here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 7121   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 111325 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 175908 | null     | null      | null    | unlabelled |         | 0     |
 | 175909 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 175910 | v1:4     | ethernet1 | 1.1.1.2 | 879807     |         | 0     |
 | 175911 | v1:4     | ethernet1 | 1.1.1.2 | 879808     |         | 0     |
 | 175912 | v1:4     | ethernet1 | 1.1.1.2 | 879809     |         | 0     |
 | 175913 | null     | null      | null    | unlabelled |         | 0     |
 | 175914 | null     | null      | null    | unlabelled |         | 0     |
 | 175915 | null     | null      | null    | unlabelled |         | 0     |
 | 175916 | null     | null      | null    | unlabelled |         | 0     |
 | 175917 | null     | null      | null    | unlabelled |         | 0     |
 | 176999 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 328710 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 512464 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 535074 | null     | null      | null    | unlabelled |         | 0     |
 | 535075 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 535076 | v1:6     | ethernet1 | 1234::2 | 73958      |         | 0     |
 | 535077 | v1:6     | ethernet1 | 1234::2 | 73959      |         | 0     |
 | 535078 | v1:6     | ethernet1 | 1234::2 | 73960      |         | 0     |
 | 535079 | null     | null      | null    | unlabelled |         | 0     |
 | 535080 | null     | null      | null    | unlabelled |         | 0     |
 | 535081 | null     | null      | null    | unlabelled |         | 0     |
 | 535082 | null     | null      | null    | unlabelled |         | 0     |
 | 535083 | null     | null      | null    | unlabelled |         | 0     |
 | 628280 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 642824 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 879241 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 952602 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 993910 | v1:4     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 73956   | null     | null      | null    | unlabelled |         | 0     |
 | 73957   | v1:6     | ethernet1 | 1234::1 | 535075     |         | 1280  |
 | 73958   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 73959   | v1:6     | ethernet2 | 1235::3 | 765624     |         | 640   |
 | 73960   | v1:6     | ethernet2 | 1235::3 | 765625     |         | 640   |
 | 73961   | null     | null      | null    | unlabelled |         | 0     |
 | 73962   | null     | null      | null    | unlabelled |         | 0     |
 | 73963   | null     | null      | null    | unlabelled |         | 0     |
 | 73964   | null     | null      | null    | unlabelled |         | 0     |
 | 73965   | null     | null      | null    | unlabelled |         | 0     |
 | 114465  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 173908  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 211993  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 283922  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 382634  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 396562  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 478484  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 678283  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 709692  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 777307  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 866643  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 879805  | null     | null      | null    | unlabelled |         | 0     |
 | 879806  | v1:4     | ethernet1 | 1.1.1.1 | 175909     |         | 1280  |
 | 879807  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 879808  | v1:4     | ethernet2 | 1.1.2.3 | 461813     |         | 640   |
 | 879809  | v1:4     | ethernet2 | 1.1.2.3 | 461814     |         | 640   |
 | 879810  | null     | null      | null    | unlabelled |         | 0     |
 | 879811  | null     | null      | null    | unlabelled |         | 0     |
 | 879812  | null     | null      | null    | unlabelled |         | 0     |
 | 879813  | null     | null      | null    | unlabelled |         | 0     |
 | 879814  | null     | null      | null    | unlabelled |         | 0     |
 | 1039799 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 125665 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 141116 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 311191 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 451247 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 461810 | null     | null      | null    | unlabelled |         | 0     |
 | 461811 | v1:4     | ethernet1 | 1.1.2.2 | 879806     |         | 640   |
 | 461812 | v1:4     | ethernet1 | 1.1.2.2 | 879807     |         | 640   |
 | 461813 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 461814 | v1:4     | ethernet2 | 1.1.3.4 | 778477     |         | 1280  |
 | 461815 | null     | null      | null    | unlabelled |         | 0     |
 | 461816 | null     | null      | null    | unlabelled |         | 0     |
 | 461817 | null     | null      | null    | unlabelled |         | 0     |
 | 461818 | null     | null      | null    | unlabelled |         | 0     |
 | 461819 | null     | null      | null    | unlabelled |         | 0     |
 | 507207 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 516734 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 663591 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 722097 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 738751 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 743371 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 765621 | null     | null      | null    | unlabelled |         | 0     |
 | 765622 | v1:6     | ethernet1 | 1235::2 | 73957      |         | 640   |
 | 765623 | v1:6     | ethernet1 | 1235::2 | 73958      |         | 640   |
 | 765624 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 765625 | v1:6     | ethernet2 | 1236::4 | 349674     |         | 1280  |
 | 765626 | null     | null      | null    | unlabelled |         | 0     |
 | 765627 | null     | null      | null    | unlabelled |         | 0     |
 | 765628 | null     | null      | null    | unlabelled |         | 0     |
 | 765629 | null     | null      | null    | unlabelled |         | 0     |
 | 765630 | null     | null      | null    | unlabelled |         | 0     |
 | 885872 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 971559 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 81175  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 135347 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 195576 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 349670 | null     | null      | null    | unlabelled |         | 0     |
 | 349671 | v1:6     | ethernet1 | 1236::3 | 765622     |         | 0     |
 | 349672 | v1:6     | ethernet1 | 1236::3 | 765623     |         | 0     |
 | 349673 | v1:6     | ethernet1 | 1236::3 | 765624     |         | 0     |
 | 349674 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 349675 | null     | null      | null    | unlabelled |         | 0     |
 | 349676 | null     | null      | null    | unlabelled |         | 0     |
 | 349677 | null     | null      | null    | unlabelled |         | 0     |
 | 349678 | null     | null      | null    | unlabelled |         | 0     |
 | 349679 | null     | null      | null    | unlabelled |         | 0     |
 | 449531 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 495159 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 499842 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 558238 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 649126 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 778473 | null     | null      | null    | unlabelled |         | 0     |
 | 778474 | v1:4     | ethernet1 | 1.1.3.3 | 461811     |         | 0     |
 | 778475 | v1:4     | ethernet1 | 1.1.3.3 | 461812     |         | 0     |
 | 778476 | v1:4     | ethernet1 | 1.1.3.3 | 461813     |         | 0     |
 | 778477 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 778478 | null     | null      | null    | unlabelled |         | 0     |
 | 778479 | null     | null      | null    | unlabelled |         | 0     |
 | 778480 | null     | null      | null    | unlabelled |         | 0     |
 | 778481 | null     | null      | null    | unlabelled |         | 0     |
 | 778482 | null     | null      | null    | unlabelled |         | 0     |
 | 815485 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 970208 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#