All things related to multicast

["Marshall Eubanks" <>]

On Wed, 17 Apr 2002 11:43:45 -0700 (Pacific Daylight Time)
 Amel Caldwell 
<>
 wrote:
> Has anyone else noticed an usually large amount of
> traffic from a beacon
> client?  It looks like 209.245.19.27 is sourcing almost
> 300 packets per
> second.

Did you try 

 ? This whats listed on
http://beaconserver.accessgrid.org:9999/host.html 

Marshall
> 
> We noticed because we have been trying to track down some
> high CPU problems on
> our campus it this seems to be part of the problem?  THe
> hwole problem is that
> our core Foundry switches has PIM SM snooping enabled,
> but multicast traffic
> is leaking where it shouldn't be anyway and is hitting
> some old Cisco Cat5505s
> who have to process switch the traffic and they can't
> keep up.
> 
> Here is a partial snapshot of mroute count soon after
> clearing stats:
> 
>   Source: 204.121.50.18/32, Forwarding: 274/9/89/6,
> Other: 3/0/0
>   Source: 205.253.57.122/32, Forwarding: 275/9/98/7,
> Other: 3/0/0
>   Source: 206.220.241.245/32, Forwarding: 273/9/91/6,
> Other: 3/0/0
>   Source: 209.245.19.27/32, Forwarding: 8583/284/80/176,
> Other: 57/0/0
>   Source: 210.25.130.54/32, Forwarding: 270/9/90/6,
> Other: 3/0/0
>   Source: 210.25.133.16/32, Forwarding: 268/9/94/6,
> Other: 3/0/0
> 
> 
> For the time being I had to shut down my beacon clients,
> but I can't be sure
> that someone else on campus won't start them up.  Does
> anyone know who to
> contact regarding this host or what the problem may be
> with their client?
> 
> Amel
>