here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 441085 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 549926 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 601132 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 603976 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 641643 | null     | null      | null    | unlabelled |         | 0     |
 | 641644 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 641645 | v1:6     | ethernet1 | 1234::2 | 831160     |         | 0     |
 | 641646 | v1:6     | ethernet1 | 1234::2 | 831161     |         | 0     |
 | 641647 | v1:6     | ethernet1 | 1234::2 | 831162     |         | 0     |
 | 641648 | null     | null      | null    | unlabelled |         | 0     |
 | 641649 | null     | null      | null    | unlabelled |         | 0     |
 | 641650 | null     | null      | null    | unlabelled |         | 0     |
 | 641651 | null     | null      | null    | unlabelled |         | 0     |
 | 641652 | null     | null      | null    | unlabelled |         | 0     |
 | 643831 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 698875 | null     | null      | null    | unlabelled |         | 0     |
 | 698876 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 698877 | v1:4     | ethernet1 | 1.1.1.2 | 357493     |         | 0     |
 | 698878 | v1:4     | ethernet1 | 1.1.1.2 | 357494     |         | 0     |
 | 698879 | v1:4     | ethernet1 | 1.1.1.2 | 357495     |         | 0     |
 | 698880 | null     | null      | null    | unlabelled |         | 0     |
 | 698881 | null     | null      | null    | unlabelled |         | 0     |
 | 698882 | null     | null      | null    | unlabelled |         | 0     |
 | 698883 | null     | null      | null    | unlabelled |         | 0     |
 | 698884 | null     | null      | null    | unlabelled |         | 0     |
 | 875301 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 880171 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 885530 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 909521 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 978674 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 124400 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 161334 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 218054 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 321809 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 345527 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 357491 | null     | null      | null    | unlabelled |         | 0     |
 | 357492 | v1:4     | ethernet1 | 1.1.1.1 | 698876     |         | 1280  |
 | 357493 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 357494 | v1:4     | ethernet2 | 1.1.2.3 | 433457     |         | 640   |
 | 357495 | v1:4     | ethernet2 | 1.1.2.3 | 433458     |         | 640   |
 | 357496 | null     | null      | null    | unlabelled |         | 0     |
 | 357497 | null     | null      | null    | unlabelled |         | 0     |
 | 357498 | null     | null      | null    | unlabelled |         | 0     |
 | 357499 | null     | null      | null    | unlabelled |         | 0     |
 | 357500 | null     | null      | null    | unlabelled |         | 0     |
 | 373742 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 523746 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 570630 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 582826 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 831158 | null     | null      | null    | unlabelled |         | 0     |
 | 831159 | v1:6     | ethernet1 | 1234::1 | 641644     |         | 1280  |
 | 831160 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 831161 | v1:6     | ethernet2 | 1235::3 | 232768     |         | 640   |
 | 831162 | v1:6     | ethernet2 | 1235::3 | 232769     |         | 640   |
 | 831163 | null     | null      | null    | unlabelled |         | 0     |
 | 831164 | null     | null      | null    | unlabelled |         | 0     |
 | 831165 | null     | null      | null    | unlabelled |         | 0     |
 | 831166 | null     | null      | null    | unlabelled |         | 0     |
 | 831167 | null     | null      | null    | unlabelled |         | 0     |
 | 864748 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 896810 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 966235 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 176999 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 232765 | null     | null      | null    | unlabelled |         | 0     |
 | 232766 | v1:6     | ethernet1 | 1235::2 | 831159     |         | 640   |
 | 232767 | v1:6     | ethernet1 | 1235::2 | 831160     |         | 640   |
 | 232768 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 232769 | v1:6     | ethernet2 | 1236::4 | 254267     |         | 1280  |
 | 232770 | null     | null      | null    | unlabelled |         | 0     |
 | 232771 | null     | null      | null    | unlabelled |         | 0     |
 | 232772 | null     | null      | null    | unlabelled |         | 0     |
 | 232773 | null     | null      | null    | unlabelled |         | 0     |
 | 232774 | null     | null      | null    | unlabelled |         | 0     |
 | 286623 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 292947 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 423418 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 433454 | null     | null      | null    | unlabelled |         | 0     |
 | 433455 | v1:4     | ethernet1 | 1.1.2.2 | 357492     |         | 640   |
 | 433456 | v1:4     | ethernet1 | 1.1.2.2 | 357493     |         | 640   |
 | 433457 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 433458 | v1:4     | ethernet2 | 1.1.3.4 | 37109      |         | 1280  |
 | 433459 | null     | null      | null    | unlabelled |         | 0     |
 | 433460 | null     | null      | null    | unlabelled |         | 0     |
 | 433461 | null     | null      | null    | unlabelled |         | 0     |
 | 433462 | null     | null      | null    | unlabelled |         | 0     |
 | 433463 | null     | null      | null    | unlabelled |         | 0     |
 | 657909 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 676348 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 727048 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 779955 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 814162 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 852037 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 863043 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 931678 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 37105  | null     | null      | null    | unlabelled |         | 0     |
 | 37106  | v1:4     | ethernet1 | 1.1.3.3 | 433455     |         | 0     |
 | 37107  | v1:4     | ethernet1 | 1.1.3.3 | 433456     |         | 0     |
 | 37108  | v1:4     | ethernet1 | 1.1.3.3 | 433457     |         | 0     |
 | 37109  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 37110  | null     | null      | null    | unlabelled |         | 0     |
 | 37111  | null     | null      | null    | unlabelled |         | 0     |
 | 37112  | null     | null      | null    | unlabelled |         | 0     |
 | 37113  | null     | null      | null    | unlabelled |         | 0     |
 | 37114  | null     | null      | null    | unlabelled |         | 0     |
 | 50191  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 202281 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 237370 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 254263 | null     | null      | null    | unlabelled |         | 0     |
 | 254264 | v1:6     | ethernet1 | 1236::3 | 232766     |         | 0     |
 | 254265 | v1:6     | ethernet1 | 1236::3 | 232767     |         | 0     |
 | 254266 | v1:6     | ethernet1 | 1236::3 | 232768     |         | 0     |
 | 254267 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 254268 | null     | null      | null    | unlabelled |         | 0     |
 | 254269 | null     | null      | null    | unlabelled |         | 0     |
 | 254270 | null     | null      | null    | unlabelled |         | 0     |
 | 254271 | null     | null      | null    | unlabelled |         | 0     |
 | 254272 | null     | null      | null    | unlabelled |         | 0     |
 | 271404 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 295613 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 478347 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 715323 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 764699 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 796606 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 954953 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#