here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 39382  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 77110  | null     | null      | null    | unlabelled |         | 0     |
 | 77111  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 77112  | v1:4     | ethernet1 | 1.1.1.2 | 138409     |         | 0     |
 | 77113  | v1:4     | ethernet1 | 1.1.1.2 | 138410     |         | 0     |
 | 77114  | v1:4     | ethernet1 | 1.1.1.2 | 138411     |         | 0     |
 | 77115  | null     | null      | null    | unlabelled |         | 0     |
 | 77116  | null     | null      | null    | unlabelled |         | 0     |
 | 77117  | null     | null      | null    | unlabelled |         | 0     |
 | 77118  | null     | null      | null    | unlabelled |         | 0     |
 | 77119  | null     | null      | null    | unlabelled |         | 0     |
 | 94549  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 235180 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 335488 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 344659 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 441309 | null     | null      | null    | unlabelled |         | 0     |
 | 441310 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 441311 | v1:6     | ethernet1 | 1234::2 | 535604     |         | 0     |
 | 441312 | v1:6     | ethernet1 | 1234::2 | 535605     |         | 0     |
 | 441313 | v1:6     | ethernet1 | 1234::2 | 535606     |         | 0     |
 | 441314 | null     | null      | null    | unlabelled |         | 0     |
 | 441315 | null     | null      | null    | unlabelled |         | 0     |
 | 441316 | null     | null      | null    | unlabelled |         | 0     |
 | 441317 | null     | null      | null    | unlabelled |         | 0     |
 | 441318 | null     | null      | null    | unlabelled |         | 0     |
 | 523737 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 614804 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 633221 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 701391 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 950338 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20404  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 138407 | null     | null      | null    | unlabelled |         | 0     |
 | 138408 | v1:4     | ethernet1 | 1.1.1.1 | 77111      |         | 1280  |
 | 138409 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 138410 | v1:4     | ethernet2 | 1.1.2.3 | 290317     |         | 640   |
 | 138411 | v1:4     | ethernet2 | 1.1.2.3 | 290318     |         | 640   |
 | 138412 | null     | null      | null    | unlabelled |         | 0     |
 | 138413 | null     | null      | null    | unlabelled |         | 0     |
 | 138414 | null     | null      | null    | unlabelled |         | 0     |
 | 138415 | null     | null      | null    | unlabelled |         | 0     |
 | 138416 | null     | null      | null    | unlabelled |         | 0     |
 | 213905 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 249721 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 303637 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 356556 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 532754 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 535602 | null     | null      | null    | unlabelled |         | 0     |
 | 535603 | v1:6     | ethernet1 | 1234::1 | 441310     |         | 1280  |
 | 535604 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 535605 | v1:6     | ethernet2 | 1235::3 | 426815     |         | 640   |
 | 535606 | v1:6     | ethernet2 | 1235::3 | 426816     |         | 640   |
 | 535607 | null     | null      | null    | unlabelled |         | 0     |
 | 535608 | null     | null      | null    | unlabelled |         | 0     |
 | 535609 | null     | null      | null    | unlabelled |         | 0     |
 | 535610 | null     | null      | null    | unlabelled |         | 0     |
 | 535611 | null     | null      | null    | unlabelled |         | 0     |
 | 557581 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 574623 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 639090 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 671392 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 712746 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 760019 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 145877 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 171962 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 174994 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 251610 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 275190 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 290314 | null     | null      | null    | unlabelled |         | 0     |
 | 290315 | v1:4     | ethernet1 | 1.1.2.2 | 138408     |         | 640   |
 | 290316 | v1:4     | ethernet1 | 1.1.2.2 | 138409     |         | 640   |
 | 290317 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 290318 | v1:4     | ethernet2 | 1.1.3.4 | 480154     |         | 1280  |
 | 290319 | null     | null      | null    | unlabelled |         | 0     |
 | 290320 | null     | null      | null    | unlabelled |         | 0     |
 | 290321 | null     | null      | null    | unlabelled |         | 0     |
 | 290322 | null     | null      | null    | unlabelled |         | 0     |
 | 290323 | null     | null      | null    | unlabelled |         | 0     |
 | 426812 | null     | null      | null    | unlabelled |         | 0     |
 | 426813 | v1:6     | ethernet1 | 1235::2 | 535603     |         | 640   |
 | 426814 | v1:6     | ethernet1 | 1235::2 | 535604     |         | 640   |
 | 426815 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 426816 | v1:6     | ethernet2 | 1236::4 | 661377     |         | 1280  |
 | 426817 | null     | null      | null    | unlabelled |         | 0     |
 | 426818 | null     | null      | null    | unlabelled |         | 0     |
 | 426819 | null     | null      | null    | unlabelled |         | 0     |
 | 426820 | null     | null      | null    | unlabelled |         | 0     |
 | 426821 | null     | null      | null    | unlabelled |         | 0     |
 | 428374 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 710769 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 795698 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 797056 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 797469 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 827108 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 979281 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32035  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 54127  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 117966 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 198077 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 443416 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 480150 | null     | null      | null    | unlabelled |         | 0     |
 | 480151 | v1:4     | ethernet1 | 1.1.3.3 | 290315     |         | 0     |
 | 480152 | v1:4     | ethernet1 | 1.1.3.3 | 290316     |         | 0     |
 | 480153 | v1:4     | ethernet1 | 1.1.3.3 | 290317     |         | 0     |
 | 480154 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 480155 | null     | null      | null    | unlabelled |         | 0     |
 | 480156 | null     | null      | null    | unlabelled |         | 0     |
 | 480157 | null     | null      | null    | unlabelled |         | 0     |
 | 480158 | null     | null      | null    | unlabelled |         | 0     |
 | 480159 | null     | null      | null    | unlabelled |         | 0     |
 | 485968 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 599942 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 661373 | null     | null      | null    | unlabelled |         | 0     |
 | 661374 | v1:6     | ethernet1 | 1236::3 | 426813     |         | 0     |
 | 661375 | v1:6     | ethernet1 | 1236::3 | 426814     |         | 0     |
 | 661376 | v1:6     | ethernet1 | 1236::3 | 426815     |         | 0     |
 | 661377 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 661378 | null     | null      | null    | unlabelled |         | 0     |
 | 661379 | null     | null      | null    | unlabelled |         | 0     |
 | 661380 | null     | null      | null    | unlabelled |         | 0     |
 | 661381 | null     | null      | null    | unlabelled |         | 0     |
 | 661382 | null     | null      | null    | unlabelled |         | 0     |
 | 678933 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 759606 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 861261 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#