Label Assign (Excerpt from show command)
R7#traceroute 8.8.8.8 so lo0 numeric
Type escape sequence to abort.
Tracing the route to 8.8.8.8
VRF info: (vrf in name/id, vrf out name/id)
1 10.7.10.10 16 msec 16 msec 16 msec
2 10.5.10.5 [MPLS: Labels 5003/1007 Exp 0] 176 msec 180 msec 184 msec ---> 2 labels
3 10.3.5.3 [MPLS: Labels 3000/1007 Exp 0] 296 msec 180 msec 184 msec
4 10.1.3.1 [MPLS: Label 1007 Exp 0] 180 msec 264 msec 196 msec
5 1.1.2.2 [MPLS: Label 2007 Exp 0] 180 msec 180 msec 180 msec
6 10.2.4.4 [MPLS: Labels 4002/11005 Exp 0] 192 msec 200 msec 172 msec
7 10.4.6.6 [MPLS: Labels 6002/11005 Exp 0] 180 msec 180 msec 188 msec
8 10.6.11.11 [MPLS: Label 11005 Exp 0] 224 msec 196 msec 156 msec
9 10.8.11.8 204 msec * 204 msec
R10#sh bgp ipv4 unicast labels
Network Next Hop In label/Out label
7.7.7.7/32 10.7.10.7 10005/nolabel
8.8.8.8/32 1.1.1.1 nolabel/1007 ---> 1st label of 2 labels
9.9.9.9/32 1.1.1.1 nolabel/1008
R10#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
10000 Pop Label 5.5.5.5/32 0 Fa0/0 10.5.10.5
10001 5000 3.3.3.3/32 0 Fa0/0 10.5.10.5
10002 Pop Label 10.3.5.0/24 0 Fa0/0 10.5.10.5
10003 5002 10.1.3.0/24 0 Fa0/0 10.5.10.5
10004 5003 1.1.1.1/32 0 Fa0/0 10.5.10.5 ---> 2nd label of 2 labels
10005 No Label 7.7.7.7/32 4580 Fa0/1 10.7.10.7
R5#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
5000 Pop Label 3.3.3.3/32 0 Fa0/0 10.3.5.3
5001 Pop Label 10.10.10.10/32 6222 Fa0/1 10.5.10.10
5002 Pop Label 10.1.3.0/24 0 Fa0/0 10.3.5.3
5003 3000 1.1.1.1/32 3191 Fa0/0 10.3.5.3 ---> 2nd label change
R3#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
3000 Pop Label 1.1.1.1/32 3814 Fa0/0 10.1.3.1 ---> 2nd label Pop
3001 Pop Label 5.5.5.5/32 0 Fa0/1 10.3.5.5
3002 5001 10.10.10.10/32 6494 Fa0/1 10.3.5.5
3003 Pop Label 10.5.10.0/24 0 Fa0/1 10.3.5.5
R1#sh bgp ipv4 unicast labels
Network Next Hop In label/Out label
7.7.7.7/32 10.10.10.10 1006/10005
8.8.8.8/32 1.1.2.2 1007/2007 ---> 1st label change
9.9.9.9/32 1.1.2.2 1008/2008
R2#sh bgp ipv4 unicast labels
Network Next Hop In label/Out label
7.7.7.7/32 1.1.2.1 2006/1006
8.8.8.8/32 11.11.11.11 2007/11005 ---> 1st label set
9.9.9.9/32 11.11.11.11 2008/11006
R2#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
2000 Pop Label 1.1.2.1/32 0 Fa0/0 1.1.2.1
2001 4002 11.11.11.11/32 0 Fa0/1 10.2.4.4 ---> 2nd label set
2002 4000 6.6.6.6/32 0 Fa0/1 10.2.4.4
2003 Pop Label 4.4.4.4/32 0 Fa0/1 10.2.4.4
2004 4001 10.6.11.0/24 0 Fa0/1 10.2.4.4
2005 Pop Label 10.4.6.0/24 0 Fa0/1 10.2.4.4
2006 1006 7.7.7.7/32 4692 Fa0/0 1.1.2.1
2007 11005 8.8.8.8/32 3160 Fa0/1 10.2.4.4
2008 11006 9.9.9.9/32 0 Fa0/1 10.2.4.4
R4#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
4000 Pop Label 6.6.6.6/32 0 Fa0/1 10.4.6.6
4001 Pop Label 10.6.11.0/24 0 Fa0/1 10.4.6.6
4002 6002 11.11.11.11/32 8476 Fa0/1 10.4.6.6 ---> 2nd label change
4003 Pop Label 2.2.2.2/32 9658 Fa0/0 10.2.4.2
R6#sh mpls forwarding-table
Local Outgoing Prefix Bytes Label Outgoing Next Hop
Label Label or Tunnel Id Switched interface
6000 Pop Label 4.4.4.4/32 0 Fa0/0 10.4.6.4
6001 Pop Label 10.2.4.0/24 0 Fa0/0 10.4.6.4
6002 Pop Label 11.11.11.11/32 8650 Fa0/1 10.6.11.11 ---> 2nd label Pop
6003 4003 2.2.2.2/32 10034 Fa0/0 10.4.6.4
R11#sh bgp ipv4 unicast labels
Network Next Hop In label/Out label
7.7.7.7/32 2.2.2.2 nolabel/2006
8.8.8.8/32 10.8.11.8 11005/nolabel ---> 1st label
9.9.9.9/32 10.9.11.9 11006/nolabel
