[rbridge] Use of 802.1ah Encaps

[Don Fedyk]

Hi Eric

> -----Original Message-----
> From: Gray, Eric [mailto:Eric.Gray at marconi.com] 
> Sent: Thursday, December 07, 2006 8:38 AM
> Don,
> 
> 	Thanks for doing this.  As you can probably attest, 
> this is a non-trivial "digging" task to come up with this 
> level of detail.  I am not sure why Joe asked for it, but now 
> that you have provided it, perhaps you can explain how values 
> would be derived for the B-TAG TCI/VID and I-TAG TCI/SID 
> fields if we'd like to deploy this technology in "plug-and-play" mode?

I have not given much thought to plug-and-play. My advice would be learn
the current semantics of the fields and see what they offer.  I don't
see why these fields, which offer encapsulation, backwards
compatibility, Connectivity Fault Management (CFM) frames etc are any
worse than similar alternatives.

Don

> 
> --
> Eric
> 
><snipped hopelessly garbled>