[cisco-bba] vpdn multihop question

Tassos Chatzithomaoglou achatz at forthnet.gr
Thu Jul 1 08:29:33 EDT 2004

Hi Oli,

Sgbp seems active...

Something that i'm not sure about : Do i need to configure some extra vpdn groups on each 
LNS (besides the one used for accepting calls from the LAC) in order to make/accept vpdn 
calls to/from the other 2 LNS?

Oliver Boehmer (oboehmer) wrote:

>>We have a Juniper ERX1400 used as a LAC (PPPoX termination) and 3
>>7200s used as LNS (L2TP termination).
>>We have defined sgbp and vpdn multihop on all the 7200s and
>>we want to enable Multichassis
>>Multilink between all 3 of them. Vpdn is working fine between all of
>>them and multilink too as long as the multilink channels end at the
>>same LNS. 
>>Do we need to define something like "vpdn multihop" or "sgbp" on the
>>Juniper (LAC) too? 
> No, the LAC couldn't care less ;-)
> Is SGBP operational (i.e. all peers are shown as "Active")? you might
> want to capture some sgbp debugs when a multilink call arrives at the
> LNS...
> 	oli

         Tassos Chatzithomaoglou
Network Design & Development Department
              FORTHnet S.A.
          <achatz at forthnet.gr>

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