All things related to multicast

["William F. Maton Sotomayor" <>]

We've seen multiple outages between gigapops in Canada towards CANARIE, 
apparently due to a routing table leak that triggered some folks' maximum 
prefix settings on BGP peerings.  But, maybe, that's a coincidence.

On Fri, 4 Jan 2013, 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.


wfms