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