All things related to multicast

[David Farmer <>]

On 1/4/13 06:05 , Bill Owens wrote:
> NYSERNet's seen some very serious problems this morning, which seem like they 
> might be related to multicast, but we can't tell. We had issues a few weeks 
> ago that looked like they were limited to one router, since upgraded to a new 
> IOS version, but this time it's affected everything in our backbone and at 
> least some customer routers as well. I'm thinking that others were hit too - 
> Internet2 put out an outage message that lines up with our timestamp, 0821 
> UTC. Is anyone seeing symptoms, and (crossing my fingers) does anyone have a 
> root cause yet?
>
> Bill.

Yea we had issues at about 08:19 UTC

Our TCAM blew up still sorting through what happened, More details soon 
I hope.

--
================================================
David Farmer               Email: 

Office of Information Technology
University of Minnesota
2218 University Ave SE     Phone: 1-612-626-0815
Minneapolis, MN 55414-3029  Cell: 1-612-812-9952
================================================