here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 118772  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 230316  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 337146  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 343251  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 574446  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 596941  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 632444  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 695719  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 732654  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 970357  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1023894 | null     | null      | null    | unlabelled |         | 0     |
 | 1023895 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1023896 | v1:6     | ethernet1 | 1234::2 | 605449     |         | 0     |
 | 1023897 | v1:6     | ethernet1 | 1234::2 | 605450     |         | 0     |
 | 1023898 | v1:6     | ethernet1 | 1234::2 | 605451     |         | 0     |
 | 1023899 | null     | null      | null    | unlabelled |         | 0     |
 | 1023900 | null     | null      | null    | unlabelled |         | 0     |
 | 1023901 | null     | null      | null    | unlabelled |         | 0     |
 | 1023902 | null     | null      | null    | unlabelled |         | 0     |
 | 1023903 | null     | null      | null    | unlabelled |         | 0     |
 | 1045554 | null     | null      | null    | unlabelled |         | 0     |
 | 1045555 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1045556 | v1:4     | ethernet1 | 1.1.1.2 | 222576     |         | 0     |
 | 1045557 | v1:4     | ethernet1 | 1.1.1.2 | 222577     |         | 0     |
 | 1045558 | v1:4     | ethernet1 | 1.1.1.2 | 222578     |         | 0     |
 | 1045559 | null     | null      | null    | unlabelled |         | 0     |
 | 1045560 | null     | null      | null    | unlabelled |         | 0     |
 | 1045561 | null     | null      | null    | unlabelled |         | 0     |
 | 1045562 | null     | null      | null    | unlabelled |         | 0     |
 | 1045563 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 12590  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 49676  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 180530 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 222574 | null     | null      | null    | unlabelled |         | 0     |
 | 222575 | v1:4     | ethernet1 | 1.1.1.1 | 1045555    |         | 1280  |
 | 222576 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 222577 | v1:4     | ethernet2 | 1.1.2.3 | 546583     |         | 640   |
 | 222578 | v1:4     | ethernet2 | 1.1.2.3 | 546584     |         | 640   |
 | 222579 | null     | null      | null    | unlabelled |         | 0     |
 | 222580 | null     | null      | null    | unlabelled |         | 0     |
 | 222581 | null     | null      | null    | unlabelled |         | 0     |
 | 222582 | null     | null      | null    | unlabelled |         | 0     |
 | 222583 | null     | null      | null    | unlabelled |         | 0     |
 | 238040 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 266316 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 450968 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 605447 | null     | null      | null    | unlabelled |         | 0     |
 | 605448 | v1:6     | ethernet1 | 1234::1 | 1023895    |         | 1280  |
 | 605449 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 605450 | v1:6     | ethernet2 | 1235::3 | 54492      |         | 640   |
 | 605451 | v1:6     | ethernet2 | 1235::3 | 54493      |         | 640   |
 | 605452 | null     | null      | null    | unlabelled |         | 0     |
 | 605453 | null     | null      | null    | unlabelled |         | 0     |
 | 605454 | null     | null      | null    | unlabelled |         | 0     |
 | 605455 | null     | null      | null    | unlabelled |         | 0     |
 | 605456 | null     | null      | null    | unlabelled |         | 0     |
 | 689568 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 749988 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 790571 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 798730 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 806828 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 959919 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 46225  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 54489  | null     | null      | null    | unlabelled |         | 0     |
 | 54490  | v1:6     | ethernet1 | 1235::2 | 605448     |         | 640   |
 | 54491  | v1:6     | ethernet1 | 1235::2 | 605449     |         | 640   |
 | 54492  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 54493  | v1:6     | ethernet2 | 1236::4 | 100701     |         | 1280  |
 | 54494  | null     | null      | null    | unlabelled |         | 0     |
 | 54495  | null     | null      | null    | unlabelled |         | 0     |
 | 54496  | null     | null      | null    | unlabelled |         | 0     |
 | 54497  | null     | null      | null    | unlabelled |         | 0     |
 | 54498  | null     | null      | null    | unlabelled |         | 0     |
 | 84743  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 115504 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 180517 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 310246 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 469609 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 488264 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 502049 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 546580 | null     | null      | null    | unlabelled |         | 0     |
 | 546581 | v1:4     | ethernet1 | 1.1.2.2 | 222575     |         | 640   |
 | 546582 | v1:4     | ethernet1 | 1.1.2.2 | 222576     |         | 640   |
 | 546583 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 546584 | v1:4     | ethernet2 | 1.1.3.4 | 874095     |         | 1280  |
 | 546585 | null     | null      | null    | unlabelled |         | 0     |
 | 546586 | null     | null      | null    | unlabelled |         | 0     |
 | 546587 | null     | null      | null    | unlabelled |         | 0     |
 | 546588 | null     | null      | null    | unlabelled |         | 0     |
 | 546589 | null     | null      | null    | unlabelled |         | 0     |
 | 561332 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 586355 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 728481 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 905664 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 37946  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 100697 | null     | null      | null    | unlabelled |         | 0     |
 | 100698 | v1:6     | ethernet1 | 1236::3 | 54490      |         | 0     |
 | 100699 | v1:6     | ethernet1 | 1236::3 | 54491      |         | 0     |
 | 100700 | v1:6     | ethernet1 | 1236::3 | 54492      |         | 0     |
 | 100701 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 100702 | null     | null      | null    | unlabelled |         | 0     |
 | 100703 | null     | null      | null    | unlabelled |         | 0     |
 | 100704 | null     | null      | null    | unlabelled |         | 0     |
 | 100705 | null     | null      | null    | unlabelled |         | 0     |
 | 100706 | null     | null      | null    | unlabelled |         | 0     |
 | 242331 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 291384 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 622409 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 685036 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 690300 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 742497 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 770347 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 824543 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 874091 | null     | null      | null    | unlabelled |         | 0     |
 | 874092 | v1:4     | ethernet1 | 1.1.3.3 | 546581     |         | 0     |
 | 874093 | v1:4     | ethernet1 | 1.1.3.3 | 546582     |         | 0     |
 | 874094 | v1:4     | ethernet1 | 1.1.3.3 | 546583     |         | 0     |
 | 874095 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 874096 | null     | null      | null    | unlabelled |         | 0     |
 | 874097 | null     | null      | null    | unlabelled |         | 0     |
 | 874098 | null     | null      | null    | unlabelled |         | 0     |
 | 874099 | null     | null      | null    | unlabelled |         | 0     |
 | 874100 | null     | null      | null    | unlabelled |         | 0     |
 | 922031 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#