here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 109480 | null     | null      | null    | unlabelled |         | 0     |
 | 109481 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 109482 | v1:6     | ethernet1 | 1234::2 | 833196     |         | 0     |
 | 109483 | v1:6     | ethernet1 | 1234::2 | 833197     |         | 0     |
 | 109484 | v1:6     | ethernet1 | 1234::2 | 833198     |         | 0     |
 | 109485 | null     | null      | null    | unlabelled |         | 0     |
 | 109486 | null     | null      | null    | unlabelled |         | 0     |
 | 109487 | null     | null      | null    | unlabelled |         | 0     |
 | 109488 | null     | null      | null    | unlabelled |         | 0     |
 | 109489 | null     | null      | null    | unlabelled |         | 0     |
 | 129442 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 192861 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 302003 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 380090 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 411346 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 422803 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 482871 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 580541 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 697819 | null     | null      | null    | unlabelled |         | 0     |
 | 697820 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 697821 | v1:4     | ethernet1 | 1.1.1.2 | 231480     |         | 0     |
 | 697822 | v1:4     | ethernet1 | 1.1.1.2 | 231481     |         | 0     |
 | 697823 | v1:4     | ethernet1 | 1.1.1.2 | 231482     |         | 0     |
 | 697824 | null     | null      | null    | unlabelled |         | 0     |
 | 697825 | null     | null      | null    | unlabelled |         | 0     |
 | 697826 | null     | null      | null    | unlabelled |         | 0     |
 | 697827 | null     | null      | null    | unlabelled |         | 0     |
 | 697828 | null     | null      | null    | unlabelled |         | 0     |
 | 707545 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 730629 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20150  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 96356  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 208317 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 231478 | null     | null      | null    | unlabelled |         | 0     |
 | 231479 | v1:4     | ethernet1 | 1.1.1.1 | 697820     |         | 1280  |
 | 231480 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 231481 | v1:4     | ethernet2 | 1.1.2.3 | 654593     |         | 640   |
 | 231482 | v1:4     | ethernet2 | 1.1.2.3 | 654594     |         | 640   |
 | 231483 | null     | null      | null    | unlabelled |         | 0     |
 | 231484 | null     | null      | null    | unlabelled |         | 0     |
 | 231485 | null     | null      | null    | unlabelled |         | 0     |
 | 231486 | null     | null      | null    | unlabelled |         | 0     |
 | 231487 | null     | null      | null    | unlabelled |         | 0     |
 | 242141 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 248843 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 279926 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 433785 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 449145 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 676801 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 760227 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 833194 | null     | null      | null    | unlabelled |         | 0     |
 | 833195 | v1:6     | ethernet1 | 1234::1 | 109481     |         | 1280  |
 | 833196 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 833197 | v1:6     | ethernet2 | 1235::3 | 302760     |         | 640   |
 | 833198 | v1:6     | ethernet2 | 1235::3 | 302761     |         | 640   |
 | 833199 | null     | null      | null    | unlabelled |         | 0     |
 | 833200 | null     | null      | null    | unlabelled |         | 0     |
 | 833201 | null     | null      | null    | unlabelled |         | 0     |
 | 833202 | null     | null      | null    | unlabelled |         | 0     |
 | 833203 | null     | null      | null    | unlabelled |         | 0     |
 | 922091 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 947160 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 55585  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 140408 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 186223 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 262548 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 271067 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 302757 | null     | null      | null    | unlabelled |         | 0     |
 | 302758 | v1:6     | ethernet1 | 1235::2 | 833195     |         | 640   |
 | 302759 | v1:6     | ethernet1 | 1235::2 | 833196     |         | 640   |
 | 302760 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 302761 | v1:6     | ethernet2 | 1236::4 | 273068     |         | 1280  |
 | 302762 | null     | null      | null    | unlabelled |         | 0     |
 | 302763 | null     | null      | null    | unlabelled |         | 0     |
 | 302764 | null     | null      | null    | unlabelled |         | 0     |
 | 302765 | null     | null      | null    | unlabelled |         | 0     |
 | 302766 | null     | null      | null    | unlabelled |         | 0     |
 | 316317 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 380827 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 405447 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 630873 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 638656 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 654590 | null     | null      | null    | unlabelled |         | 0     |
 | 654591 | v1:4     | ethernet1 | 1.1.2.2 | 231479     |         | 640   |
 | 654592 | v1:4     | ethernet1 | 1.1.2.2 | 231480     |         | 640   |
 | 654593 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 654594 | v1:4     | ethernet2 | 1.1.3.4 | 778639     |         | 1280  |
 | 654595 | null     | null      | null    | unlabelled |         | 0     |
 | 654596 | null     | null      | null    | unlabelled |         | 0     |
 | 654597 | null     | null      | null    | unlabelled |         | 0     |
 | 654598 | null     | null      | null    | unlabelled |         | 0     |
 | 654599 | null     | null      | null    | unlabelled |         | 0     |
 | 729785 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 777832 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 82330  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 273064 | null     | null      | null    | unlabelled |         | 0     |
 | 273065 | v1:6     | ethernet1 | 1236::3 | 302758     |         | 0     |
 | 273066 | v1:6     | ethernet1 | 1236::3 | 302759     |         | 0     |
 | 273067 | v1:6     | ethernet1 | 1236::3 | 302760     |         | 0     |
 | 273068 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 273069 | null     | null      | null    | unlabelled |         | 0     |
 | 273070 | null     | null      | null    | unlabelled |         | 0     |
 | 273071 | null     | null      | null    | unlabelled |         | 0     |
 | 273072 | null     | null      | null    | unlabelled |         | 0     |
 | 273073 | null     | null      | null    | unlabelled |         | 0     |
 | 280373 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 438109 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 514905 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 523367 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 532545 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 778635 | null     | null      | null    | unlabelled |         | 0     |
 | 778636 | v1:4     | ethernet1 | 1.1.3.3 | 654591     |         | 0     |
 | 778637 | v1:4     | ethernet1 | 1.1.3.3 | 654592     |         | 0     |
 | 778638 | v1:4     | ethernet1 | 1.1.3.3 | 654593     |         | 0     |
 | 778639 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 778640 | null     | null      | null    | unlabelled |         | 0     |
 | 778641 | null     | null      | null    | unlabelled |         | 0     |
 | 778642 | null     | null      | null    | unlabelled |         | 0     |
 | 778643 | null     | null      | null    | unlabelled |         | 0     |
 | 778644 | null     | null      | null    | unlabelled |         | 0     |
 | 858709 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 861597 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 947372 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 979416 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#