here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 196799 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 238429 | null     | null      | null    | unlabelled |         | 0     |
 | 238430 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 238431 | v1:4     | ethernet1 | 1.1.1.2 | 970662     |         | 0     |
 | 238432 | v1:4     | ethernet1 | 1.1.1.2 | 970663     |         | 0     |
 | 238433 | v1:4     | ethernet1 | 1.1.1.2 | 970664     |         | 0     |
 | 238434 | null     | null      | null    | unlabelled |         | 0     |
 | 238435 | null     | null      | null    | unlabelled |         | 0     |
 | 238436 | null     | null      | null    | unlabelled |         | 0     |
 | 238437 | null     | null      | null    | unlabelled |         | 0     |
 | 238438 | null     | null      | null    | unlabelled |         | 0     |
 | 389736 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 585750 | null     | null      | null    | unlabelled |         | 0     |
 | 585751 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 585752 | v1:6     | ethernet1 | 1234::2 | 430230     |         | 0     |
 | 585753 | v1:6     | ethernet1 | 1234::2 | 430231     |         | 0     |
 | 585754 | v1:6     | ethernet1 | 1234::2 | 430232     |         | 0     |
 | 585755 | null     | null      | null    | unlabelled |         | 0     |
 | 585756 | null     | null      | null    | unlabelled |         | 0     |
 | 585757 | null     | null      | null    | unlabelled |         | 0     |
 | 585758 | null     | null      | null    | unlabelled |         | 0     |
 | 585759 | null     | null      | null    | unlabelled |         | 0     |
 | 679454 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 801635 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 894800 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 989908 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 27703  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 206389 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 309195 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 376009 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 430228 | null     | null      | null    | unlabelled |         | 0     |
 | 430229 | v1:6     | ethernet1 | 1234::1 | 585751     |         | 1280  |
 | 430230 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 430231 | v1:6     | ethernet2 | 1235::3 | 461919     |         | 640   |
 | 430232 | v1:6     | ethernet2 | 1235::3 | 461920     |         | 640   |
 | 430233 | null     | null      | null    | unlabelled |         | 0     |
 | 430234 | null     | null      | null    | unlabelled |         | 0     |
 | 430235 | null     | null      | null    | unlabelled |         | 0     |
 | 430236 | null     | null      | null    | unlabelled |         | 0     |
 | 430237 | null     | null      | null    | unlabelled |         | 0     |
 | 612715 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 832052 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 908263 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 916359 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 970660 | null     | null      | null    | unlabelled |         | 0     |
 | 970661 | v1:4     | ethernet1 | 1.1.1.1 | 238430     |         | 1280  |
 | 970662 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 970663 | v1:4     | ethernet2 | 1.1.2.3 | 472174     |         | 640   |
 | 970664 | v1:4     | ethernet2 | 1.1.2.3 | 472175     |         | 640   |
 | 970665 | null     | null      | null    | unlabelled |         | 0     |
 | 970666 | null     | null      | null    | unlabelled |         | 0     |
 | 970667 | null     | null      | null    | unlabelled |         | 0     |
 | 970668 | null     | null      | null    | unlabelled |         | 0     |
 | 970669 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 97733   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 385947  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 461916  | null     | null      | null    | unlabelled |         | 0     |
 | 461917  | v1:6     | ethernet1 | 1235::2 | 430229     |         | 640   |
 | 461918  | v1:6     | ethernet1 | 1235::2 | 430230     |         | 640   |
 | 461919  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 461920  | v1:6     | ethernet2 | 1236::4 | 1044427    |         | 1280  |
 | 461921  | null     | null      | null    | unlabelled |         | 0     |
 | 461922  | null     | null      | null    | unlabelled |         | 0     |
 | 461923  | null     | null      | null    | unlabelled |         | 0     |
 | 461924  | null     | null      | null    | unlabelled |         | 0     |
 | 461925  | null     | null      | null    | unlabelled |         | 0     |
 | 472171  | null     | null      | null    | unlabelled |         | 0     |
 | 472172  | v1:4     | ethernet1 | 1.1.2.2 | 970661     |         | 640   |
 | 472173  | v1:4     | ethernet1 | 1.1.2.2 | 970662     |         | 640   |
 | 472174  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 472175  | v1:4     | ethernet2 | 1.1.3.4 | 384867     |         | 1280  |
 | 472176  | null     | null      | null    | unlabelled |         | 0     |
 | 472177  | null     | null      | null    | unlabelled |         | 0     |
 | 472178  | null     | null      | null    | unlabelled |         | 0     |
 | 472179  | null     | null      | null    | unlabelled |         | 0     |
 | 472180  | null     | null      | null    | unlabelled |         | 0     |
 | 490570  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 582899  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 597027  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 726743  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1003381 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1022769 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 66009   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 143303  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 384863  | null     | null      | null    | unlabelled |         | 0     |
 | 384864  | v1:4     | ethernet1 | 1.1.3.3 | 472172     |         | 0     |
 | 384865  | v1:4     | ethernet1 | 1.1.3.3 | 472173     |         | 0     |
 | 384866  | v1:4     | ethernet1 | 1.1.3.3 | 472174     |         | 0     |
 | 384867  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 384868  | null     | null      | null    | unlabelled |         | 0     |
 | 384869  | null     | null      | null    | unlabelled |         | 0     |
 | 384870  | null     | null      | null    | unlabelled |         | 0     |
 | 384871  | null     | null      | null    | unlabelled |         | 0     |
 | 384872  | null     | null      | null    | unlabelled |         | 0     |
 | 643722  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 879129  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 887271  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1036563 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1044423 | null     | null      | null    | unlabelled |         | 0     |
 | 1044424 | v1:6     | ethernet1 | 1236::3 | 461917     |         | 0     |
 | 1044425 | v1:6     | ethernet1 | 1236::3 | 461918     |         | 0     |
 | 1044426 | v1:6     | ethernet1 | 1236::3 | 461919     |         | 0     |
 | 1044427 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1044428 | null     | null      | null    | unlabelled |         | 0     |
 | 1044429 | null     | null      | null    | unlabelled |         | 0     |
 | 1044430 | null     | null      | null    | unlabelled |         | 0     |
 | 1044431 | null     | null      | null    | unlabelled |         | 0     |
 | 1044432 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#