All things related to multicast

[Peter John Hill <>]

friendly fyi

List-Unsubscribe: 	<mailto:?subject=unsubscribe% 
20wg-multicast>

check the long headers first

peter :-)


On Feb 16, 2006, at 5:10 PM, Nikki Blake wrote:

> ,
>
>
>
> Please take my email off of your distribution list.
>
>
>
> Thank You,
>
> Anne N. Blake
>
>
>
>
>
>
>
> -----Original Message-----
> From: David Farmer 
> [mailto:]
> Sent: Thursday, February 16, 2006 2:13 PM
> To: Roy D. Hockett
> Cc: 
>
> Subject: Re: catalyst 1900 and Multicast
>
>
>
> Basically, we were able to make it work, but that was a while ago.   
> Your
>
> router needs to do CGMP, which means it must be a Cisco, at least I  
> haven't
>
> heard of any other routers that do CGMP.  If you have a mixture of  
> switches,
>
> some doing CGMP and others doing IGMP snooping, you have to be very
>
> careful. Cisco has a white paper or config note on how to make that
>
> situation work.
>
>
>
> Personally, I liked the idea of CGMP, it had the router making Layer 3
>
> decisions and telling the switchs which end stations wanted which  
> groups.
>
> But, I really don't think Cisco has continued development of it, so  
> I'm not
>
> sure how well it will works with things like IGMPv3 and SSM.  And,  
> while I
>
> liked the design it still had some problems, which I can't completely
>
> remember.
>
>
>
> On 16 Feb 2006 Roy D. Hockett wrote:
>
>
>
> >
>
> > Anyone have any experience with running CGMP/multicast on the
>
> > catalyst 1900 switches?  If so what are you what isssues have you  
> run
>
> > into?
>
> >
>
> > Thanks,
>
> > --Roy
>
> >
>
> > / 
> ********************************************************************/
>
> > /* Roy Hockett                     *   Telephone: (734)  
> 763-7325    */
>
> > /* Network Engineer,               *         FAX: (734)  
> 615-1727    */
>
> > /* ITCom,                          *    Internet:  
>   */
>
> > /* University of Michigan           
> *                                */
>
> > / 
> ********************************************************************/
>
> >
>
>
>
>
>
>
>
> =================================================
>
> David Farmer                                     Email: 
>
>
> Office of Information Technology
>
> University of Minnesota                                 
> Phone:            612-626-0815
>
> 2218 University Ave SE                                 Cell:      
> 612-812-9952
>
> Minneapolis, MN 55414-3029                      FAX:   612-624-4035
>
> =================================================