Ce1 - Cisco 12000 User Manual

Setup
This shows that the out-going label is now a pop tag, and hence the packets are no longer sent out
untagged. This means that the top label for the BGP next hop will be popped as the packets traverse the
router, but the packets will still have the second VPN label.
And more importantly, you can ping from CE1 to CE2.
If you re-run the
Table
Table C-2
tag
12306
12307
Note See
information.
Running Configs

CE1

!
version 12.0
no service pad
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
no service single-slot-reload-enable
!
hostname cl-7505-1
!
boot system flash flash:cl-7505-1-confgNewTest
redundancy
no keepalive-enable
no logging buffered
no logging console
enable password atlantech
!
username lab password 0 amaf
username mozart password 0 amaf
ip subnet-zero
ip cef
no ip domain-lookup
no mpls traffic-eng auto-bw timers frequency 0
file prompt noisy
!
!
!
!
interface Serial2/0/0
!
Cisco 12000/10700 v3.1.1 Router Manager User Guide
C-4
show mpls forwarding-table 10.5.5.5
C-2:
Example Output
tag or VC
Pop tag
Pop tag
http://www.cisco.com/warp/customer/105/troubleshoot_mpls_vpn.html
no ip address
no ip directed-broadcast
Appendix C Investigating LSP Black Holes Using Cisco 12000 Series Router Manager
or Tunnel Id
10.2.2.2/32
10.5.5.5/32
command, you will see results similar to
Switched Interface
23675 Gi4/1 10.6.6.2
365 Gi1/0 10.8.8.5
for background
OL-4455-01