Re: Sparse mode autorp listener

Anthony is very real!

At one point I also forgot to add "ip pim autorp listener"

Frequent practice is necessary to avoid all these errors that matter in an
exam.

On Wed, Jun 30, 2010 at 5:39 PM, Anthony Sequeira <asequeira_at_ine.com> wrote:

> We have ALL been there!
>
> On Jun 30, 2010, at 12:34 PM, Ant Lefebvre wrote:
>
> > Thanks. I had nothing in the routing table. I reloaded my routers and
> > forgot to add the router OSPF. *facepalm*
> >
> > On Wed, Jun 30, 2010 at 12:07 PM, Adrian Brayton <abrayton_at_gmail.com>
> wrote:
> >
> >> Do you have an IGP running and all interfaces are reachable?
> >>
> >>
> >> On Jun 30, 2010, at 11:43 AM, Ant Lefebvre wrote:
> >>
> >>> I am doing a really basic configuration in Narbik's Multicast unsing
> >> autorp
> >>> listener. I entered the solution verbatim and can't seem to get it to
> >> work.
> >>>
> >>> I have entered the following commands on all routers
> >>>
> >>> ip multicast-routing
> >>> ip pim autorp listener
> >>>
> >>> ip pim sparse-mode <- on every interface
> >>>
> >>> Then on one route I enter
> >>>
> >>> ip pim send-rp-announce Loopback0 scope 5
> >>> ip pim send-rp-discovery Loopback0 scope 5 interval 5
> >>>
> >>>
> >>> Problem is that I don't see the PIM Group-to-RP Mappings at ANY router
> >> other
> >>> than the one this is configured on.
> >>>
> >>> I do a debug and see
> >>> *Mar 1 01:15:25.547: Auto-RP(0): Build RP-Discovery packet
> >>> *Mar 1 01:15:25.547: Auto-RP: Build mapping (224.0.0.0/4,
> RP:1.1.1.3),
> >>> PIMv2 v1,
> >>> *Mar 1 01:15:25.551: Auto-RP(0): Send RP-discovery packet of length 48
> >> on
> >>> Serial1/0.32 (1 RP entries)
> >>> *Mar 1 01:15:25.555: Auto-RP(0): Send RP-discovery packet of length 48
> >> on
> >>> Serial1/0.35 (1 RP entries)
> >>> *Mar 1 01:15:25.555: Auto-RP(0): Send RP-discovery packet of length 48
> >> on
> >>> Loopback0(*) (1 RP entries)
> >>>
> >>> So it is sending, but I see nothing at the routers directly attached
> when
> >>> debugging. GNS error???
> >>>
> >>>
> >>>
> >>> --
> >>> -Ant
> >>>
> >>>
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> >>>
> >>>
> >>>
> >>>
> >>>
> >>
> >>
> >
> >
> > --
> > -Ant
> >
> >
> > Blogs and organic groups at http://www.ccie.net
> >
> > _______________________________________________________________________
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>
>
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>
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Received on Thu Jul 01 2010 - 04:10:32 ART