UDP 646 to 224.0.0.2 for neighbor discovery, and then unicast TCP port 646 between the neighbors' transport addresses, which is usually their Loopback interfaces.
Brian McGahan, CCIE #8593 (R&S/SP/Security)
bmcgahan_at_INE.com
Internetwork Expert, Inc.
http://www.INE.com
-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of Tauseef Khan
Sent: Saturday, November 24, 2012 6:23 PM
To: Cisco certification
Subject: MPLS LDP ports
Could some one please clarify. Which ports i need to allow for ldp neighbor relationship to come up.
Is it tcp 646 or both tcp and udp 646.
regards
Blogs and organic groups at http://www.ccie.net
Received on Sat Nov 24 2012 - 16:07:06 ART
This archive was generated by hypermail 2.2.0 : Sat Dec 01 2012 - 07:27:51 ART