here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 55343   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 82774   | null     | null      | null    | unlabelled |         | 0     |
 | 82775   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 82776   | v1:6     | ethernet1 | 1234::2 | 918699     |         | 0     |
 | 82777   | v1:6     | ethernet1 | 1234::2 | 918700     |         | 0     |
 | 82778   | v1:6     | ethernet1 | 1234::2 | 918701     |         | 0     |
 | 82779   | null     | null      | null    | unlabelled |         | 0     |
 | 82780   | null     | null      | null    | unlabelled |         | 0     |
 | 82781   | null     | null      | null    | unlabelled |         | 0     |
 | 82782   | null     | null      | null    | unlabelled |         | 0     |
 | 82783   | null     | null      | null    | unlabelled |         | 0     |
 | 305639  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 328274  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 408890  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 424053  | null     | null      | null    | unlabelled |         | 0     |
 | 424054  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 424055  | v1:4     | ethernet1 | 1.1.1.2 | 725033     |         | 0     |
 | 424056  | v1:4     | ethernet1 | 1.1.1.2 | 725034     |         | 0     |
 | 424057  | v1:4     | ethernet1 | 1.1.1.2 | 725035     |         | 0     |
 | 424058  | null     | null      | null    | unlabelled |         | 0     |
 | 424059  | null     | null      | null    | unlabelled |         | 0     |
 | 424060  | null     | null      | null    | unlabelled |         | 0     |
 | 424061  | null     | null      | null    | unlabelled |         | 0     |
 | 424062  | null     | null      | null    | unlabelled |         | 0     |
 | 591936  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 628501  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 684298  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 697272  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 709349  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1035792 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 24119  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 29840  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 383808 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 495230 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 532943 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 627417 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 678394 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 706295 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 725031 | null     | null      | null    | unlabelled |         | 0     |
 | 725032 | v1:4     | ethernet1 | 1.1.1.1 | 424054     |         | 1280  |
 | 725033 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 725034 | v1:4     | ethernet2 | 1.1.2.3 | 701548     |         | 640   |
 | 725035 | v1:4     | ethernet2 | 1.1.2.3 | 701549     |         | 640   |
 | 725036 | null     | null      | null    | unlabelled |         | 0     |
 | 725037 | null     | null      | null    | unlabelled |         | 0     |
 | 725038 | null     | null      | null    | unlabelled |         | 0     |
 | 725039 | null     | null      | null    | unlabelled |         | 0     |
 | 725040 | null     | null      | null    | unlabelled |         | 0     |
 | 758778 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 787798 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 826264 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 893177 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 918697 | null     | null      | null    | unlabelled |         | 0     |
 | 918698 | v1:6     | ethernet1 | 1234::1 | 82775      |         | 1280  |
 | 918699 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 918700 | v1:6     | ethernet2 | 1235::3 | 117050     |         | 640   |
 | 918701 | v1:6     | ethernet2 | 1235::3 | 117051     |         | 640   |
 | 918702 | null     | null      | null    | unlabelled |         | 0     |
 | 918703 | null     | null      | null    | unlabelled |         | 0     |
 | 918704 | null     | null      | null    | unlabelled |         | 0     |
 | 918705 | null     | null      | null    | unlabelled |         | 0     |
 | 918706 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 79819   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 117047  | null     | null      | null    | unlabelled |         | 0     |
 | 117048  | v1:6     | ethernet1 | 1235::2 | 918698     |         | 640   |
 | 117049  | v1:6     | ethernet1 | 1235::2 | 918699     |         | 640   |
 | 117050  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 117051  | v1:6     | ethernet2 | 1236::4 | 364159     |         | 1280  |
 | 117052  | null     | null      | null    | unlabelled |         | 0     |
 | 117053  | null     | null      | null    | unlabelled |         | 0     |
 | 117054  | null     | null      | null    | unlabelled |         | 0     |
 | 117055  | null     | null      | null    | unlabelled |         | 0     |
 | 117056  | null     | null      | null    | unlabelled |         | 0     |
 | 168560  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 239447  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 411156  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 450037  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 489906  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 701545  | null     | null      | null    | unlabelled |         | 0     |
 | 701546  | v1:4     | ethernet1 | 1.1.2.2 | 725032     |         | 640   |
 | 701547  | v1:4     | ethernet1 | 1.1.2.2 | 725033     |         | 640   |
 | 701548  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 701549  | v1:4     | ethernet2 | 1.1.3.4 | 798189     |         | 1280  |
 | 701550  | null     | null      | null    | unlabelled |         | 0     |
 | 701551  | null     | null      | null    | unlabelled |         | 0     |
 | 701552  | null     | null      | null    | unlabelled |         | 0     |
 | 701553  | null     | null      | null    | unlabelled |         | 0     |
 | 701554  | null     | null      | null    | unlabelled |         | 0     |
 | 794694  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 842576  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 909352  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 951705  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 973276  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1027771 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 105333  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 291803  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 335832  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 364155  | null     | null      | null    | unlabelled |         | 0     |
 | 364156  | v1:6     | ethernet1 | 1236::3 | 117048     |         | 0     |
 | 364157  | v1:6     | ethernet1 | 1236::3 | 117049     |         | 0     |
 | 364158  | v1:6     | ethernet1 | 1236::3 | 117050     |         | 0     |
 | 364159  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 364160  | null     | null      | null    | unlabelled |         | 0     |
 | 364161  | null     | null      | null    | unlabelled |         | 0     |
 | 364162  | null     | null      | null    | unlabelled |         | 0     |
 | 364163  | null     | null      | null    | unlabelled |         | 0     |
 | 364164  | null     | null      | null    | unlabelled |         | 0     |
 | 472870  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 516014  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 518293  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 545039  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 709527  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 798185  | null     | null      | null    | unlabelled |         | 0     |
 | 798186  | v1:4     | ethernet1 | 1.1.3.3 | 701546     |         | 0     |
 | 798187  | v1:4     | ethernet1 | 1.1.3.3 | 701547     |         | 0     |
 | 798188  | v1:4     | ethernet1 | 1.1.3.3 | 701548     |         | 0     |
 | 798189  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 798190  | null     | null      | null    | unlabelled |         | 0     |
 | 798191  | null     | null      | null    | unlabelled |         | 0     |
 | 798192  | null     | null      | null    | unlabelled |         | 0     |
 | 798193  | null     | null      | null    | unlabelled |         | 0     |
 | 798194  | null     | null      | null    | unlabelled |         | 0     |
 | 1014578 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1044338 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#