[c-nsp] 802.1q - Max Number of Subinterfaces

Michael K. Smith - Adhost mksmith at adhost.com
Thu Apr 12 16:11:41 EDT 2007


Hello:

> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-
> bounces at puck.nether.net] On Behalf Of J Springer
> Sent: Thursday, April 12, 2007 11:59 AM
> To: cisco-nsp at puck.nether.net
> Subject: Re: [c-nsp] 802.1q - Max Number of Subinterfaces
> 
> Michael K. Smith - Adhost wrote:
> 
> > Something to be aware of is the per-interface sub-interface limits
> for
> > the various cards.  Perhaps someone has a pointer to an official
> Cisco
> > document, but I *think* almost all of the FE/GE interfaces on the
> > 7200-series support up to 256 sub-interfaces.  Thus, you'd have to
> have
> > multiple interfaces to hit the chassis limit.
> 
> This matters.
> 
> I would like to terminate the vlans on a single g/f interface.  It
> doesn't
> matter if it's a router or L2/L3 switch.
> 
> Does the same limitation apply using SVI on a switch?
> 
At that point I think it is chassis dependent.  I think you're going to
be looking at the 6/7k chassis for those kind of numbers.

Regards,

Mike



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