From: Godswill Oletu (oletu@inbox.lv)
Date: Fri May 26 2006 - 10:09:11 ART
Since your RP/Mapping Agent using multicast address 224.0.1.39 & 224.0.1.40
will need a dense-mode to be able to operate freely. That is where the 'ip
pim autorp listener' command will come in to provide that dense-mode
environment to that multicast group in a sparse-mode only topology.
----- Original Message -----
From: "Larry Chuon" <lchuon@gmail.com>
To: "Thabo Molefe" <thabo.molefe@arivia.co.za>
Cc: <ccielab@groupstudy.com>
Sent: Friday, May 26, 2006 8:09 AM
Subject: Re: DM fallback
> I think you can use "ip pim autorp listener" under sparse-mode to achieve
> this. The "no ip pim dm-fallback" is for sparse-dense-mode. You can also
> hardcode your RP to yourself as well to avoid falling back to dense.
>
> Mcast is not my strongest. Please correct me if I am wrong. Thanks.
>
> On 5/26/06, Thabo Molefe <thabo.molefe@arivia.co.za> wrote:
> >
> > Hi
> >
> >
> >
> > When asked to make sure that no multicast group should reverse to
> > dense-mode when implementing multicast sparse-mode, which of these to
> > commands will be correct:
> >
> >
> >
> > no ip pim fallback
> >
> > or
> >
> > ip pim spt-threshold infinity
> >
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