[cisco-bba] RE: duplicate IP address from pool (PPPoA aggregation - c7200)

Oliver Boehmer (oboehmer) oboehmer at cisco.com
Sun Dec 5 17:30:37 EST 2004


Vusi Ndebele <mailto:vusi at mandebele.com> wrote on Sunday, December 05,
2004 10:57 PM:

> Im seeing some rather strange behaviour on a cisco 7200 doing PPPoA
> aggregation for DSL customers. I am seeing customers being assigned
> duplicate IP addresses from the pool. As a result, both routes exist
> in the routing table and of course each customer experiences 50%
packet
> loss. The ip address is definitely not coming from RADIUS. The address
range in
> question is not defined within RADIUS, radius attribute for password
> is sent as 255.255.255.255 to assign from router's pool. I would
appreciate
> input, relevant parts of config below.

Please use 255.255.255.254 to assign the address from the pool..
255.255.255.255 lets the user choose an address, which could be one
previously assigned to hime..

	oli



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