really strange happening.

[Stephen]

Last time i had this issue there were something like 10 or more IP
cameras with the same IP as our Gateway. That messed up all sorts of
stuff.

On Thu, Jan 12, 2012 at 1:33 PM, Sean Roe <sean at 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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-- 
A mouse trap, placed on top of your alarm clock, will prevent you from
rolling over and going back to sleep after you hit the snooze button.

Stephen