here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 287539 | null     | null      | null    | unlabelled |         | 0     |
 | 287540 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 287541 | v1:4     | ethernet1 | 1.1.1.2 | 415401     |         | 0     |
 | 287542 | v1:4     | ethernet1 | 1.1.1.2 | 415402     |         | 0     |
 | 287543 | v1:4     | ethernet1 | 1.1.1.2 | 415403     |         | 0     |
 | 287544 | null     | null      | null    | unlabelled |         | 0     |
 | 287545 | null     | null      | null    | unlabelled |         | 0     |
 | 287546 | null     | null      | null    | unlabelled |         | 0     |
 | 287547 | null     | null      | null    | unlabelled |         | 0     |
 | 287548 | null     | null      | null    | unlabelled |         | 0     |
 | 342905 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 575021 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 590343 | null     | null      | null    | unlabelled |         | 0     |
 | 590344 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 590345 | v1:6     | ethernet1 | 1234::2 | 916666     |         | 0     |
 | 590346 | v1:6     | ethernet1 | 1234::2 | 916667     |         | 0     |
 | 590347 | v1:6     | ethernet1 | 1234::2 | 916668     |         | 0     |
 | 590348 | null     | null      | null    | unlabelled |         | 0     |
 | 590349 | null     | null      | null    | unlabelled |         | 0     |
 | 590350 | null     | null      | null    | unlabelled |         | 0     |
 | 590351 | null     | null      | null    | unlabelled |         | 0     |
 | 590352 | null     | null      | null    | unlabelled |         | 0     |
 | 669124 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 678292 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 723738 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 745228 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 824368 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 843880 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 923758 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 961956 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 77645  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 97140  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 135815 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 176109 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 302442 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 310292 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 415399 | null     | null      | null    | unlabelled |         | 0     |
 | 415400 | v1:4     | ethernet1 | 1.1.1.1 | 287540     |         | 1280  |
 | 415401 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 415402 | v1:4     | ethernet2 | 1.1.2.3 | 29715      |         | 640   |
 | 415403 | v1:4     | ethernet2 | 1.1.2.3 | 29716      |         | 640   |
 | 415404 | null     | null      | null    | unlabelled |         | 0     |
 | 415405 | null     | null      | null    | unlabelled |         | 0     |
 | 415406 | null     | null      | null    | unlabelled |         | 0     |
 | 415407 | null     | null      | null    | unlabelled |         | 0     |
 | 415408 | null     | null      | null    | unlabelled |         | 0     |
 | 482786 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 500543 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 668526 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 738324 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 916664 | null     | null      | null    | unlabelled |         | 0     |
 | 916665 | v1:6     | ethernet1 | 1234::1 | 590344     |         | 1280  |
 | 916666 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 916667 | v1:6     | ethernet2 | 1235::3 | 186072     |         | 640   |
 | 916668 | v1:6     | ethernet2 | 1235::3 | 186073     |         | 640   |
 | 916669 | null     | null      | null    | unlabelled |         | 0     |
 | 916670 | null     | null      | null    | unlabelled |         | 0     |
 | 916671 | null     | null      | null    | unlabelled |         | 0     |
 | 916672 | null     | null      | null    | unlabelled |         | 0     |
 | 916673 | null     | null      | null    | unlabelled |         | 0     |
 | 921970 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 971049 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 29712  | null     | null      | null    | unlabelled |         | 0     |
 | 29713  | v1:4     | ethernet1 | 1.1.2.2 | 415400     |         | 640   |
 | 29714  | v1:4     | ethernet1 | 1.1.2.2 | 415401     |         | 640   |
 | 29715  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 29716  | v1:4     | ethernet2 | 1.1.3.4 | 263431     |         | 1280  |
 | 29717  | null     | null      | null    | unlabelled |         | 0     |
 | 29718  | null     | null      | null    | unlabelled |         | 0     |
 | 29719  | null     | null      | null    | unlabelled |         | 0     |
 | 29720  | null     | null      | null    | unlabelled |         | 0     |
 | 29721  | null     | null      | null    | unlabelled |         | 0     |
 | 66907  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 186069 | null     | null      | null    | unlabelled |         | 0     |
 | 186070 | v1:6     | ethernet1 | 1235::2 | 916665     |         | 640   |
 | 186071 | v1:6     | ethernet1 | 1235::2 | 916666     |         | 640   |
 | 186072 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 186073 | v1:6     | ethernet2 | 1236::4 | 330150     |         | 1280  |
 | 186074 | null     | null      | null    | unlabelled |         | 0     |
 | 186075 | null     | null      | null    | unlabelled |         | 0     |
 | 186076 | null     | null      | null    | unlabelled |         | 0     |
 | 186077 | null     | null      | null    | unlabelled |         | 0     |
 | 186078 | null     | null      | null    | unlabelled |         | 0     |
 | 289088 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 323355 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 339962 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 349403 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 358025 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 424437 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 445768 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 512936 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 817498 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 820092 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 914415 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 39722  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 160829 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 184998 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 263427 | null     | null      | null    | unlabelled |         | 0     |
 | 263428 | v1:4     | ethernet1 | 1.1.3.3 | 29713      |         | 0     |
 | 263429 | v1:4     | ethernet1 | 1.1.3.3 | 29714      |         | 0     |
 | 263430 | v1:4     | ethernet1 | 1.1.3.3 | 29715      |         | 0     |
 | 263431 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 263432 | null     | null      | null    | unlabelled |         | 0     |
 | 263433 | null     | null      | null    | unlabelled |         | 0     |
 | 263434 | null     | null      | null    | unlabelled |         | 0     |
 | 263435 | null     | null      | null    | unlabelled |         | 0     |
 | 263436 | null     | null      | null    | unlabelled |         | 0     |
 | 315258 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 330146 | null     | null      | null    | unlabelled |         | 0     |
 | 330147 | v1:6     | ethernet1 | 1236::3 | 186070     |         | 0     |
 | 330148 | v1:6     | ethernet1 | 1236::3 | 186071     |         | 0     |
 | 330149 | v1:6     | ethernet1 | 1236::3 | 186072     |         | 0     |
 | 330150 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 330151 | null     | null      | null    | unlabelled |         | 0     |
 | 330152 | null     | null      | null    | unlabelled |         | 0     |
 | 330153 | null     | null      | null    | unlabelled |         | 0     |
 | 330154 | null     | null      | null    | unlabelled |         | 0     |
 | 330155 | null     | null      | null    | unlabelled |         | 0     |
 | 566572 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 642623 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 653563 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 802845 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 822303 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 853799 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#