[c-nsp] ME3600 iBGP to RR

Nick Hilliard nick at foobar.org
Thu Mar 5 04:25:55 EST 2015


On 05/03/2015 08:26, CiscoNSP List wrote:
> Any other suggestions (i.e. resetting bgp session if certain threshold
> is hit, then re-establishing session after x minutes, or being more
> frugal on number of routes allowed etc) are greatly appreciated.

re-establishing sessions is probably highly advisable.  Otherwise you will
need to manually reset all bgp sessions from the rr clients if there's a
problem.  This will increase your service unavailability if you blow
maxprefixes from your RRs.

Also, check your SDM templates to ensure that you're using the correct profile:

Router#show sdm prefer current

Finally, make sure you're running recent code, e.g. 15.3(3)S4.  These boxes
have had some hilariously awful bugs on older code.  E.g. port based l3vpn
not forwarding traffic on early 15.3, port based pseudowires causing the
entire unit to crash and reboot on 15.2, and so on.

Nick


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