here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 107460 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 293760 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 387289 | null     | null      | null    | unlabelled |         | 0     |
 | 387290 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 387291 | v1:4     | ethernet1 | 1.1.1.2 | 906546     |         | 0     |
 | 387292 | v1:4     | ethernet1 | 1.1.1.2 | 906547     |         | 0     |
 | 387293 | v1:4     | ethernet1 | 1.1.1.2 | 906548     |         | 0     |
 | 387294 | null     | null      | null    | unlabelled |         | 0     |
 | 387295 | null     | null      | null    | unlabelled |         | 0     |
 | 387296 | null     | null      | null    | unlabelled |         | 0     |
 | 387297 | null     | null      | null    | unlabelled |         | 0     |
 | 387298 | null     | null      | null    | unlabelled |         | 0     |
 | 435013 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 651953 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 763874 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 777772 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 804272 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 886865 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 905695 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 914036 | null     | null      | null    | unlabelled |         | 0     |
 | 914037 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 914038 | v1:6     | ethernet1 | 1234::2 | 130937     |         | 0     |
 | 914039 | v1:6     | ethernet1 | 1234::2 | 130938     |         | 0     |
 | 914040 | v1:6     | ethernet1 | 1234::2 | 130939     |         | 0     |
 | 914041 | null     | null      | null    | unlabelled |         | 0     |
 | 914042 | null     | null      | null    | unlabelled |         | 0     |
 | 914043 | null     | null      | null    | unlabelled |         | 0     |
 | 914044 | null     | null      | null    | unlabelled |         | 0     |
 | 914045 | null     | null      | null    | unlabelled |         | 0     |
 | 979868 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 103839 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 130935 | null     | null      | null    | unlabelled |         | 0     |
 | 130936 | v1:6     | ethernet1 | 1234::1 | 914037     |         | 1280  |
 | 130937 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 130938 | v1:6     | ethernet2 | 1235::3 | 253758     |         | 640   |
 | 130939 | v1:6     | ethernet2 | 1235::3 | 253759     |         | 640   |
 | 130940 | null     | null      | null    | unlabelled |         | 0     |
 | 130941 | null     | null      | null    | unlabelled |         | 0     |
 | 130942 | null     | null      | null    | unlabelled |         | 0     |
 | 130943 | null     | null      | null    | unlabelled |         | 0     |
 | 130944 | null     | null      | null    | unlabelled |         | 0     |
 | 247092 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 290675 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 294563 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 438628 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 598202 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 638329 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 662361 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 702861 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 801873 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 830880 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906544 | null     | null      | null    | unlabelled |         | 0     |
 | 906545 | v1:4     | ethernet1 | 1.1.1.1 | 387290     |         | 1280  |
 | 906546 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 906547 | v1:4     | ethernet2 | 1.1.2.3 | 513558     |         | 640   |
 | 906548 | v1:4     | ethernet2 | 1.1.2.3 | 513559     |         | 640   |
 | 906549 | null     | null      | null    | unlabelled |         | 0     |
 | 906550 | null     | null      | null    | unlabelled |         | 0     |
 | 906551 | null     | null      | null    | unlabelled |         | 0     |
 | 906552 | null     | null      | null    | unlabelled |         | 0     |
 | 906553 | null     | null      | null    | unlabelled |         | 0     |
 | 913208 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 75503  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 131527 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 155155 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 192941 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 253755 | null     | null      | null    | unlabelled |         | 0     |
 | 253756 | v1:6     | ethernet1 | 1235::2 | 130936     |         | 640   |
 | 253757 | v1:6     | ethernet1 | 1235::2 | 130937     |         | 640   |
 | 253758 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 253759 | v1:6     | ethernet2 | 1236::4 | 210291     |         | 1280  |
 | 253760 | null     | null      | null    | unlabelled |         | 0     |
 | 253761 | null     | null      | null    | unlabelled |         | 0     |
 | 253762 | null     | null      | null    | unlabelled |         | 0     |
 | 253763 | null     | null      | null    | unlabelled |         | 0     |
 | 253764 | null     | null      | null    | unlabelled |         | 0     |
 | 294653 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 297054 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 331931 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 416098 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 513555 | null     | null      | null    | unlabelled |         | 0     |
 | 513556 | v1:4     | ethernet1 | 1.1.2.2 | 906545     |         | 640   |
 | 513557 | v1:4     | ethernet1 | 1.1.2.2 | 906546     |         | 640   |
 | 513558 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 513559 | v1:4     | ethernet2 | 1.1.3.4 | 259396     |         | 1280  |
 | 513560 | null     | null      | null    | unlabelled |         | 0     |
 | 513561 | null     | null      | null    | unlabelled |         | 0     |
 | 513562 | null     | null      | null    | unlabelled |         | 0     |
 | 513563 | null     | null      | null    | unlabelled |         | 0     |
 | 513564 | null     | null      | null    | unlabelled |         | 0     |
 | 637081 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 721884 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 762791 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 900479 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 210287 | null     | null      | null    | unlabelled |         | 0     |
 | 210288 | v1:6     | ethernet1 | 1236::3 | 253756     |         | 0     |
 | 210289 | v1:6     | ethernet1 | 1236::3 | 253757     |         | 0     |
 | 210290 | v1:6     | ethernet1 | 1236::3 | 253758     |         | 0     |
 | 210291 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 210292 | null     | null      | null    | unlabelled |         | 0     |
 | 210293 | null     | null      | null    | unlabelled |         | 0     |
 | 210294 | null     | null      | null    | unlabelled |         | 0     |
 | 210295 | null     | null      | null    | unlabelled |         | 0     |
 | 210296 | null     | null      | null    | unlabelled |         | 0     |
 | 223815 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 227624 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 256736 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 259392 | null     | null      | null    | unlabelled |         | 0     |
 | 259393 | v1:4     | ethernet1 | 1.1.3.3 | 513556     |         | 0     |
 | 259394 | v1:4     | ethernet1 | 1.1.3.3 | 513557     |         | 0     |
 | 259395 | v1:4     | ethernet1 | 1.1.3.3 | 513558     |         | 0     |
 | 259396 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 259397 | null     | null      | null    | unlabelled |         | 0     |
 | 259398 | null     | null      | null    | unlabelled |         | 0     |
 | 259399 | null     | null      | null    | unlabelled |         | 0     |
 | 259400 | null     | null      | null    | unlabelled |         | 0     |
 | 259401 | null     | null      | null    | unlabelled |         | 0     |
 | 372710 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 442609 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 521304 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 559608 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 788406 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 871774 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 922393 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#