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wg-multicast - Re: Cisco IOS 12.0(4)T multicast bug that causes routers to crash

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Re: Cisco IOS 12.0(4)T multicast bug that causes routers to crash


Chronological Thread 
  • From: Alan Crosswell <>
  • To: Philip Pishioneri <>
  • Cc:
  • Subject: Re: Cisco IOS 12.0(4)T multicast bug that causes routers to crash
  • Date: Mon, 24 Jul 2000 16:39:26 EDT
> Alan Crosswell wrote:
> > We've just had all our IOS 12.0(4)T routers crash simultaneously with
> > this bug: CSCdm86165. This happened Friday around 4:45pm EDT and
> > again this morning around 9:54am. The fix is in 12.0(7)T and higher.
> > We have 12.1(1a) on our I2 router and it did not crash.
>
> Ours also crashed this morning at the same time; we all must have
> received something from the Abilene mcast peering?
>
> Anyone know specifics about what causes this bug? (the description from
> Cisco's bug-id web page is, um, somewhat lacking.)
>
> -Phil
>

The impression I got was it had to do with parsing an sdr announcement,
so maybe someone's announcing a null session name or something....
/a


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