here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 267103 | null     | null      | null    | unlabelled |         | 0     |
 | 267104 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 267105 | v1:6     | ethernet1 | 1234::2 | 1009217    |         | 0     |
 | 267106 | v1:6     | ethernet1 | 1234::2 | 1009218    |         | 0     |
 | 267107 | v1:6     | ethernet1 | 1234::2 | 1009219    |         | 0     |
 | 267108 | null     | null      | null    | unlabelled |         | 0     |
 | 267109 | null     | null      | null    | unlabelled |         | 0     |
 | 267110 | null     | null      | null    | unlabelled |         | 0     |
 | 267111 | null     | null      | null    | unlabelled |         | 0     |
 | 267112 | null     | null      | null    | unlabelled |         | 0     |
 | 335824 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 386416 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 390831 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 471519 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 475170 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 595835 | null     | null      | null    | unlabelled |         | 0     |
 | 595836 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 595837 | v1:4     | ethernet1 | 1.1.1.2 | 234439     |         | 0     |
 | 595838 | v1:4     | ethernet1 | 1.1.1.2 | 234440     |         | 0     |
 | 595839 | v1:4     | ethernet1 | 1.1.1.2 | 234441     |         | 0     |
 | 595840 | null     | null      | null    | unlabelled |         | 0     |
 | 595841 | null     | null      | null    | unlabelled |         | 0     |
 | 595842 | null     | null      | null    | unlabelled |         | 0     |
 | 595843 | null     | null      | null    | unlabelled |         | 0     |
 | 595844 | null     | null      | null    | unlabelled |         | 0     |
 | 613137 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 659860 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 699526 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 885814 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 936251 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 22025   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 226835  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 234437  | null     | null      | null    | unlabelled |         | 0     |
 | 234438  | v1:4     | ethernet1 | 1.1.1.1 | 595836     |         | 1280  |
 | 234439  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 234440  | v1:4     | ethernet2 | 1.1.2.3 | 1038559    |         | 640   |
 | 234441  | v1:4     | ethernet2 | 1.1.2.3 | 1038560    |         | 640   |
 | 234442  | null     | null      | null    | unlabelled |         | 0     |
 | 234443  | null     | null      | null    | unlabelled |         | 0     |
 | 234444  | null     | null      | null    | unlabelled |         | 0     |
 | 234445  | null     | null      | null    | unlabelled |         | 0     |
 | 234446  | null     | null      | null    | unlabelled |         | 0     |
 | 303746  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 361465  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 400192  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 452843  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 733902  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 766583  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 771318  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 835950  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 878114  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 920113  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1009215 | null     | null      | null    | unlabelled |         | 0     |
 | 1009216 | v1:6     | ethernet1 | 1234::1 | 267104     |         | 1280  |
 | 1009217 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1009218 | v1:6     | ethernet2 | 1235::3 | 833888     |         | 640   |
 | 1009219 | v1:6     | ethernet2 | 1235::3 | 833889     |         | 640   |
 | 1009220 | null     | null      | null    | unlabelled |         | 0     |
 | 1009221 | null     | null      | null    | unlabelled |         | 0     |
 | 1009222 | null     | null      | null    | unlabelled |         | 0     |
 | 1009223 | null     | null      | null    | unlabelled |         | 0     |
 | 1009224 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 2752    | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 43645   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 99431   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 212619  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 246616  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 462512  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 541135  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 728624  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 740468  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 752703  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 793670  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 833885  | null     | null      | null    | unlabelled |         | 0     |
 | 833886  | v1:6     | ethernet1 | 1235::2 | 1009216    |         | 640   |
 | 833887  | v1:6     | ethernet1 | 1235::2 | 1009217    |         | 640   |
 | 833888  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 833889  | v1:6     | ethernet2 | 1236::4 | 243140     |         | 1280  |
 | 833890  | null     | null      | null    | unlabelled |         | 0     |
 | 833891  | null     | null      | null    | unlabelled |         | 0     |
 | 833892  | null     | null      | null    | unlabelled |         | 0     |
 | 833893  | null     | null      | null    | unlabelled |         | 0     |
 | 833894  | null     | null      | null    | unlabelled |         | 0     |
 | 861942  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1038556 | null     | null      | null    | unlabelled |         | 0     |
 | 1038557 | v1:4     | ethernet1 | 1.1.2.2 | 234438     |         | 640   |
 | 1038558 | v1:4     | ethernet1 | 1.1.2.2 | 234439     |         | 640   |
 | 1038559 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1038560 | v1:4     | ethernet2 | 1.1.3.4 | 983490     |         | 1280  |
 | 1038561 | null     | null      | null    | unlabelled |         | 0     |
 | 1038562 | null     | null      | null    | unlabelled |         | 0     |
 | 1038563 | null     | null      | null    | unlabelled |         | 0     |
 | 1038564 | null     | null      | null    | unlabelled |         | 0     |
 | 1038565 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8628   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 170687 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 242666 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 243136 | null     | null      | null    | unlabelled |         | 0     |
 | 243137 | v1:6     | ethernet1 | 1236::3 | 833886     |         | 0     |
 | 243138 | v1:6     | ethernet1 | 1236::3 | 833887     |         | 0     |
 | 243139 | v1:6     | ethernet1 | 1236::3 | 833888     |         | 0     |
 | 243140 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 243141 | null     | null      | null    | unlabelled |         | 0     |
 | 243142 | null     | null      | null    | unlabelled |         | 0     |
 | 243143 | null     | null      | null    | unlabelled |         | 0     |
 | 243144 | null     | null      | null    | unlabelled |         | 0     |
 | 243145 | null     | null      | null    | unlabelled |         | 0     |
 | 273927 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 504291 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 596003 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 672071 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 790753 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 829468 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 851496 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 983486 | null     | null      | null    | unlabelled |         | 0     |
 | 983487 | v1:4     | ethernet1 | 1.1.3.3 | 1038557    |         | 0     |
 | 983488 | v1:4     | ethernet1 | 1.1.3.3 | 1038558    |         | 0     |
 | 983489 | v1:4     | ethernet1 | 1.1.3.3 | 1038559    |         | 0     |
 | 983490 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 983491 | null     | null      | null    | unlabelled |         | 0     |
 | 983492 | null     | null      | null    | unlabelled |         | 0     |
 | 983493 | null     | null      | null    | unlabelled |         | 0     |
 | 983494 | null     | null      | null    | unlabelled |         | 0     |
 | 983495 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#