nanog mailing list archives

Re: Dual Homed BGP for failover


From: Max Pierson <nmaxpierson () gmail com>
Date: Tue, 18 Jan 2011 15:29:58 -0600

Me <3's "commit confirmed" ... maybe someone from Cisco should be watching
:)

On Tue, Jan 18, 2011 at 3:21 PM, Jack Carrozzo <jack () crepinc com> wrote:

Yep, the great thing about IOS without 'commit confirmed' is when you
remove
a bgp filter, it runs out of memory, reboots, brings up peers, runs out of
memory, reboots... meanwhile if you're trying to get in over a public
interface you're cursing John Chamber's very existence. Not that that's
ever
happened to me of course...

-Jack Carrozzo

On Tue, Jan 18, 2011 at 4:19 PM, Jack Bates <jbates () brightok net> wrote:



On 1/18/2011 3:03 PM, Jack Carrozzo wrote:

I don't think this is the case, on IOS at least. Some years ago I was
rocking some 7500s with $not_enough ram for multiple full tables, but
with a prefix list to accept le 23  they worked fine.


On JunOS, I know I can view pre and post filtered bgp updates ingress and
egress. I seem to recall seeing similar functionality introduced into
IOS,
though I'm less certain. It's still always advisable to be careful. :)


Jack




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