here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 227000  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 250229  | null     | null      | null    | unlabelled |         | 0     |
 | 250230  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 250231  | v1:6     | ethernet1 | 1234::2 | 246648     |         | 0     |
 | 250232  | v1:6     | ethernet1 | 1234::2 | 246649     |         | 0     |
 | 250233  | v1:6     | ethernet1 | 1234::2 | 246650     |         | 0     |
 | 250234  | null     | null      | null    | unlabelled |         | 0     |
 | 250235  | null     | null      | null    | unlabelled |         | 0     |
 | 250236  | null     | null      | null    | unlabelled |         | 0     |
 | 250237  | null     | null      | null    | unlabelled |         | 0     |
 | 250238  | null     | null      | null    | unlabelled |         | 0     |
 | 271788  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 415184  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 432539  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 464183  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 534464  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 631491  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 789997  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 854201  | null     | null      | null    | unlabelled |         | 0     |
 | 854202  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 854203  | v1:4     | ethernet1 | 1.1.1.2 | 805460     |         | 0     |
 | 854204  | v1:4     | ethernet1 | 1.1.1.2 | 805461     |         | 0     |
 | 854205  | v1:4     | ethernet1 | 1.1.1.2 | 805462     |         | 0     |
 | 854206  | null     | null      | null    | unlabelled |         | 0     |
 | 854207  | null     | null      | null    | unlabelled |         | 0     |
 | 854208  | null     | null      | null    | unlabelled |         | 0     |
 | 854209  | null     | null      | null    | unlabelled |         | 0     |
 | 854210  | null     | null      | null    | unlabelled |         | 0     |
 | 888204  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1002713 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 3466   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 23773  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 66344  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 95132  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 233243 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 246646 | null     | null      | null    | unlabelled |         | 0     |
 | 246647 | v1:6     | ethernet1 | 1234::1 | 250230     |         | 1280  |
 | 246648 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 246649 | v1:6     | ethernet2 | 1235::3 | 278464     |         | 640   |
 | 246650 | v1:6     | ethernet2 | 1235::3 | 278465     |         | 640   |
 | 246651 | null     | null      | null    | unlabelled |         | 0     |
 | 246652 | null     | null      | null    | unlabelled |         | 0     |
 | 246653 | null     | null      | null    | unlabelled |         | 0     |
 | 246654 | null     | null      | null    | unlabelled |         | 0     |
 | 246655 | null     | null      | null    | unlabelled |         | 0     |
 | 354599 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 369752 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 614951 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 620450 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 650266 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 769492 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 805458 | null     | null      | null    | unlabelled |         | 0     |
 | 805459 | v1:4     | ethernet1 | 1.1.1.1 | 854202     |         | 1280  |
 | 805460 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 805461 | v1:4     | ethernet2 | 1.1.2.3 | 534537     |         | 640   |
 | 805462 | v1:4     | ethernet2 | 1.1.2.3 | 534538     |         | 640   |
 | 805463 | null     | null      | null    | unlabelled |         | 0     |
 | 805464 | null     | null      | null    | unlabelled |         | 0     |
 | 805465 | null     | null      | null    | unlabelled |         | 0     |
 | 805466 | null     | null      | null    | unlabelled |         | 0     |
 | 805467 | null     | null      | null    | unlabelled |         | 0     |
 | 867140 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 156941 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 275240 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 278461 | null     | null      | null    | unlabelled |         | 0     |
 | 278462 | v1:6     | ethernet1 | 1235::2 | 246647     |         | 640   |
 | 278463 | v1:6     | ethernet1 | 1235::2 | 246648     |         | 640   |
 | 278464 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 278465 | v1:6     | ethernet2 | 1236::4 | 1027828    |         | 1280  |
 | 278466 | null     | null      | null    | unlabelled |         | 0     |
 | 278467 | null     | null      | null    | unlabelled |         | 0     |
 | 278468 | null     | null      | null    | unlabelled |         | 0     |
 | 278469 | null     | null      | null    | unlabelled |         | 0     |
 | 278470 | null     | null      | null    | unlabelled |         | 0     |
 | 284222 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 390401 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 407737 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 425024 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 492797 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 534534 | null     | null      | null    | unlabelled |         | 0     |
 | 534535 | v1:4     | ethernet1 | 1.1.2.2 | 805459     |         | 640   |
 | 534536 | v1:4     | ethernet1 | 1.1.2.2 | 805460     |         | 640   |
 | 534537 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 534538 | v1:4     | ethernet2 | 1.1.3.4 | 832385     |         | 1280  |
 | 534539 | null     | null      | null    | unlabelled |         | 0     |
 | 534540 | null     | null      | null    | unlabelled |         | 0     |
 | 534541 | null     | null      | null    | unlabelled |         | 0     |
 | 534542 | null     | null      | null    | unlabelled |         | 0     |
 | 534543 | null     | null      | null    | unlabelled |         | 0     |
 | 547559 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 570176 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 581995 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 705709 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 820245 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 162452  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 240075  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 270151  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 294730  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 435502  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 468553  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 526118  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 832381  | null     | null      | null    | unlabelled |         | 0     |
 | 832382  | v1:4     | ethernet1 | 1.1.3.3 | 534535     |         | 0     |
 | 832383  | v1:4     | ethernet1 | 1.1.3.3 | 534536     |         | 0     |
 | 832384  | v1:4     | ethernet1 | 1.1.3.3 | 534537     |         | 0     |
 | 832385  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 832386  | null     | null      | null    | unlabelled |         | 0     |
 | 832387  | null     | null      | null    | unlabelled |         | 0     |
 | 832388  | null     | null      | null    | unlabelled |         | 0     |
 | 832389  | null     | null      | null    | unlabelled |         | 0     |
 | 832390  | null     | null      | null    | unlabelled |         | 0     |
 | 991898  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 996434  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1027824 | null     | null      | null    | unlabelled |         | 0     |
 | 1027825 | v1:6     | ethernet1 | 1236::3 | 278462     |         | 0     |
 | 1027826 | v1:6     | ethernet1 | 1236::3 | 278463     |         | 0     |
 | 1027827 | v1:6     | ethernet1 | 1236::3 | 278464     |         | 0     |
 | 1027828 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1027829 | null     | null      | null    | unlabelled |         | 0     |
 | 1027830 | null     | null      | null    | unlabelled |         | 0     |
 | 1027831 | null     | null      | null    | unlabelled |         | 0     |
 | 1027832 | null     | null      | null    | unlabelled |         | 0     |
 | 1027833 | null     | null      | null    | unlabelled |         | 0     |
 | 1035736 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#