Well I figured it out, finally. I was going for bonded ethernet cards and
somehow the entry of 'Device="bridge"' got into the configs. somedays.
Thanks for your input.
Sean
On Thu, Jan 12, 2012 at 1:33 PM, Sean Roe <
sean@azbiz.net> wrote:
> Hi All,
>
> Got a really weird network issue and Im not sure how to troubleshoot it.
> The other night I was working on a Centos 6.0 final server that runs all my
> virt servers on it. I was setting up some monitoring when i noticed that
> the bonded ethernet did not appear to enslave the second ethernet card
> (eth1), so I tried to fix it. I changed the the ifcfg-eth1 file so that it
> would slave to the br0 interface and restarted networking....and thats when
> everything went terribly wrong. I could no longer access any server in the
> network. even our edge routers were not responding. each server has two
> ethernet cards in it and each one is hooked to a separate HP switch. the
> switches have cross connects between them. The internet feed also gets
> plugged into these switches and then the routers are plugged into the
> switches. So I guess I need to know what to look for either on the switch
> logs or the log file on server...any guidance?
>
> Thanks
> Sean
>
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