All things related to multicast

[Mark Fullmer <>]

At 14:37 today MSDP peerings started to reset every few minutes.  I brought
both the OSU and OARnet routers up to the to 12.0.7S (previously running
variations of 12.0.6S).

debug ip msdp resets on krc3:

Nov  3 23:24:48.581 EST5EDT: %MSDP-5-PEER_UPDOWN: Session to peer 
164.107.2.49 going down
Nov  3 23:24:48.581 EST5EDT: MSDP: 164.107.2.49: Peer reset, exceeded max 
output queue length

Abilene appears to be resetting their side too.

192.88.192.33    11537 Up       00:06:24 2     abilene.ohio-gigapop.net

Nov  3 23:27:48.483 EST5EDT: %MSDP-5-PEER_UPDOWN: Session to peer 
164.107.2.49 going down
Nov  3 23:28:01.627 EST5EDT: %MSDP-5-PEER_UPDOWN: Session to peer 
164.107.2.49 going up
Nov  3 23:28:05.583 EST5EDT: %ALIGN-3-SPURIOUS: Spurious memory access made 
at 0x60345C18 reading 0x18
Nov  3 23:28:05.583 EST5EDT: %ALIGN-3-TRACE: -Traceback= 60345C18 603B1BFC 
6036A604 6036B2AC 603770AC 603BA16C 603BA158 00000000
Nov  3 23:28:05.583 EST5EDT: %ALIGN-3-TRACE: -Traceback= 60345C28 603B1BFC 
6036A604 6036B2AC 603770AC 603BA16C 603BA158 00000000

The low memory access after the reset is new...

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mark