From: Ahsan Mohiuddin (ahsan.mohiuddin@gmail.com)
Date: Sat Apr 26 2008 - 06:08:49 ART
much thanks.. i wonder why unnumbered never crossed my mind!
On Sat, Apr 26, 2008 at 1:55 AM, Rich Collins <nilsi2002@gmail.com> wrote:
> yes. Probably you are allowed "ip unnumbered addresses for the GRE
> tunnel". You have to then be careful about active routing protocols which
> will broadcast/multicast over this tunnel. You might need to declare the
> tunnel interface as passive.
>
> You also most likely will need a static mroute.
> Watch for any RFP failures.
>
> i.e.
> *Mar 1 00:31:41.631: IP(0): s=192.168.5.5 (Tunnel1) d=228.22.22.22 id=30,
> ttl=253, prot=1, len=100(100), not RPF interface
>
> -Rich
>
> On 4/25/08, Ahsan Mohiuddin <ahsan.mohiuddin@gmail.com> wrote:
> >
> > like GRE tunnel? I don't know bcuz the lab instructions specifically ask
> > NOT to add any IP Addressing thats not there in the diagram
> >
> > On Fri, Apr 25, 2008 at 8:53 PM, Rich Collins <nilsi2002@gmail.com>
> > wrote:
> >
> > > nbma mode on the hub will not help you with dense-mode since you don't
> > > have an explicit join.
> > >
> > > Maybe one option is to build a pim dense tunnel between the two
> > > spokes?
> > >
> > > -Rich
> > >
> > >
> > > On 4/25/08, Ahsan Mohiuddin <ahsan.mohiuddin@gmail.com> wrote:
> > >
> > > > Hello Group,
> > > >
> > > > I have two FR spokes R2 and R4 connected out R5 (hub)'s multipoint
> > > > sub-if
> > > > s1/0.245. The network is running PIM sparse-dense. R2 is a client
> > > > for group
> > > > 228.22.22.22. There is no RP for it, hence its a dense-mode group.
> > > > All PIM
> > > > routers receive ping replies from the 228.22.22.22 client (R2),
> > > > except the
> > > > other FR spoke R4. I have already checked for RPF failure but can't
> > > > see any.
> > > > On R5, I can see interface s1/0.245 as being in the (S,G) entry's
> > > > Incoming
> > > > interface list but not in the Outgoing list. I have already added ip
> > > > pim
> > > > nbma-mode under this sub-if, but R4 is unable to ping the group. ANy
> > > > comments are appreciated. P.S. nothing but physical interfaces is
> > > > allowed on
> > > > both R4 & R2 (FR spokes).
> > > >
> > > > thanks in adv for your inputs
> > > >
> > > >
> > > >
> > > > Pass the CCIE in six weeks, Guaranteed!
> > > > http://www.certscience.com/CCIE
> > > >
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