Re: IXP

[Paul Vixie <vixie () isc org>]

Nathan Ward <nanog () daork net> writes:

> On 18/04/2009, at 12:08 PM, Paul Vixie wrote:
> > ... Q in Q is not how i'd build this... cisco and juniper both have
> > hardware tunnelling capabilities that support this stuff...  ...
>
> On Alcatel-Lucent 7x50 gear, VLAN IDs are only relevant to that local
> port. If you want to build a "VLAN" that operates like it does on a Cisco
> switch or something, you set up a tag on each port, and join the tags
> together with a L2 switching service. The tag IDs can be different on
> each port, or the same... it has no impact.

apologies for leaving out alcatel-lucent and any other vendor who can also
do this.  i mentioned only juniper and cisco in the above-quoted article
because that's the limit of my own knowledge on this topic.
-- 
Paul Vixie