here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 11283  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 14291  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 87326  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 366254 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 378249 | null     | null      | null    | unlabelled |         | 0     |
 | 378250 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 378251 | v1:6     | ethernet1 | 1234::2 | 668045     |         | 0     |
 | 378252 | v1:6     | ethernet1 | 1234::2 | 668046     |         | 0     |
 | 378253 | v1:6     | ethernet1 | 1234::2 | 668047     |         | 0     |
 | 378254 | null     | null      | null    | unlabelled |         | 0     |
 | 378255 | null     | null      | null    | unlabelled |         | 0     |
 | 378256 | null     | null      | null    | unlabelled |         | 0     |
 | 378257 | null     | null      | null    | unlabelled |         | 0     |
 | 378258 | null     | null      | null    | unlabelled |         | 0     |
 | 426859 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 453705 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 565390 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 659699 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 665453 | null     | null      | null    | unlabelled |         | 0     |
 | 665454 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 665455 | v1:4     | ethernet1 | 1.1.1.2 | 243381     |         | 0     |
 | 665456 | v1:4     | ethernet1 | 1.1.1.2 | 243382     |         | 0     |
 | 665457 | v1:4     | ethernet1 | 1.1.1.2 | 243383     |         | 0     |
 | 665458 | null     | null      | null    | unlabelled |         | 0     |
 | 665459 | null     | null      | null    | unlabelled |         | 0     |
 | 665460 | null     | null      | null    | unlabelled |         | 0     |
 | 665461 | null     | null      | null    | unlabelled |         | 0     |
 | 665462 | null     | null      | null    | unlabelled |         | 0     |
 | 827001 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 831443 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 42944   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 223706  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 235928  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 238218  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 243379  | null     | null      | null    | unlabelled |         | 0     |
 | 243380  | v1:4     | ethernet1 | 1.1.1.1 | 665454     |         | 1280  |
 | 243381  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 243382  | v1:4     | ethernet2 | 1.1.2.3 | 559419     |         | 640   |
 | 243383  | v1:4     | ethernet2 | 1.1.2.3 | 559420     |         | 640   |
 | 243384  | null     | null      | null    | unlabelled |         | 0     |
 | 243385  | null     | null      | null    | unlabelled |         | 0     |
 | 243386  | null     | null      | null    | unlabelled |         | 0     |
 | 243387  | null     | null      | null    | unlabelled |         | 0     |
 | 243388  | null     | null      | null    | unlabelled |         | 0     |
 | 447099  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 464344  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 466094  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 467323  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 662731  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 668043  | null     | null      | null    | unlabelled |         | 0     |
 | 668044  | v1:6     | ethernet1 | 1234::1 | 378250     |         | 1280  |
 | 668045  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 668046  | v1:6     | ethernet2 | 1235::3 | 240088     |         | 640   |
 | 668047  | v1:6     | ethernet2 | 1235::3 | 240089     |         | 640   |
 | 668048  | null     | null      | null    | unlabelled |         | 0     |
 | 668049  | null     | null      | null    | unlabelled |         | 0     |
 | 668050  | null     | null      | null    | unlabelled |         | 0     |
 | 668051  | null     | null      | null    | unlabelled |         | 0     |
 | 668052  | null     | null      | null    | unlabelled |         | 0     |
 | 722196  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 840303  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1013391 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 70837   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 240085  | null     | null      | null    | unlabelled |         | 0     |
 | 240086  | v1:6     | ethernet1 | 1235::2 | 668044     |         | 640   |
 | 240087  | v1:6     | ethernet1 | 1235::2 | 668045     |         | 640   |
 | 240088  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 240089  | v1:6     | ethernet2 | 1236::4 | 1030337    |         | 1280  |
 | 240090  | null     | null      | null    | unlabelled |         | 0     |
 | 240091  | null     | null      | null    | unlabelled |         | 0     |
 | 240092  | null     | null      | null    | unlabelled |         | 0     |
 | 240093  | null     | null      | null    | unlabelled |         | 0     |
 | 240094  | null     | null      | null    | unlabelled |         | 0     |
 | 248824  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 357284  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 447321  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 456139  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 559416  | null     | null      | null    | unlabelled |         | 0     |
 | 559417  | v1:4     | ethernet1 | 1.1.2.2 | 243380     |         | 640   |
 | 559418  | v1:4     | ethernet1 | 1.1.2.2 | 243381     |         | 640   |
 | 559419  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 559420  | v1:4     | ethernet2 | 1.1.3.4 | 357468     |         | 1280  |
 | 559421  | null     | null      | null    | unlabelled |         | 0     |
 | 559422  | null     | null      | null    | unlabelled |         | 0     |
 | 559423  | null     | null      | null    | unlabelled |         | 0     |
 | 559424  | null     | null      | null    | unlabelled |         | 0     |
 | 559425  | null     | null      | null    | unlabelled |         | 0     |
 | 670473  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 689970  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 692960  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 718407  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 975238  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1035233 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1040086 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 11802   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 91377   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 138281  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 219987  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 353392  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 357464  | null     | null      | null    | unlabelled |         | 0     |
 | 357465  | v1:4     | ethernet1 | 1.1.3.3 | 559417     |         | 0     |
 | 357466  | v1:4     | ethernet1 | 1.1.3.3 | 559418     |         | 0     |
 | 357467  | v1:4     | ethernet1 | 1.1.3.3 | 559419     |         | 0     |
 | 357468  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 357469  | null     | null      | null    | unlabelled |         | 0     |
 | 357470  | null     | null      | null    | unlabelled |         | 0     |
 | 357471  | null     | null      | null    | unlabelled |         | 0     |
 | 357472  | null     | null      | null    | unlabelled |         | 0     |
 | 357473  | null     | null      | null    | unlabelled |         | 0     |
 | 442764  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 659274  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 698492  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 751257  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 973382  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1030333 | null     | null      | null    | unlabelled |         | 0     |
 | 1030334 | v1:6     | ethernet1 | 1236::3 | 240086     |         | 0     |
 | 1030335 | v1:6     | ethernet1 | 1236::3 | 240087     |         | 0     |
 | 1030336 | v1:6     | ethernet1 | 1236::3 | 240088     |         | 0     |
 | 1030337 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1030338 | null     | null      | null    | unlabelled |         | 0     |
 | 1030339 | null     | null      | null    | unlabelled |         | 0     |
 | 1030340 | null     | null      | null    | unlabelled |         | 0     |
 | 1030341 | null     | null      | null    | unlabelled |         | 0     |
 | 1030342 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#