North American Network Operators Group
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RE: MPLS VPNs or not?

  • From: Kavi, Prabhu
  • Date: Wed Aug 08 13:04:49 2001 
Absolutely right, which (along with TE on IP routers) is why
I think ATM has outlived its usefulness in the backbone 
of an ISP network.

Prabhu


> -----Original Message-----
> From: Travis Pugh [mailto:[email protected]]
> Sent: Wednesday, August 08, 2001 12:40 PM
> To: Kavi, Prabhu
> Cc: [email protected]
> Subject: Re: MPLS VPNs or not? 
> 
> 
> > At one time, UUNET's traffic was simply outrunning the
> > ability of L3 routers to keep up.  Their choices were to:
> 
> That does invite a companion observation: at one time, I 
> could reasonably
> guess that their traffic was outrunning the ability of Layer 
> 2 ATM switches
> to keep up, as ATM switch vendors have lagged well behind the 
> curve in OC48
> and OC192 trunk capability, and IP router vendors haven't 
> even put OC48 ATM
> linecards on the market.
> 
> -travis
> 
>