Re: BSR question.......

I stand corrected, thanks, Bryan, some quick reading and I realized BSR updates are sent unicast, not multicast.

Thanks,
Craig

--- On Thu, 7/23/09, Bryan Bartik <bbartik_at_ipexpert.com> wrote:

> From: Bryan Bartik <bbartik_at_ipexpert.com>
> Subject: Re: BSR question.......
> To: "Craig Miller" <ripperthejack2001_at_yahoo.com>
> Cc: ccielab_at_groupstudy.com, asequeira_at_ine.com, "Rana Bilal" <rab_91_at_hotmail.com>
> Date: Thursday, July 23, 2009, 11:45 AM
> Hello,
>
> 224.0.1.39 and 224.0.1.40 are for Auto-RP, not BSR. Start
> with the basics...
>
> show ip pim neighbor
> show ip pim rp mapping
>
> Are there PIM adjacencies to each device? Is the RP
> information getting propagated? Do you have PIM enabled on
> the interface that has the join?
>
>
> On Thu, Jul 23, 2009 at 10:31 AM,
> Craig Miller <ripperthejack2001_at_yahoo.com>
> wrote:
>
> I think your problem is the sparse-mode configuration, your
> RP and BSR haven't learned about each other because of
> the sparse-mode, sparse dense mode would resolve that,
> because the dense mode would allow the the 224.0.1.39 and
> 224.0.1.40 traffic to flood to and from the BSR.
>
>
>
>
> Multicasting is probably my weakest area at the moment, so
> I hope this helps point you in the right direction.
>
>
>
>
>
>
>
> --- On Thu, 7/23/09, Rana Bilal <rab_91_at_hotmail.com>
> wrote:
>
>
>
> > From: Rana Bilal <rab_91_at_hotmail.com>
>
> > Subject: BSR question.......
>
> > To: ccielab_at_groupstudy.com,
> asequeira_at_ine.com
>
> > Date: Thursday, July 23, 2009, 11:19 AM
>
> > Hi Experts,
>
> >
>
> > My
>
> > question is related to BSR candidate impelmentation on
> a
>
> > network. Lets say I have 3 routers running PIM sparse
> mode
>
> > and I'm planning to
>
> > make one router as rp candidate and 2nd one as the
> bsr
>
> > candidate. I'm doing an
>
> > IGMP join on one of the interfaces of the third
> router. But
>
> > not able to ping
>
> > that group from any of the three routers in sparse
> mode
>
> > domain. How ever when
>
> > I make my first router both as rp candiate and bsr
>
> > candidate, I'm able to ping
>
> > the multicast group address. Does any one knows why
> this is
>
> > happening, or is
>
> > it mandatory to have rp candiate and bsr candidate
>
> > configured on the same
>
> > router in order for the multicast to work properly.
> Any
>
> > help will be
>
> > appreciated.....
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > ~Ahmad Bilal
>
> >
>
> >
> _________________________________________________________________
>
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>
> --
> Bryan Bartik
> CCIE #23707 (R&S), CCNP
> Sr. Support Engineer - IPexpert, Inc.
> URL: http://www.IPexpert.com

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Received on Thu Jul 23 2009 - 09:51:42 ART