Auto RP mapping agent traffic had a ttl of 1. You cannot change that. Hub must be MA.
Sent from my iPhone On 20/12/2012, at 4:13 PM, "Baldeep Birdy" <[email protected]> wrote: > So I've been spending a lot of time on multicasting and today was playing > with the deployment of AutoRP within a FR Cloud. I have my RP at the hub > site, with my MA deployed at a spoke. Straight away I ran into issues with my > MA announcements, on 224.0.1.40, being sent to my other spoke routers, to the > hub site no issues. Note, that this was intended to further cement my > understanding of frame-relay concepts and also mcast. > > Now my thought process was that the 224.0.1.40 annoucements are not getting > to my spoke, they are being sent to the hub who is not forwarding them on. I > then remembered that these announcements are sent to your PIM neighbours > only, and my initial thought was that enabling autorp listener on the hub > would resolve the issue. Alas no, would like someone to explain this. > > Second though, ok I need to get the spokes to become neighbours, I configured > frame-relay map ip statements, with the broadcast command, between my spokes > but again no result. > > Final thought, setup a GRE tunnel between them and configure PIM on the > tunnel, with the required static mroute to fix my RFP failure, result worked. > > So going back I'm now a little confused about points 1 and 2. Clearly I've > got a gap in my theory. > > 1. AutoRP listener, causes the router to flood autorp messages within the > environment, so why not from the hub down to spokes? I configured no ip split > horizon on the interface thinking is it a split horizon issue, but this is > for routing right? so a red herring? > > 2. With the frame-relay map statements, why didn't my spokes become > neighbours? I have broadcast statements so the packets would have been > unicasted out? > > I've read that the MA SHOULD be placed at the hub, so it has full > communication. Short of using a GRE tunnel is this my only option? There has > to be an alternative, what am I missing. > > Thanks > Bal > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > Are you a CCNP or CCIE and looking for a job? Check out > www.PlatinumPlacement.com > > http://onlinestudylist.com/mailman/listinfo/ccie_rs _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com Are you a CCNP or CCIE and looking for a job? Check out www.PlatinumPlacement.com http://onlinestudylist.com/mailman/listinfo/ccie_rs
