Panasonic NN46240-710 - Manual (Page 137)

Nortel Secure Router 8000 Series
Troubleshooting - VPN___________ 4 MPLS L2VPN troubleshooting
4.3.6 VC under the interface is missing after the link protocol
changes
Fault symptom
The configuration is as follows.
# Configure MPLS Layer 2 VC on an interface on PE that connects the AC. Set the VC ID to
100:
[PE-Pos4/0/0] mpls l2vc 1.1.1.8 100
# View the configuration of the interface:
[PE-Pos4/0/0] display this
#
interface Pos4/0/0
link-protocol fr
mpls l2vc 1.1.1.8 100
#
# This interface has a VC with the VC ID of 100:
[PE-Pos4/0/0] display mpls l2vc interface pos 4/0/0
*Client Interface
Session State
AC State
VC State
VC ID
VC Type
Destination
Local Group ID
Remote Group ID
Local VC Label
Remote VC Label
Local VC MTU
Remote VC MTU
Local VCCV
Remote VCCV
Local Frag
Remote Frag
Local Ctrl Word
Remote Ctrl Word
Tunnel Policy
Traffic Behavior
PW Template Name
VC tunnel/token info
Pos4/0/0 is down
down
down
down
100
fr
1.1.1.8
0
0
119808
0
4470
0
Disable
None
Disable
None
Enable
None
0 tunnels/tokens
Create time
UP time
Last change time
0 days, 0 hours, 0 minutes, 19 seconds
0 days, 0 hours, 0 minutes, 0 seconds
0 days, 0 hours, 0 minutes, 19 seconds
# Another interface on PE also has a VC with the ID as 100, and the link layer protocol is
High-Level Data Link Control (HDLC):
[PE-Pos4/1/0] display mpls l2vc interface pos 4/1/0
*Client Interface : Pos4/1/0 is down
Issue 5.3 (30 March 2009) Nortel Networks Inc. 4-27