nanog mailing list archives

Re: MPLS VPNs or not?


From: Vadim Antonov <avg () exigengroup com>
Date: Tue, 7 Aug 2001 18:25:50 -0700 (PDT)



The point is very simple - virtual circuit routing does not scale.  That
was beaten to death in ATM vs IP discussions years ago.

Do we need to repeat that again?

http://www.kotovnik.com/~avg/pluris/ip_vs_atm/

--vadim

On Tue, 7 Aug 2001, Christian Kuhtz wrote:


On Tue, Aug 07, 2001 at 03:34:05PM +0100, Randy Bush wrote:
A PE carries only the routes needed at a specific PE depending on the VPNs
present at a specific PE.

and five years out, what percentage of my O(10-^6) vpn customers will have a
branch in each of (chicago|nyc|sf|.*)?

Randy,

and how should I know? ;-).. I'm a) lacking a functional crystal ball (a magic
8 ball is my only ball shaped engineering tool) and b) they'll presumably be 
still your customers and not mine! ;-)

Seriously, what point are you trying to make?  There are several ways to 
interpret the statement.

Thanks,
Chris

-- 
Christian Kuhtz <ck () arch bellsouth net> -wk, <ck () gnu org> -hm
Sr. Architect, Engineering & Architecture, BellSouth.net, Atlanta, GA, U.S.
"I speak for myself only."



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