Subject: Re: Handling looped back packets]

From: Vijay Anand Chandrasekar <[email-masked]>
Date: Wed, 03 Jan 2001 16:03:50 +0530

Hi ,
You mean to say the looped back packets must be allowed upto the DVMRP
RPF
check . SHould'nt it be discarded before that.

Regards,
Vijay

Ali Boudani wrote:

> hi,
> There is a lot of techniques used to disallow loops in multicasting.
> or example the poison reverse (DVMRP) and the RPF technique.
> a pacquet which arrive in the non appropriate incoming interface should be
> discared.
>
> Vijay Anand Chandrasekar wrote:
>
> > Hi All,
> > Should loop back be enabled on Multicast routers. If so, when we send
> > out a multicast packet, should it be looped back via the loop-back
> > interface. If it is looped back, then looping back forwarded datagrams
> > can cause problems, so at what level should the looped back packet be
> > discarded or how else can it be handled.
> >
> > Thanks in advance
> >
> > Regards,
> > Vijay
> >