here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 212150 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 568403 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 571438 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 601342 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 643877 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 649690 | null     | null      | null    | unlabelled |         | 0     |
 | 649691 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 649692 | v1:6     | ethernet1 | 1234::2 | 252589     |         | 0     |
 | 649693 | v1:6     | ethernet1 | 1234::2 | 252590     |         | 0     |
 | 649694 | v1:6     | ethernet1 | 1234::2 | 252591     |         | 0     |
 | 649695 | null     | null      | null    | unlabelled |         | 0     |
 | 649696 | null     | null      | null    | unlabelled |         | 0     |
 | 649697 | null     | null      | null    | unlabelled |         | 0     |
 | 649698 | null     | null      | null    | unlabelled |         | 0     |
 | 649699 | null     | null      | null    | unlabelled |         | 0     |
 | 733689 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 824898 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 830352 | null     | null      | null    | unlabelled |         | 0     |
 | 830353 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 830354 | v1:4     | ethernet1 | 1.1.1.2 | 345319     |         | 0     |
 | 830355 | v1:4     | ethernet1 | 1.1.1.2 | 345320     |         | 0     |
 | 830356 | v1:4     | ethernet1 | 1.1.1.2 | 345321     |         | 0     |
 | 830357 | null     | null      | null    | unlabelled |         | 0     |
 | 830358 | null     | null      | null    | unlabelled |         | 0     |
 | 830359 | null     | null      | null    | unlabelled |         | 0     |
 | 830360 | null     | null      | null    | unlabelled |         | 0     |
 | 830361 | null     | null      | null    | unlabelled |         | 0     |
 | 832928 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 835641 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 918953 | v1:6     | ethernet1 | 1234::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 38607  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 86962  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 115600 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 198754 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 252587 | null     | null      | null    | unlabelled |         | 0     |
 | 252588 | v1:6     | ethernet1 | 1234::1 | 649691     |         | 1280  |
 | 252589 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 252590 | v1:6     | ethernet2 | 1235::3 | 465086     |         | 640   |
 | 252591 | v1:6     | ethernet2 | 1235::3 | 465087     |         | 640   |
 | 252592 | null     | null      | null    | unlabelled |         | 0     |
 | 252593 | null     | null      | null    | unlabelled |         | 0     |
 | 252594 | null     | null      | null    | unlabelled |         | 0     |
 | 252595 | null     | null      | null    | unlabelled |         | 0     |
 | 252596 | null     | null      | null    | unlabelled |         | 0     |
 | 261886 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 296498 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 322101 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 331556 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 345317 | null     | null      | null    | unlabelled |         | 0     |
 | 345318 | v1:4     | ethernet1 | 1.1.1.1 | 830353     |         | 1280  |
 | 345319 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 345320 | v1:4     | ethernet2 | 1.1.2.3 | 367786     |         | 640   |
 | 345321 | v1:4     | ethernet2 | 1.1.2.3 | 367787     |         | 640   |
 | 345322 | null     | null      | null    | unlabelled |         | 0     |
 | 345323 | null     | null      | null    | unlabelled |         | 0     |
 | 345324 | null     | null      | null    | unlabelled |         | 0     |
 | 345325 | null     | null      | null    | unlabelled |         | 0     |
 | 345326 | null     | null      | null    | unlabelled |         | 0     |
 | 511144 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 575882 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 657882 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 747190 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 49333   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 84238   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 335445  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 367783  | null     | null      | null    | unlabelled |         | 0     |
 | 367784  | v1:4     | ethernet1 | 1.1.2.2 | 345318     |         | 640   |
 | 367785  | v1:4     | ethernet1 | 1.1.2.2 | 345319     |         | 640   |
 | 367786  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 367787  | v1:4     | ethernet2 | 1.1.3.4 | 625534     |         | 1280  |
 | 367788  | null     | null      | null    | unlabelled |         | 0     |
 | 367789  | null     | null      | null    | unlabelled |         | 0     |
 | 367790  | null     | null      | null    | unlabelled |         | 0     |
 | 367791  | null     | null      | null    | unlabelled |         | 0     |
 | 367792  | null     | null      | null    | unlabelled |         | 0     |
 | 370846  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 465083  | null     | null      | null    | unlabelled |         | 0     |
 | 465084  | v1:6     | ethernet1 | 1235::2 | 252588     |         | 640   |
 | 465085  | v1:6     | ethernet1 | 1235::2 | 252589     |         | 640   |
 | 465086  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 465087  | v1:6     | ethernet2 | 1236::4 | 126158     |         | 1280  |
 | 465088  | null     | null      | null    | unlabelled |         | 0     |
 | 465089  | null     | null      | null    | unlabelled |         | 0     |
 | 465090  | null     | null      | null    | unlabelled |         | 0     |
 | 465091  | null     | null      | null    | unlabelled |         | 0     |
 | 465092  | null     | null      | null    | unlabelled |         | 0     |
 | 470257  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 478161  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 523335  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 647368  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 707693  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 708422  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 767939  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1040066 | tester:4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 10685   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 65712   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 126154  | null     | null      | null    | unlabelled |         | 0     |
 | 126155  | v1:6     | ethernet1 | 1236::3 | 465084     |         | 0     |
 | 126156  | v1:6     | ethernet1 | 1236::3 | 465085     |         | 0     |
 | 126157  | v1:6     | ethernet1 | 1236::3 | 465086     |         | 0     |
 | 126158  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 126159  | null     | null      | null    | unlabelled |         | 0     |
 | 126160  | null     | null      | null    | unlabelled |         | 0     |
 | 126161  | null     | null      | null    | unlabelled |         | 0     |
 | 126162  | null     | null      | null    | unlabelled |         | 0     |
 | 126163  | null     | null      | null    | unlabelled |         | 0     |
 | 162649  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 417087  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 558334  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 625530  | null     | null      | null    | unlabelled |         | 0     |
 | 625531  | v1:4     | ethernet1 | 1.1.3.3 | 367784     |         | 0     |
 | 625532  | v1:4     | ethernet1 | 1.1.3.3 | 367785     |         | 0     |
 | 625533  | v1:4     | ethernet1 | 1.1.3.3 | 367786     |         | 0     |
 | 625534  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 625535  | null     | null      | null    | unlabelled |         | 0     |
 | 625536  | null     | null      | null    | unlabelled |         | 0     |
 | 625537  | null     | null      | null    | unlabelled |         | 0     |
 | 625538  | null     | null      | null    | unlabelled |         | 0     |
 | 625539  | null     | null      | null    | unlabelled |         | 0     |
 | 808066  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 957113  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 965443  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 972652  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 1017662 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#