here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 40757   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 84692   | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 95073   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 151019  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 242048  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 302647  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 509522  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 516665  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 651743  | null     | null      | null    | unlabelled |         | 0     |
 | 651744  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 651745  | v1:4     | ethernet1 | 1.1.1.2 | 360349     |         | 0     |
 | 651746  | v1:4     | ethernet1 | 1.1.1.2 | 360350     |         | 0     |
 | 651747  | v1:4     | ethernet1 | 1.1.1.2 | 360351     |         | 0     |
 | 651748  | null     | null      | null    | unlabelled |         | 0     |
 | 651749  | null     | null      | null    | unlabelled |         | 0     |
 | 651750  | null     | null      | null    | unlabelled |         | 0     |
 | 651751  | null     | null      | null    | unlabelled |         | 0     |
 | 651752  | null     | null      | null    | unlabelled |         | 0     |
 | 854230  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 908628  | null     | null      | null    | unlabelled |         | 0     |
 | 908629  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 908630  | v1:6     | ethernet1 | 1234::2 | 333516     |         | 0     |
 | 908631  | v1:6     | ethernet1 | 1234::2 | 333517     |         | 0     |
 | 908632  | v1:6     | ethernet1 | 1234::2 | 333518     |         | 0     |
 | 908633  | null     | null      | null    | unlabelled |         | 0     |
 | 908634  | null     | null      | null    | unlabelled |         | 0     |
 | 908635  | null     | null      | null    | unlabelled |         | 0     |
 | 908636  | null     | null      | null    | unlabelled |         | 0     |
 | 908637  | null     | null      | null    | unlabelled |         | 0     |
 | 1006393 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 34856  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 325856 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 333514 | null     | null      | null    | unlabelled |         | 0     |
 | 333515 | v1:6     | ethernet1 | 1234::1 | 908629     |         | 1280  |
 | 333516 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 333517 | v1:6     | ethernet2 | 1235::3 | 814599     |         | 640   |
 | 333518 | v1:6     | ethernet2 | 1235::3 | 814600     |         | 640   |
 | 333519 | null     | null      | null    | unlabelled |         | 0     |
 | 333520 | null     | null      | null    | unlabelled |         | 0     |
 | 333521 | null     | null      | null    | unlabelled |         | 0     |
 | 333522 | null     | null      | null    | unlabelled |         | 0     |
 | 333523 | null     | null      | null    | unlabelled |         | 0     |
 | 360347 | null     | null      | null    | unlabelled |         | 0     |
 | 360348 | v1:4     | ethernet1 | 1.1.1.1 | 651744     |         | 1280  |
 | 360349 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 360350 | v1:4     | ethernet2 | 1.1.2.3 | 8862       |         | 640   |
 | 360351 | v1:4     | ethernet2 | 1.1.2.3 | 8863       |         | 640   |
 | 360352 | null     | null      | null    | unlabelled |         | 0     |
 | 360353 | null     | null      | null    | unlabelled |         | 0     |
 | 360354 | null     | null      | null    | unlabelled |         | 0     |
 | 360355 | null     | null      | null    | unlabelled |         | 0     |
 | 360356 | null     | null      | null    | unlabelled |         | 0     |
 | 366884 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 378225 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 381836 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 433427 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 451770 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 643451 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 670156 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 683047 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 859150 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 908901 | v1:4     | ethernet2 | 1.1.2.3 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8859   | null     | null      | null    | unlabelled |         | 0     |
 | 8860   | v1:4     | ethernet1 | 1.1.2.2 | 360348     |         | 640   |
 | 8861   | v1:4     | ethernet1 | 1.1.2.2 | 360349     |         | 640   |
 | 8862   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 8863   | v1:4     | ethernet2 | 1.1.3.4 | 890730     |         | 1280  |
 | 8864   | null     | null      | null    | unlabelled |         | 0     |
 | 8865   | null     | null      | null    | unlabelled |         | 0     |
 | 8866   | null     | null      | null    | unlabelled |         | 0     |
 | 8867   | null     | null      | null    | unlabelled |         | 0     |
 | 8868   | null     | null      | null    | unlabelled |         | 0     |
 | 42036  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 238912 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 299035 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 335778 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 529376 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 549073 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 655413 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 762517 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 781852 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 812977 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 814596 | null     | null      | null    | unlabelled |         | 0     |
 | 814597 | v1:6     | ethernet1 | 1235::2 | 333515     |         | 640   |
 | 814598 | v1:6     | ethernet1 | 1235::2 | 333516     |         | 640   |
 | 814599 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 814600 | v1:6     | ethernet2 | 1236::4 | 515982     |         | 1280  |
 | 814601 | null     | null      | null    | unlabelled |         | 0     |
 | 814602 | null     | null      | null    | unlabelled |         | 0     |
 | 814603 | null     | null      | null    | unlabelled |         | 0     |
 | 814604 | null     | null      | null    | unlabelled |         | 0     |
 | 814605 | null     | null      | null    | unlabelled |         | 0     |
 | 915890 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 984473 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 19526  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 89342  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 193778 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 198854 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 282752 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 515978 | null     | null      | null    | unlabelled |         | 0     |
 | 515979 | v1:6     | ethernet1 | 1236::3 | 814597     |         | 0     |
 | 515980 | v1:6     | ethernet1 | 1236::3 | 814598     |         | 0     |
 | 515981 | v1:6     | ethernet1 | 1236::3 | 814599     |         | 0     |
 | 515982 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 515983 | null     | null      | null    | unlabelled |         | 0     |
 | 515984 | null     | null      | null    | unlabelled |         | 0     |
 | 515985 | null     | null      | null    | unlabelled |         | 0     |
 | 515986 | null     | null      | null    | unlabelled |         | 0     |
 | 515987 | null     | null      | null    | unlabelled |         | 0     |
 | 639240 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 684296 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 722760 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 875121 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 890726 | null     | null      | null    | unlabelled |         | 0     |
 | 890727 | v1:4     | ethernet1 | 1.1.3.3 | 8860       |         | 0     |
 | 890728 | v1:4     | ethernet1 | 1.1.3.3 | 8861       |         | 0     |
 | 890729 | v1:4     | ethernet1 | 1.1.3.3 | 8862       |         | 0     |
 | 890730 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 890731 | null     | null      | null    | unlabelled |         | 0     |
 | 890732 | null     | null      | null    | unlabelled |         | 0     |
 | 890733 | null     | null      | null    | unlabelled |         | 0     |
 | 890734 | null     | null      | null    | unlabelled |         | 0     |
 | 890735 | null     | null      | null    | unlabelled |         | 0     |
 | 933403 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#