2g1 eth0=

In other words, with the address configuration given above, will
traffic from reach via the cross-over
cable between

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