[c-nsp] Subinterfaces on a 6500 Native?

Deepak Jain deepak at ai.net
Fri Oct 6 19:04:34 EDT 2006



> Works fine on SXF.  Remember to "no switchport" your interface.  Also 
> remember that Subint x is not unique to the interface - it uses the 
> global vlan pool.  I'd been thinking about using a 6500 with sub-ints to 
> pick up customers from external sources over Dot1Q trunks but then you 
> remember that a 6500 is not a "real" router and provider A's vlans can 
> have namespace clashes with provider B's vlans.  Time to fire up a 7200.
>


  Good to know. Alas, if a 7200 could move the amount of Ethernet 
traffic that a 6500 can... well, we'd be doing more with our 7200s than 
setting idle equipment on them.

Thanks though. I think the 2000+ VLANs native to a 6500 are more than 
sufficient for the few Gigabit L2 VLANs we need to aggregate and route 
through.

(Thanks to everyone for their help & input!)

Deepak


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