here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 176447  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 205743  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 302163  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 383029  | null     | null      | null    | unlabelled |         | 0     |
 | 383030  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 383031  | v1:6     | ethernet1 | 1234::2 | 501276     |         | 0     |
 | 383032  | v1:6     | ethernet1 | 1234::2 | 501277     |         | 0     |
 | 383033  | v1:6     | ethernet1 | 1234::2 | 501278     |         | 0     |
 | 383034  | null     | null      | null    | unlabelled |         | 0     |
 | 383035  | null     | null      | null    | unlabelled |         | 0     |
 | 383036  | null     | null      | null    | unlabelled |         | 0     |
 | 383037  | null     | null      | null    | unlabelled |         | 0     |
 | 383038  | null     | null      | null    | unlabelled |         | 0     |
 | 475805  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 824658  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 841799  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 855082  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 855586  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 945856  | null     | null      | null    | unlabelled |         | 0     |
 | 945857  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 945858  | v1:4     | ethernet1 | 1.1.1.2 | 334409     |         | 0     |
 | 945859  | v1:4     | ethernet1 | 1.1.1.2 | 334410     |         | 0     |
 | 945860  | v1:4     | ethernet1 | 1.1.1.2 | 334411     |         | 0     |
 | 945861  | null     | null      | null    | unlabelled |         | 0     |
 | 945862  | null     | null      | null    | unlabelled |         | 0     |
 | 945863  | null     | null      | null    | unlabelled |         | 0     |
 | 945864  | null     | null      | null    | unlabelled |         | 0     |
 | 945865  | null     | null      | null    | unlabelled |         | 0     |
 | 976239  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1027580 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 4312   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 42430  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 184938 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 261725 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 334407 | null     | null      | null    | unlabelled |         | 0     |
 | 334408 | v1:4     | ethernet1 | 1.1.1.1 | 945857     |         | 1280  |
 | 334409 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 334410 | v1:4     | ethernet2 | 1.1.2.3 | 107938     |         | 640   |
 | 334411 | v1:4     | ethernet2 | 1.1.2.3 | 107939     |         | 640   |
 | 334412 | null     | null      | null    | unlabelled |         | 0     |
 | 334413 | null     | null      | null    | unlabelled |         | 0     |
 | 334414 | null     | null      | null    | unlabelled |         | 0     |
 | 334415 | null     | null      | null    | unlabelled |         | 0     |
 | 334416 | null     | null      | null    | unlabelled |         | 0     |
 | 406314 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 434822 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 494301 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 501274 | null     | null      | null    | unlabelled |         | 0     |
 | 501275 | v1:6     | ethernet1 | 1234::1 | 383030     |         | 1280  |
 | 501276 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 501277 | v1:6     | ethernet2 | 1235::3 | 851762     |         | 640   |
 | 501278 | v1:6     | ethernet2 | 1235::3 | 851763     |         | 640   |
 | 501279 | null     | null      | null    | unlabelled |         | 0     |
 | 501280 | null     | null      | null    | unlabelled |         | 0     |
 | 501281 | null     | null      | null    | unlabelled |         | 0     |
 | 501282 | null     | null      | null    | unlabelled |         | 0     |
 | 501283 | null     | null      | null    | unlabelled |         | 0     |
 | 517975 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 571640 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 595358 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 603725 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 974074 | v1:6     | ethernet1 | 1234::1 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 58128  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 107935 | null     | null      | null    | unlabelled |         | 0     |
 | 107936 | v1:4     | ethernet1 | 1.1.2.2 | 334408     |         | 640   |
 | 107937 | v1:4     | ethernet1 | 1.1.2.2 | 334409     |         | 640   |
 | 107938 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 107939 | v1:4     | ethernet2 | 1.1.3.4 | 836293     |         | 1280  |
 | 107940 | null     | null      | null    | unlabelled |         | 0     |
 | 107941 | null     | null      | null    | unlabelled |         | 0     |
 | 107942 | null     | null      | null    | unlabelled |         | 0     |
 | 107943 | null     | null      | null    | unlabelled |         | 0     |
 | 107944 | null     | null      | null    | unlabelled |         | 0     |
 | 141729 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 155299 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 225040 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 353235 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 457009 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 477738 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 672909 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 813191 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 829055 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 847503 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 851759 | null     | null      | null    | unlabelled |         | 0     |
 | 851760 | v1:6     | ethernet1 | 1235::2 | 501275     |         | 640   |
 | 851761 | v1:6     | ethernet1 | 1235::2 | 501276     |         | 640   |
 | 851762 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 851763 | v1:6     | ethernet2 | 1236::4 | 776547     |         | 1280  |
 | 851764 | null     | null      | null    | unlabelled |         | 0     |
 | 851765 | null     | null      | null    | unlabelled |         | 0     |
 | 851766 | null     | null      | null    | unlabelled |         | 0     |
 | 851767 | null     | null      | null    | unlabelled |         | 0     |
 | 851768 | null     | null      | null    | unlabelled |         | 0     |
 | 865131 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 239333  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 360933  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 392418  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 397009  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 399577  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 580322  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 585761  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 776543  | null     | null      | null    | unlabelled |         | 0     |
 | 776544  | v1:6     | ethernet1 | 1236::3 | 851760     |         | 0     |
 | 776545  | v1:6     | ethernet1 | 1236::3 | 851761     |         | 0     |
 | 776546  | v1:6     | ethernet1 | 1236::3 | 851762     |         | 0     |
 | 776547  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 776548  | null     | null      | null    | unlabelled |         | 0     |
 | 776549  | null     | null      | null    | unlabelled |         | 0     |
 | 776550  | null     | null      | null    | unlabelled |         | 0     |
 | 776551  | null     | null      | null    | unlabelled |         | 0     |
 | 776552  | null     | null      | null    | unlabelled |         | 0     |
 | 787601  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 804110  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 836289  | null     | null      | null    | unlabelled |         | 0     |
 | 836290  | v1:4     | ethernet1 | 1.1.3.3 | 107936     |         | 0     |
 | 836291  | v1:4     | ethernet1 | 1.1.3.3 | 107937     |         | 0     |
 | 836292  | v1:4     | ethernet1 | 1.1.3.3 | 107938     |         | 0     |
 | 836293  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 836294  | null     | null      | null    | unlabelled |         | 0     |
 | 836295  | null     | null      | null    | unlabelled |         | 0     |
 | 836296  | null     | null      | null    | unlabelled |         | 0     |
 | 836297  | null     | null      | null    | unlabelled |         | 0     |
 | 836298  | null     | null      | null    | unlabelled |         | 0     |
 | 1018872 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#