here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 156426 | null     | null      | null    | unlabelled |         | 0     |
 | 156427 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 156428 | v1:6     | ethernet1 | 1234::2 | 410060     |         | 0     |
 | 156429 | v1:6     | ethernet1 | 1234::2 | 410061     |         | 0     |
 | 156430 | v1:6     | ethernet1 | 1234::2 | 410062     |         | 0     |
 | 156431 | null     | null      | null    | unlabelled |         | 0     |
 | 156432 | null     | null      | null    | unlabelled |         | 0     |
 | 156433 | null     | null      | null    | unlabelled |         | 0     |
 | 156434 | null     | null      | null    | unlabelled |         | 0     |
 | 156435 | null     | null      | null    | unlabelled |         | 0     |
 | 288681 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 354503 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 478685 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 567567 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 582887 | null     | null      | null    | unlabelled |         | 0     |
 | 582888 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 582889 | v1:4     | ethernet1 | 1.1.1.2 | 187012     |         | 0     |
 | 582890 | v1:4     | ethernet1 | 1.1.1.2 | 187013     |         | 0     |
 | 582891 | v1:4     | ethernet1 | 1.1.1.2 | 187014     |         | 0     |
 | 582892 | null     | null      | null    | unlabelled |         | 0     |
 | 582893 | null     | null      | null    | unlabelled |         | 0     |
 | 582894 | null     | null      | null    | unlabelled |         | 0     |
 | 582895 | null     | null      | null    | unlabelled |         | 0     |
 | 582896 | null     | null      | null    | unlabelled |         | 0     |
 | 665392 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 692223 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 850169 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 890205 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 950601 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 957636 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 2478    | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 130734  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 166426  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 187010  | null     | null      | null    | unlabelled |         | 0     |
 | 187011  | v1:4     | ethernet1 | 1.1.1.1 | 582888     |         | 1280  |
 | 187012  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 187013  | v1:4     | ethernet2 | 1.1.2.3 | 332715     |         | 640   |
 | 187014  | v1:4     | ethernet2 | 1.1.2.3 | 332716     |         | 640   |
 | 187015  | null     | null      | null    | unlabelled |         | 0     |
 | 187016  | null     | null      | null    | unlabelled |         | 0     |
 | 187017  | null     | null      | null    | unlabelled |         | 0     |
 | 187018  | null     | null      | null    | unlabelled |         | 0     |
 | 187019  | null     | null      | null    | unlabelled |         | 0     |
 | 199292  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 282729  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 351651  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 410058  | null     | null      | null    | unlabelled |         | 0     |
 | 410059  | v1:6     | ethernet1 | 1234::1 | 156427     |         | 1280  |
 | 410060  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 410061  | v1:6     | ethernet2 | 1235::3 | 1027708    |         | 640   |
 | 410062  | v1:6     | ethernet2 | 1235::3 | 1027709    |         | 640   |
 | 410063  | null     | null      | null    | unlabelled |         | 0     |
 | 410064  | null     | null      | null    | unlabelled |         | 0     |
 | 410065  | null     | null      | null    | unlabelled |         | 0     |
 | 410066  | null     | null      | null    | unlabelled |         | 0     |
 | 410067  | null     | null      | null    | unlabelled |         | 0     |
 | 495325  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 667726  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 708841  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 818065  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 873066  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1041022 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 19410   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 39094   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 140378  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 332712  | null     | null      | null    | unlabelled |         | 0     |
 | 332713  | v1:4     | ethernet1 | 1.1.2.2 | 187011     |         | 640   |
 | 332714  | v1:4     | ethernet1 | 1.1.2.2 | 187012     |         | 640   |
 | 332715  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 332716  | v1:4     | ethernet2 | 1.1.3.4 | 596843     |         | 1280  |
 | 332717  | null     | null      | null    | unlabelled |         | 0     |
 | 332718  | null     | null      | null    | unlabelled |         | 0     |
 | 332719  | null     | null      | null    | unlabelled |         | 0     |
 | 332720  | null     | null      | null    | unlabelled |         | 0     |
 | 332721  | null     | null      | null    | unlabelled |         | 0     |
 | 337972  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 531742  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 532109  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 539238  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 629412  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 924751  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 926925  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 968146  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 996482  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 1027705 | null     | null      | null    | unlabelled |         | 0     |
 | 1027706 | v1:6     | ethernet1 | 1235::2 | 410059     |         | 640   |
 | 1027707 | v1:6     | ethernet1 | 1235::2 | 410060     |         | 640   |
 | 1027708 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1027709 | v1:6     | ethernet2 | 1236::4 | 471572     |         | 1280  |
 | 1027710 | null     | null      | null    | unlabelled |         | 0     |
 | 1027711 | null     | null      | null    | unlabelled |         | 0     |
 | 1027712 | null     | null      | null    | unlabelled |         | 0     |
 | 1027713 | null     | null      | null    | unlabelled |         | 0     |
 | 1027714 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20712  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 214581 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 222964 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 241099 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 309749 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 471568 | null     | null      | null    | unlabelled |         | 0     |
 | 471569 | v1:6     | ethernet1 | 1236::3 | 1027706    |         | 0     |
 | 471570 | v1:6     | ethernet1 | 1236::3 | 1027707    |         | 0     |
 | 471571 | v1:6     | ethernet1 | 1236::3 | 1027708    |         | 0     |
 | 471572 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 471573 | null     | null      | null    | unlabelled |         | 0     |
 | 471574 | null     | null      | null    | unlabelled |         | 0     |
 | 471575 | null     | null      | null    | unlabelled |         | 0     |
 | 471576 | null     | null      | null    | unlabelled |         | 0     |
 | 471577 | null     | null      | null    | unlabelled |         | 0     |
 | 596839 | null     | null      | null    | unlabelled |         | 0     |
 | 596840 | v1:4     | ethernet1 | 1.1.3.3 | 332713     |         | 0     |
 | 596841 | v1:4     | ethernet1 | 1.1.3.3 | 332714     |         | 0     |
 | 596842 | v1:4     | ethernet1 | 1.1.3.3 | 332715     |         | 0     |
 | 596843 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 596844 | null     | null      | null    | unlabelled |         | 0     |
 | 596845 | null     | null      | null    | unlabelled |         | 0     |
 | 596846 | null     | null      | null    | unlabelled |         | 0     |
 | 596847 | null     | null      | null    | unlabelled |         | 0     |
 | 596848 | null     | null      | null    | unlabelled |         | 0     |
 | 681330 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 717623 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 720278 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 837821 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 915809 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#