here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 26641  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 141645 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 184870 | null     | null      | null    | unlabelled |         | 0     |
 | 184871 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 184872 | v1:6     | ethernet1 | 1234::2 | 600603     |         | 0     |
 | 184873 | v1:6     | ethernet1 | 1234::2 | 600604     |         | 0     |
 | 184874 | v1:6     | ethernet1 | 1234::2 | 600605     |         | 0     |
 | 184875 | null     | null      | null    | unlabelled |         | 0     |
 | 184876 | null     | null      | null    | unlabelled |         | 0     |
 | 184877 | null     | null      | null    | unlabelled |         | 0     |
 | 184878 | null     | null      | null    | unlabelled |         | 0     |
 | 184879 | null     | null      | null    | unlabelled |         | 0     |
 | 341925 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 516544 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 755630 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 800458 | null     | null      | null    | unlabelled |         | 0     |
 | 800459 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 800460 | v1:4     | ethernet1 | 1.1.1.2 | 43550      |         | 0     |
 | 800461 | v1:4     | ethernet1 | 1.1.1.2 | 43551      |         | 0     |
 | 800462 | v1:4     | ethernet1 | 1.1.1.2 | 43552      |         | 0     |
 | 800463 | null     | null      | null    | unlabelled |         | 0     |
 | 800464 | null     | null      | null    | unlabelled |         | 0     |
 | 800465 | null     | null      | null    | unlabelled |         | 0     |
 | 800466 | null     | null      | null    | unlabelled |         | 0     |
 | 800467 | null     | null      | null    | unlabelled |         | 0     |
 | 959401 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 43548  | null     | null      | null    | unlabelled |         | 0     |
 | 43549  | v1:4     | ethernet1 | 1.1.1.1 | 800459     |         | 1280  |
 | 43550  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 43551  | v1:4     | ethernet2 | 1.1.2.3 | 574645     |         | 640   |
 | 43552  | v1:4     | ethernet2 | 1.1.2.3 | 574646     |         | 640   |
 | 43553  | null     | null      | null    | unlabelled |         | 0     |
 | 43554  | null     | null      | null    | unlabelled |         | 0     |
 | 43555  | null     | null      | null    | unlabelled |         | 0     |
 | 43556  | null     | null      | null    | unlabelled |         | 0     |
 | 43557  | null     | null      | null    | unlabelled |         | 0     |
 | 148657 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 185488 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 223944 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 493674 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 600601 | null     | null      | null    | unlabelled |         | 0     |
 | 600602 | v1:6     | ethernet1 | 1234::1 | 184871     |         | 1280  |
 | 600603 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 600604 | v1:6     | ethernet2 | 1235::3 | 16081      |         | 640   |
 | 600605 | v1:6     | ethernet2 | 1235::3 | 16082      |         | 640   |
 | 600606 | null     | null      | null    | unlabelled |         | 0     |
 | 600607 | null     | null      | null    | unlabelled |         | 0     |
 | 600608 | null     | null      | null    | unlabelled |         | 0     |
 | 600609 | null     | null      | null    | unlabelled |         | 0     |
 | 600610 | null     | null      | null    | unlabelled |         | 0     |
 | 637532 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 650112 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 714312 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 874575 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 16078   | null     | null      | null    | unlabelled |         | 0     |
 | 16079   | v1:6     | ethernet1 | 1235::2 | 600602     |         | 640   |
 | 16080   | v1:6     | ethernet1 | 1235::2 | 600603     |         | 640   |
 | 16081   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 16082   | v1:6     | ethernet2 | 1236::4 | 685250     |         | 1280  |
 | 16083   | null     | null      | null    | unlabelled |         | 0     |
 | 16084   | null     | null      | null    | unlabelled |         | 0     |
 | 16085   | null     | null      | null    | unlabelled |         | 0     |
 | 16086   | null     | null      | null    | unlabelled |         | 0     |
 | 16087   | null     | null      | null    | unlabelled |         | 0     |
 | 60160   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 122212  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 201814  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 359902  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 503113  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 574642  | null     | null      | null    | unlabelled |         | 0     |
 | 574643  | v1:4     | ethernet1 | 1.1.2.2 | 43549      |         | 640   |
 | 574644  | v1:4     | ethernet1 | 1.1.2.2 | 43550      |         | 640   |
 | 574645  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 574646  | v1:4     | ethernet2 | 1.1.3.4 | 747203     |         | 1280  |
 | 574647  | null     | null      | null    | unlabelled |         | 0     |
 | 574648  | null     | null      | null    | unlabelled |         | 0     |
 | 574649  | null     | null      | null    | unlabelled |         | 0     |
 | 574650  | null     | null      | null    | unlabelled |         | 0     |
 | 574651  | null     | null      | null    | unlabelled |         | 0     |
 | 789138  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 995078  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1015333 | v1:6     | ethernet1 | 1235::2 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 333216  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 376585  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 655166  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 685246  | null     | null      | null    | unlabelled |         | 0     |
 | 685247  | v1:6     | ethernet1 | 1236::3 | 16079      |         | 0     |
 | 685248  | v1:6     | ethernet1 | 1236::3 | 16080      |         | 0     |
 | 685249  | v1:6     | ethernet1 | 1236::3 | 16081      |         | 0     |
 | 685250  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 685251  | null     | null      | null    | unlabelled |         | 0     |
 | 685252  | null     | null      | null    | unlabelled |         | 0     |
 | 685253  | null     | null      | null    | unlabelled |         | 0     |
 | 685254  | null     | null      | null    | unlabelled |         | 0     |
 | 685255  | null     | null      | null    | unlabelled |         | 0     |
 | 728817  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 747199  | null     | null      | null    | unlabelled |         | 0     |
 | 747200  | v1:4     | ethernet1 | 1.1.3.3 | 574643     |         | 0     |
 | 747201  | v1:4     | ethernet1 | 1.1.3.3 | 574644     |         | 0     |
 | 747202  | v1:4     | ethernet1 | 1.1.3.3 | 574645     |         | 0     |
 | 747203  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 747204  | null     | null      | null    | unlabelled |         | 0     |
 | 747205  | null     | null      | null    | unlabelled |         | 0     |
 | 747206  | null     | null      | null    | unlabelled |         | 0     |
 | 747207  | null     | null      | null    | unlabelled |         | 0     |
 | 747208  | null     | null      | null    | unlabelled |         | 0     |
 | 787620  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1038773 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#