here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 63410   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 228214  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 236130  | null     | null      | null    | unlabelled |         | 0     |
 | 236131  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 236132  | v1:4     | ethernet1 | 1.1.1.2 | 295407     |         | 0     |
 | 236133  | v1:4     | ethernet1 | 1.1.1.2 | 295408     |         | 0     |
 | 236134  | v1:4     | ethernet1 | 1.1.1.2 | 295409     |         | 0     |
 | 236135  | null     | null      | null    | unlabelled |         | 0     |
 | 236136  | null     | null      | null    | unlabelled |         | 0     |
 | 236137  | null     | null      | null    | unlabelled |         | 0     |
 | 236138  | null     | null      | null    | unlabelled |         | 0     |
 | 236139  | null     | null      | null    | unlabelled |         | 0     |
 | 246556  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 435788  | null     | null      | null    | unlabelled |         | 0     |
 | 435789  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 435790  | v1:6     | ethernet1 | 1234::2 | 466297     |         | 0     |
 | 435791  | v1:6     | ethernet1 | 1234::2 | 466298     |         | 0     |
 | 435792  | v1:6     | ethernet1 | 1234::2 | 466299     |         | 0     |
 | 435793  | null     | null      | null    | unlabelled |         | 0     |
 | 435794  | null     | null      | null    | unlabelled |         | 0     |
 | 435795  | null     | null      | null    | unlabelled |         | 0     |
 | 435796  | null     | null      | null    | unlabelled |         | 0     |
 | 435797  | null     | null      | null    | unlabelled |         | 0     |
 | 551622  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 661218  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 784008  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 871420  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 939914  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 992828  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1017784 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 11436   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 197751  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 209617  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 295405  | null     | null      | null    | unlabelled |         | 0     |
 | 295406  | v1:4     | ethernet1 | 1.1.1.1 | 236131     |         | 1280  |
 | 295407  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 295408  | v1:4     | ethernet2 | 1.1.2.3 | 39857      |         | 640   |
 | 295409  | v1:4     | ethernet2 | 1.1.2.3 | 39858      |         | 640   |
 | 295410  | null     | null      | null    | unlabelled |         | 0     |
 | 295411  | null     | null      | null    | unlabelled |         | 0     |
 | 295412  | null     | null      | null    | unlabelled |         | 0     |
 | 295413  | null     | null      | null    | unlabelled |         | 0     |
 | 295414  | null     | null      | null    | unlabelled |         | 0     |
 | 295752  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 323811  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 373938  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 466295  | null     | null      | null    | unlabelled |         | 0     |
 | 466296  | v1:6     | ethernet1 | 1234::1 | 435789     |         | 1280  |
 | 466297  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 466298  | v1:6     | ethernet2 | 1235::3 | 1001286    |         | 640   |
 | 466299  | v1:6     | ethernet2 | 1235::3 | 1001287    |         | 640   |
 | 466300  | null     | null      | null    | unlabelled |         | 0     |
 | 466301  | null     | null      | null    | unlabelled |         | 0     |
 | 466302  | null     | null      | null    | unlabelled |         | 0     |
 | 466303  | null     | null      | null    | unlabelled |         | 0     |
 | 466304  | null     | null      | null    | unlabelled |         | 0     |
 | 471464  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 659341  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 777950  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 847143  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 975912  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1045288 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 39854   | null     | null      | null    | unlabelled |         | 0     |
 | 39855   | v1:4     | ethernet1 | 1.1.2.2 | 295406     |         | 640   |
 | 39856   | v1:4     | ethernet1 | 1.1.2.2 | 295407     |         | 640   |
 | 39857   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 39858   | v1:4     | ethernet2 | 1.1.3.4 | 292018     |         | 1280  |
 | 39859   | null     | null      | null    | unlabelled |         | 0     |
 | 39860   | null     | null      | null    | unlabelled |         | 0     |
 | 39861   | null     | null      | null    | unlabelled |         | 0     |
 | 39862   | null     | null      | null    | unlabelled |         | 0     |
 | 39863   | null     | null      | null    | unlabelled |         | 0     |
 | 44712   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 98065   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 107453  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 338877  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 407489  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 586742  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 695391  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 727361  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 728698  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 765960  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 867019  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 879492  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1001283 | null     | null      | null    | unlabelled |         | 0     |
 | 1001284 | v1:6     | ethernet1 | 1235::2 | 466296     |         | 640   |
 | 1001285 | v1:6     | ethernet1 | 1235::2 | 466297     |         | 640   |
 | 1001286 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1001287 | v1:6     | ethernet2 | 1236::4 | 624414     |         | 1280  |
 | 1001288 | null     | null      | null    | unlabelled |         | 0     |
 | 1001289 | null     | null      | null    | unlabelled |         | 0     |
 | 1001290 | null     | null      | null    | unlabelled |         | 0     |
 | 1001291 | null     | null      | null    | unlabelled |         | 0     |
 | 1001292 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 81537   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 157681  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 215706  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 292014  | null     | null      | null    | unlabelled |         | 0     |
 | 292015  | v1:4     | ethernet1 | 1.1.3.3 | 39855      |         | 0     |
 | 292016  | v1:4     | ethernet1 | 1.1.3.3 | 39856      |         | 0     |
 | 292017  | v1:4     | ethernet1 | 1.1.3.3 | 39857      |         | 0     |
 | 292018  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 292019  | null     | null      | null    | unlabelled |         | 0     |
 | 292020  | null     | null      | null    | unlabelled |         | 0     |
 | 292021  | null     | null      | null    | unlabelled |         | 0     |
 | 292022  | null     | null      | null    | unlabelled |         | 0     |
 | 292023  | null     | null      | null    | unlabelled |         | 0     |
 | 600049  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 624410  | null     | null      | null    | unlabelled |         | 0     |
 | 624411  | v1:6     | ethernet1 | 1236::3 | 1001284    |         | 0     |
 | 624412  | v1:6     | ethernet1 | 1236::3 | 1001285    |         | 0     |
 | 624413  | v1:6     | ethernet1 | 1236::3 | 1001286    |         | 0     |
 | 624414  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 624415  | null     | null      | null    | unlabelled |         | 0     |
 | 624416  | null     | null      | null    | unlabelled |         | 0     |
 | 624417  | null     | null      | null    | unlabelled |         | 0     |
 | 624418  | null     | null      | null    | unlabelled |         | 0     |
 | 624419  | null     | null      | null    | unlabelled |         | 0     |
 | 673247  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 688797  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 754670  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 983857  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 996276  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1036778 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#