here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 63838   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 135156  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 239093  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 543827  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 603469  | null     | null      | null    | unlabelled |         | 0     |
 | 603470  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 603471  | v1:4     | ethernet1 | 1.1.1.2 | 59718      |         | 0     |
 | 603472  | v1:4     | ethernet1 | 1.1.1.2 | 59719      |         | 0     |
 | 603473  | v1:4     | ethernet1 | 1.1.1.2 | 59720      |         | 0     |
 | 603474  | null     | null      | null    | unlabelled |         | 0     |
 | 603475  | null     | null      | null    | unlabelled |         | 0     |
 | 603476  | null     | null      | null    | unlabelled |         | 0     |
 | 603477  | null     | null      | null    | unlabelled |         | 0     |
 | 603478  | null     | null      | null    | unlabelled |         | 0     |
 | 627440  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 791531  | null     | null      | null    | unlabelled |         | 0     |
 | 791532  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 791533  | v1:6     | ethernet1 | 1234::2 | 470826     |         | 0     |
 | 791534  | v1:6     | ethernet1 | 1234::2 | 470827     |         | 0     |
 | 791535  | v1:6     | ethernet1 | 1234::2 | 470828     |         | 0     |
 | 791536  | null     | null      | null    | unlabelled |         | 0     |
 | 791537  | null     | null      | null    | unlabelled |         | 0     |
 | 791538  | null     | null      | null    | unlabelled |         | 0     |
 | 791539  | null     | null      | null    | unlabelled |         | 0     |
 | 791540  | null     | null      | null    | unlabelled |         | 0     |
 | 813004  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 873162  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 964987  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 990597  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 1041319 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31982  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 59716  | null     | null      | null    | unlabelled |         | 0     |
 | 59717  | v1:4     | ethernet1 | 1.1.1.1 | 603470     |         | 1280  |
 | 59718  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 59719  | v1:4     | ethernet2 | 1.1.2.3 | 701159     |         | 640   |
 | 59720  | v1:4     | ethernet2 | 1.1.2.3 | 701160     |         | 640   |
 | 59721  | null     | null      | null    | unlabelled |         | 0     |
 | 59722  | null     | null      | null    | unlabelled |         | 0     |
 | 59723  | null     | null      | null    | unlabelled |         | 0     |
 | 59724  | null     | null      | null    | unlabelled |         | 0     |
 | 59725  | null     | null      | null    | unlabelled |         | 0     |
 | 92700  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 363384 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 369883 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 386282 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 411654 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 470824 | null     | null      | null    | unlabelled |         | 0     |
 | 470825 | v1:6     | ethernet1 | 1234::1 | 791532     |         | 1280  |
 | 470826 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 470827 | v1:6     | ethernet2 | 1235::3 | 521476     |         | 640   |
 | 470828 | v1:6     | ethernet2 | 1235::3 | 521477     |         | 640   |
 | 470829 | null     | null      | null    | unlabelled |         | 0     |
 | 470830 | null     | null      | null    | unlabelled |         | 0     |
 | 470831 | null     | null      | null    | unlabelled |         | 0     |
 | 470832 | null     | null      | null    | unlabelled |         | 0     |
 | 470833 | null     | null      | null    | unlabelled |         | 0     |
 | 515460 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 516493 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 590901 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 694612 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 800055 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 827622 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 39810  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 74479  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 121320 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 271536 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 276806 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 313033 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 315049 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 406689 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 439572 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521473 | null     | null      | null    | unlabelled |         | 0     |
 | 521474 | v1:6     | ethernet1 | 1235::2 | 470825     |         | 640   |
 | 521475 | v1:6     | ethernet1 | 1235::2 | 470826     |         | 640   |
 | 521476 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 521477 | v1:6     | ethernet2 | 1236::4 | 774082     |         | 1280  |
 | 521478 | null     | null      | null    | unlabelled |         | 0     |
 | 521479 | null     | null      | null    | unlabelled |         | 0     |
 | 521480 | null     | null      | null    | unlabelled |         | 0     |
 | 521481 | null     | null      | null    | unlabelled |         | 0     |
 | 521482 | null     | null      | null    | unlabelled |         | 0     |
 | 582397 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 701156 | null     | null      | null    | unlabelled |         | 0     |
 | 701157 | v1:4     | ethernet1 | 1.1.2.2 | 59717      |         | 640   |
 | 701158 | v1:4     | ethernet1 | 1.1.2.2 | 59718      |         | 640   |
 | 701159 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 701160 | v1:4     | ethernet2 | 1.1.3.4 | 683374     |         | 1280  |
 | 701161 | null     | null      | null    | unlabelled |         | 0     |
 | 701162 | null     | null      | null    | unlabelled |         | 0     |
 | 701163 | null     | null      | null    | unlabelled |         | 0     |
 | 701164 | null     | null      | null    | unlabelled |         | 0     |
 | 701165 | null     | null      | null    | unlabelled |         | 0     |
 | 905028 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 999589 | v1:4     | ethernet2 | 1.1.3.4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 26101  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 147216 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 254391 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 302349 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 645168 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 683370 | null     | null      | null    | unlabelled |         | 0     |
 | 683371 | v1:4     | ethernet1 | 1.1.3.3 | 701157     |         | 0     |
 | 683372 | v1:4     | ethernet1 | 1.1.3.3 | 701158     |         | 0     |
 | 683373 | v1:4     | ethernet1 | 1.1.3.3 | 701159     |         | 0     |
 | 683374 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 683375 | null     | null      | null    | unlabelled |         | 0     |
 | 683376 | null     | null      | null    | unlabelled |         | 0     |
 | 683377 | null     | null      | null    | unlabelled |         | 0     |
 | 683378 | null     | null      | null    | unlabelled |         | 0     |
 | 683379 | null     | null      | null    | unlabelled |         | 0     |
 | 768849 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 774078 | null     | null      | null    | unlabelled |         | 0     |
 | 774079 | v1:6     | ethernet1 | 1236::3 | 521474     |         | 0     |
 | 774080 | v1:6     | ethernet1 | 1236::3 | 521475     |         | 0     |
 | 774081 | v1:6     | ethernet1 | 1236::3 | 521476     |         | 0     |
 | 774082 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 774083 | null     | null      | null    | unlabelled |         | 0     |
 | 774084 | null     | null      | null    | unlabelled |         | 0     |
 | 774085 | null     | null      | null    | unlabelled |         | 0     |
 | 774086 | null     | null      | null    | unlabelled |         | 0     |
 | 774087 | null     | null      | null    | unlabelled |         | 0     |
 | 799247 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 916207 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 985570 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 990532 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#