here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 281551  | null     | null      | null    | unlabelled |         | 0     |
 | 281552  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 281553  | v1:6     | ethernet1 | 1234::2 | 504131     |         | 0     |
 | 281554  | v1:6     | ethernet1 | 1234::2 | 504132     |         | 0     |
 | 281555  | v1:6     | ethernet1 | 1234::2 | 504133     |         | 0     |
 | 281556  | null     | null      | null    | unlabelled |         | 0     |
 | 281557  | null     | null      | null    | unlabelled |         | 0     |
 | 281558  | null     | null      | null    | unlabelled |         | 0     |
 | 281559  | null     | null      | null    | unlabelled |         | 0     |
 | 281560  | null     | null      | null    | unlabelled |         | 0     |
 | 358706  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 415842  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 422717  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 433843  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 479103  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 492833  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 686796  | null     | null      | null    | unlabelled |         | 0     |
 | 686797  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 686798  | v1:4     | ethernet1 | 1.1.1.2 | 353147     |         | 0     |
 | 686799  | v1:4     | ethernet1 | 1.1.1.2 | 353148     |         | 0     |
 | 686800  | v1:4     | ethernet1 | 1.1.1.2 | 353149     |         | 0     |
 | 686801  | null     | null      | null    | unlabelled |         | 0     |
 | 686802  | null     | null      | null    | unlabelled |         | 0     |
 | 686803  | null     | null      | null    | unlabelled |         | 0     |
 | 686804  | null     | null      | null    | unlabelled |         | 0     |
 | 686805  | null     | null      | null    | unlabelled |         | 0     |
 | 721016  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 823622  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 891917  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1041867 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 217001  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 353145  | null     | null      | null    | unlabelled |         | 0     |
 | 353146  | v1:4     | ethernet1 | 1.1.1.1 | 686797     |         | 1280  |
 | 353147  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 353148  | v1:4     | ethernet2 | 1.1.2.3 | 850278     |         | 640   |
 | 353149  | v1:4     | ethernet2 | 1.1.2.3 | 850279     |         | 640   |
 | 353150  | null     | null      | null    | unlabelled |         | 0     |
 | 353151  | null     | null      | null    | unlabelled |         | 0     |
 | 353152  | null     | null      | null    | unlabelled |         | 0     |
 | 353153  | null     | null      | null    | unlabelled |         | 0     |
 | 353154  | null     | null      | null    | unlabelled |         | 0     |
 | 452035  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 497038  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 504129  | null     | null      | null    | unlabelled |         | 0     |
 | 504130  | v1:6     | ethernet1 | 1234::1 | 281552     |         | 1280  |
 | 504131  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 504132  | v1:6     | ethernet2 | 1235::3 | 381930     |         | 640   |
 | 504133  | v1:6     | ethernet2 | 1235::3 | 381931     |         | 640   |
 | 504134  | null     | null      | null    | unlabelled |         | 0     |
 | 504135  | null     | null      | null    | unlabelled |         | 0     |
 | 504136  | null     | null      | null    | unlabelled |         | 0     |
 | 504137  | null     | null      | null    | unlabelled |         | 0     |
 | 504138  | null     | null      | null    | unlabelled |         | 0     |
 | 522490  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 573124  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 628527  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 718285  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 741348  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 760031  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 837149  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 850610  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1018720 | tester:4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 57223   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 91548   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 101706  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 297996  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 358910  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 381927  | null     | null      | null    | unlabelled |         | 0     |
 | 381928  | v1:6     | ethernet1 | 1235::2 | 504130     |         | 640   |
 | 381929  | v1:6     | ethernet1 | 1235::2 | 504131     |         | 640   |
 | 381930  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 381931  | v1:6     | ethernet2 | 1236::4 | 117329     |         | 1280  |
 | 381932  | null     | null      | null    | unlabelled |         | 0     |
 | 381933  | null     | null      | null    | unlabelled |         | 0     |
 | 381934  | null     | null      | null    | unlabelled |         | 0     |
 | 381935  | null     | null      | null    | unlabelled |         | 0     |
 | 381936  | null     | null      | null    | unlabelled |         | 0     |
 | 383536  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 578354  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 623826  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 719635  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 850275  | null     | null      | null    | unlabelled |         | 0     |
 | 850276  | v1:4     | ethernet1 | 1.1.2.2 | 353146     |         | 640   |
 | 850277  | v1:4     | ethernet1 | 1.1.2.2 | 353147     |         | 640   |
 | 850278  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 850279  | v1:4     | ethernet2 | 1.1.3.4 | 728425     |         | 1280  |
 | 850280  | null     | null      | null    | unlabelled |         | 0     |
 | 850281  | null     | null      | null    | unlabelled |         | 0     |
 | 850282  | null     | null      | null    | unlabelled |         | 0     |
 | 850283  | null     | null      | null    | unlabelled |         | 0     |
 | 850284  | null     | null      | null    | unlabelled |         | 0     |
 | 985157  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1032483 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1047043 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 97266  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 117325 | null     | null      | null    | unlabelled |         | 0     |
 | 117326 | v1:6     | ethernet1 | 1236::3 | 381928     |         | 0     |
 | 117327 | v1:6     | ethernet1 | 1236::3 | 381929     |         | 0     |
 | 117328 | v1:6     | ethernet1 | 1236::3 | 381930     |         | 0     |
 | 117329 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 117330 | null     | null      | null    | unlabelled |         | 0     |
 | 117331 | null     | null      | null    | unlabelled |         | 0     |
 | 117332 | null     | null      | null    | unlabelled |         | 0     |
 | 117333 | null     | null      | null    | unlabelled |         | 0     |
 | 117334 | null     | null      | null    | unlabelled |         | 0     |
 | 342389 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 433166 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 466502 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 508967 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 526236 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 564503 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 585927 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 592555 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 728421 | null     | null      | null    | unlabelled |         | 0     |
 | 728422 | v1:4     | ethernet1 | 1.1.3.3 | 850276     |         | 0     |
 | 728423 | v1:4     | ethernet1 | 1.1.3.3 | 850277     |         | 0     |
 | 728424 | v1:4     | ethernet1 | 1.1.3.3 | 850278     |         | 0     |
 | 728425 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 728426 | null     | null      | null    | unlabelled |         | 0     |
 | 728427 | null     | null      | null    | unlabelled |         | 0     |
 | 728428 | null     | null      | null    | unlabelled |         | 0     |
 | 728429 | null     | null      | null    | unlabelled |         | 0     |
 | 728430 | null     | null      | null    | unlabelled |         | 0     |
 | 883983 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#