here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 72038  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 310705 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 390462 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 393032 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 641827 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 719176 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 743689 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 784970 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 789394 | null     | null      | null    | unlabelled |         | 0     |
 | 789395 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 789396 | v1:4     | ethernet1 | 1.1.1.2 | 675156     |         | 0     |
 | 789397 | v1:4     | ethernet1 | 1.1.1.2 | 675157     |         | 0     |
 | 789398 | v1:4     | ethernet1 | 1.1.1.2 | 675158     |         | 0     |
 | 789399 | null     | null      | null    | unlabelled |         | 0     |
 | 789400 | null     | null      | null    | unlabelled |         | 0     |
 | 789401 | null     | null      | null    | unlabelled |         | 0     |
 | 789402 | null     | null      | null    | unlabelled |         | 0     |
 | 789403 | null     | null      | null    | unlabelled |         | 0     |
 | 812274 | null     | null      | null    | unlabelled |         | 0     |
 | 812275 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 812276 | v1:6     | ethernet1 | 1234::2 | 848102     |         | 0     |
 | 812277 | v1:6     | ethernet1 | 1234::2 | 848103     |         | 0     |
 | 812278 | v1:6     | ethernet1 | 1234::2 | 848104     |         | 0     |
 | 812279 | null     | null      | null    | unlabelled |         | 0     |
 | 812280 | null     | null      | null    | unlabelled |         | 0     |
 | 812281 | null     | null      | null    | unlabelled |         | 0     |
 | 812282 | null     | null      | null    | unlabelled |         | 0     |
 | 812283 | null     | null      | null    | unlabelled |         | 0     |
 | 948298 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 981613 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 84098  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 86340  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 108981 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 300793 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 469949 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 575470 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 607156 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 675154 | null     | null      | null    | unlabelled |         | 0     |
 | 675155 | v1:4     | ethernet1 | 1.1.1.1 | 789395     |         | 1280  |
 | 675156 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 675157 | v1:4     | ethernet2 | 1.1.2.3 | 570282     |         | 640   |
 | 675158 | v1:4     | ethernet2 | 1.1.2.3 | 570283     |         | 640   |
 | 675159 | null     | null      | null    | unlabelled |         | 0     |
 | 675160 | null     | null      | null    | unlabelled |         | 0     |
 | 675161 | null     | null      | null    | unlabelled |         | 0     |
 | 675162 | null     | null      | null    | unlabelled |         | 0     |
 | 675163 | null     | null      | null    | unlabelled |         | 0     |
 | 793503 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 802436 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 835850 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 848100 | null     | null      | null    | unlabelled |         | 0     |
 | 848101 | v1:6     | ethernet1 | 1234::1 | 812275     |         | 1280  |
 | 848102 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 848103 | v1:6     | ethernet2 | 1235::3 | 699325     |         | 640   |
 | 848104 | v1:6     | ethernet2 | 1235::3 | 699326     |         | 640   |
 | 848105 | null     | null      | null    | unlabelled |         | 0     |
 | 848106 | null     | null      | null    | unlabelled |         | 0     |
 | 848107 | null     | null      | null    | unlabelled |         | 0     |
 | 848108 | null     | null      | null    | unlabelled |         | 0     |
 | 848109 | null     | null      | null    | unlabelled |         | 0     |
 | 871836 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 997149 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 1399   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 37366  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 80407  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 95014  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 128562 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 173301 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 247797 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 263184 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 525394 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 570279 | null     | null      | null    | unlabelled |         | 0     |
 | 570280 | v1:4     | ethernet1 | 1.1.2.2 | 675155     |         | 640   |
 | 570281 | v1:4     | ethernet1 | 1.1.2.2 | 675156     |         | 640   |
 | 570282 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 570283 | v1:4     | ethernet2 | 1.1.3.4 | 170375     |         | 1280  |
 | 570284 | null     | null      | null    | unlabelled |         | 0     |
 | 570285 | null     | null      | null    | unlabelled |         | 0     |
 | 570286 | null     | null      | null    | unlabelled |         | 0     |
 | 570287 | null     | null      | null    | unlabelled |         | 0     |
 | 570288 | null     | null      | null    | unlabelled |         | 0     |
 | 688496 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 699322 | null     | null      | null    | unlabelled |         | 0     |
 | 699323 | v1:6     | ethernet1 | 1235::2 | 848101     |         | 640   |
 | 699324 | v1:6     | ethernet1 | 1235::2 | 848102     |         | 640   |
 | 699325 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 699326 | v1:6     | ethernet2 | 1236::4 | 848856     |         | 1280  |
 | 699327 | null     | null      | null    | unlabelled |         | 0     |
 | 699328 | null     | null      | null    | unlabelled |         | 0     |
 | 699329 | null     | null      | null    | unlabelled |         | 0     |
 | 699330 | null     | null      | null    | unlabelled |         | 0     |
 | 699331 | null     | null      | null    | unlabelled |         | 0     |
 | 719238 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 841819 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8632   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 59442  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 170371 | null     | null      | null    | unlabelled |         | 0     |
 | 170372 | v1:4     | ethernet1 | 1.1.3.3 | 570280     |         | 0     |
 | 170373 | v1:4     | ethernet1 | 1.1.3.3 | 570281     |         | 0     |
 | 170374 | v1:4     | ethernet1 | 1.1.3.3 | 570282     |         | 0     |
 | 170375 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 170376 | null     | null      | null    | unlabelled |         | 0     |
 | 170377 | null     | null      | null    | unlabelled |         | 0     |
 | 170378 | null     | null      | null    | unlabelled |         | 0     |
 | 170379 | null     | null      | null    | unlabelled |         | 0     |
 | 170380 | null     | null      | null    | unlabelled |         | 0     |
 | 272669 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 411017 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 584991 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 642405 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 777377 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 848852 | null     | null      | null    | unlabelled |         | 0     |
 | 848853 | v1:6     | ethernet1 | 1236::3 | 699323     |         | 0     |
 | 848854 | v1:6     | ethernet1 | 1236::3 | 699324     |         | 0     |
 | 848855 | v1:6     | ethernet1 | 1236::3 | 699325     |         | 0     |
 | 848856 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 848857 | null     | null      | null    | unlabelled |         | 0     |
 | 848858 | null     | null      | null    | unlabelled |         | 0     |
 | 848859 | null     | null      | null    | unlabelled |         | 0     |
 | 848860 | null     | null      | null    | unlabelled |         | 0     |
 | 848861 | null     | null      | null    | unlabelled |         | 0     |
 | 879844 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 973550 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 983678 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#