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RE: MPLS signaling

  • From: Rump Bryant
  • Date: Tue Sep 07 14:58:25 2004

RSVP is commonly used for LSP signaling/setup at least in one of the largest
tier one's MPLS architecture.  I'm not sure how many large ISPs use e2e QoS
enforcement (none in my experience with public IP networks).  Several use
DSCP (actually IP Precedence) at the edge (CPE to ISP edge only).  RSVP-TE
could be used if there was a need (reserving bandwidth) for e2e QoS
signaling, or alternatively perhaps Bandwidth Broker
(http://qbone.internet2.edu/bb/index.shtml) might be employed for the same
purpose.


Bryant Rump
Advanced Internetworking
Booz Allen Hamilton
[email protected]

-----Original Message-----
From: [email protected] [mailto:[email protected]] On Behalf Of Paul
Khavkine
Sent: Tuesday, September 07, 2004 12:36 PM
To: [email protected]
Subject: MPLS signaling




Hi folks.


What is the most common way of doing MPLS signaling for LSP setup and End to
End QoS enforcement ?

LDP ? RSVP ? BGP-TE  or OSPF-TE ?

Thanx
Paul

************************************************
Paul Khavkine
Network Administrator
DISTRIBUTEL Communications.
740 Notre Dame West, Suite 1135
Montreal, Quebec, Canada, H3C 3X6
1-514-877-5505 x 263
http://www.distributel.net
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