mohacsi at niif.hu
Thu Aug 11 10:12:57 EDT 2005
On Thu, 11 Aug 2005, Roberts, Michael J. (IATS) wrote:
> I have a multicast question for everyone.
> So I have two peering routers that are connected back to back over a
> GigE interface. Each interface is configured with an IP address. BGP
> is peering directly with the interfaces. PIM is running on the
> interfaces, and the routers see each other as PIM neighbors. Each
> router is configured with a loopback address.
> When MSDP is configured, should it be configured to peer with the
> neighbor's interface IP, or the loopback IP, or does it really make any
> difference? Also, would it make a difference, if one side was
> configured to peer with the interface IP and the other side was
> configured to peer with the neighboring router's loopback?
Rule of thumb:
configure MSDP with the same address as you use for mBGP - except if you
have non-congruent topology but beware MSDP RPF might fail....
and RFC 3618
Network Engineer, Research Associate
Key 00F9AF98: 8645 1312 D249 471B DBAE 21A2 9F52 0D1F 00F9 AF98
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