[c-nsp] cisco ASA using many time the same MAC and HP switches

[Tassos Chatzithomaoglou]

If the QinQ service is point2point, then i guess the service provider can disable mac-address 
learning in order to avoid this situation.

--
Tassos


Matt Buford wrote on 14/11/2007 12:21 πμ:
>> Old HPs (such as the 4000) have a single switch-wide fdb. I've been
>> bitten by this more times than I wish to recount. Anything new should
>> have an fdb per VLAN.
> 
> One notable modern exception is QinQ.  Pushing your tags through a QinQ 
> tunnel means that while in the tunnel all vlans are sharing a single table. 
> This one has bitten me and forced me to never buy service from metro 
> Ethernet providers using QinQ. 
> 
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