[nsp] remapping VLAN IDs between .1q trunk ports on the 3550?

[Matthew Crocker]

Can't you create a bridge group on your router and attach an interface 
from each VLAN into the bridge group?

-Matt

On Sunday, September 21, 2003, at 07:54 PM, Andrew Fort wrote:

> Sean Mathias said the following on 21/09/2003 10:06 AM:
>> Well, I don't believe the 3550 has precisely what you are looking for.
>> The best/closest it can offer from my understanding would be
>> double-tagging in 802.1q tunneling.  I understand your dilemma and
>> scenario, but this really is an access switch, not what I expect to be
>> used as a PE/PE device.
>> However, as new as this platform is, the code is being enhanced fairly
>> regularly.
>> Sean
>
> The other responses I've had off-list sofar have all been of the order 
> of "we had to use a bunch of access ports and physical patches between 
> PE switches", which is of course the way we have to do this now.
>
> Does anyone know a way to remap VLANs other than physical patches and 
> access ports (on any platform)?  802.1q tunneling isn't an option as 
> it doesn't fit with the architecture available to us.
>
> -afort
>
>> -----Original Message-----
>> From: Andrew Fort [mailto:afort at choqolat.org] Sent: Thursday, 
>> September 18, 2003 11:25 PM
>> To: Sean Mathias
>> Cc: cisco-nsp at puck.nether.net
>> Subject: Re: [nsp] remapping VLAN IDs between .1q trunk ports on the
>> 3550?
> [snip]
>> What I'm talking about is having two (ethernet) SPs connecting via a 
>> switch (in this case, a c3550-EMI).  They might connect because one 
>> provider (A) can provide physical tails where the other provider 
>> cannot (B), so they enter into an agreement where (A) provides (B) 
>> with tails for customers of (B) to use (so that (B) can get greater 
>> customer
>> reach).
>> For the case of the example, one provider (lets say, B) uses VLAN 
>> ranges
>> 100-200 for their customers, but those VLAN numbers are already in 
>> use at (A), so they will be using 1500-1600 for (A)'s customers.
>
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