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Re: UTI (Universal Transport Interface)

  • From: Christopher Lewis <chrlewis@cisco.com>
  • Date: Wed, 07 Aug 2002 15:25:27 -0500
  • Cc: Luc De Ghein <ldeghein@cisco.com>, rcheung@houston.sns.slb.com, mpls-ops@mplsrc.com
  • Resent-Date: Wed, 7 Aug 2002 17:25:32 -0400
  • To: Yakov Rekhter <yakov@juniper.net>
  • X-Sender: chrlewis@fargo.cisco.com

At 07:21 AM 8/7/2002, Yakov Rekhter wrote:
> > UTI can transport layer2. GRE transports layer3.
>
>Since one could run MPLS over GRE, and since AToM can transport layer2,
>it follows that a combination of GRE+MPLS can transport layer2.
>
>Yakov.

Yes, but not all providers want an MPLS core today. I'll leave the question 
of whether GRE could have been extended to cover L2 UTI functionality alone.

Chris

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