here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 189576 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 318356 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 373571 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 560122 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 667863 | null     | null      | null    | unlabelled |         | 0     |
 | 667864 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 667865 | v1:4     | ethernet1 | 1.1.1.2 | 950229     |         | 0     |
 | 667866 | v1:4     | ethernet1 | 1.1.1.2 | 950230     |         | 0     |
 | 667867 | v1:4     | ethernet1 | 1.1.1.2 | 950231     |         | 0     |
 | 667868 | null     | null      | null    | unlabelled |         | 0     |
 | 667869 | null     | null      | null    | unlabelled |         | 0     |
 | 667870 | null     | null      | null    | unlabelled |         | 0     |
 | 667871 | null     | null      | null    | unlabelled |         | 0     |
 | 667872 | null     | null      | null    | unlabelled |         | 0     |
 | 735413 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 763597 | null     | null      | null    | unlabelled |         | 0     |
 | 763598 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 763599 | v1:6     | ethernet1 | 1234::2 | 586032     |         | 0     |
 | 763600 | v1:6     | ethernet1 | 1234::2 | 586033     |         | 0     |
 | 763601 | v1:6     | ethernet1 | 1234::2 | 586034     |         | 0     |
 | 763602 | null     | null      | null    | unlabelled |         | 0     |
 | 763603 | null     | null      | null    | unlabelled |         | 0     |
 | 763604 | null     | null      | null    | unlabelled |         | 0     |
 | 763605 | null     | null      | null    | unlabelled |         | 0     |
 | 763606 | null     | null      | null    | unlabelled |         | 0     |
 | 807682 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 308006  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 356960  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 428439  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 460154  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 518770  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 586030  | null     | null      | null    | unlabelled |         | 0     |
 | 586031  | v1:6     | ethernet1 | 1234::1 | 763598     |         | 1280  |
 | 586032  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 586033  | v1:6     | ethernet2 | 1235::3 | 604345     |         | 640   |
 | 586034  | v1:6     | ethernet2 | 1235::3 | 604346     |         | 640   |
 | 586035  | null     | null      | null    | unlabelled |         | 0     |
 | 586036  | null     | null      | null    | unlabelled |         | 0     |
 | 586037  | null     | null      | null    | unlabelled |         | 0     |
 | 586038  | null     | null      | null    | unlabelled |         | 0     |
 | 586039  | null     | null      | null    | unlabelled |         | 0     |
 | 797227  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 938261  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 950227  | null     | null      | null    | unlabelled |         | 0     |
 | 950228  | v1:4     | ethernet1 | 1.1.1.1 | 667864     |         | 1280  |
 | 950229  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 950230  | v1:4     | ethernet2 | 1.1.2.3 | 684519     |         | 640   |
 | 950231  | v1:4     | ethernet2 | 1.1.2.3 | 684520     |         | 640   |
 | 950232  | null     | null      | null    | unlabelled |         | 0     |
 | 950233  | null     | null      | null    | unlabelled |         | 0     |
 | 950234  | null     | null      | null    | unlabelled |         | 0     |
 | 950235  | null     | null      | null    | unlabelled |         | 0     |
 | 950236  | null     | null      | null    | unlabelled |         | 0     |
 | 1023876 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 34976  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 184538 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 256247 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 438333 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 543849 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 604342 | null     | null      | null    | unlabelled |         | 0     |
 | 604343 | v1:6     | ethernet1 | 1235::2 | 586031     |         | 640   |
 | 604344 | v1:6     | ethernet1 | 1235::2 | 586032     |         | 640   |
 | 604345 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 604346 | v1:6     | ethernet2 | 1236::4 | 402423     |         | 1280  |
 | 604347 | null     | null      | null    | unlabelled |         | 0     |
 | 604348 | null     | null      | null    | unlabelled |         | 0     |
 | 604349 | null     | null      | null    | unlabelled |         | 0     |
 | 604350 | null     | null      | null    | unlabelled |         | 0     |
 | 604351 | null     | null      | null    | unlabelled |         | 0     |
 | 620455 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 653905 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 684516 | null     | null      | null    | unlabelled |         | 0     |
 | 684517 | v1:4     | ethernet1 | 1.1.2.2 | 950228     |         | 640   |
 | 684518 | v1:4     | ethernet1 | 1.1.2.2 | 950229     |         | 640   |
 | 684519 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 684520 | v1:4     | ethernet2 | 1.1.3.4 | 40248      |         | 1280  |
 | 684521 | null     | null      | null    | unlabelled |         | 0     |
 | 684522 | null     | null      | null    | unlabelled |         | 0     |
 | 684523 | null     | null      | null    | unlabelled |         | 0     |
 | 684524 | null     | null      | null    | unlabelled |         | 0     |
 | 684525 | null     | null      | null    | unlabelled |         | 0     |
 | 835250 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 40244  | null     | null      | null    | unlabelled |         | 0     |
 | 40245  | v1:4     | ethernet1 | 1.1.3.3 | 684517     |         | 0     |
 | 40246  | v1:4     | ethernet1 | 1.1.3.3 | 684518     |         | 0     |
 | 40247  | v1:4     | ethernet1 | 1.1.3.3 | 684519     |         | 0     |
 | 40248  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 40249  | null     | null      | null    | unlabelled |         | 0     |
 | 40250  | null     | null      | null    | unlabelled |         | 0     |
 | 40251  | null     | null      | null    | unlabelled |         | 0     |
 | 40252  | null     | null      | null    | unlabelled |         | 0     |
 | 40253  | null     | null      | null    | unlabelled |         | 0     |
 | 379169 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 402419 | null     | null      | null    | unlabelled |         | 0     |
 | 402420 | v1:6     | ethernet1 | 1236::3 | 604343     |         | 0     |
 | 402421 | v1:6     | ethernet1 | 1236::3 | 604344     |         | 0     |
 | 402422 | v1:6     | ethernet1 | 1236::3 | 604345     |         | 0     |
 | 402423 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 402424 | null     | null      | null    | unlabelled |         | 0     |
 | 402425 | null     | null      | null    | unlabelled |         | 0     |
 | 402426 | null     | null      | null    | unlabelled |         | 0     |
 | 402427 | null     | null      | null    | unlabelled |         | 0     |
 | 402428 | null     | null      | null    | unlabelled |         | 0     |
 | 501235 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 517743 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 539140 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 923124 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 951551 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#