here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 75847  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 107177 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 123135 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 168184 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 314250 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 508029 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 524157 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 544023 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 574964 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 597179 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 599130 | null     | null      | null    | unlabelled |         | 0     |
 | 599131 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 599132 | v1:6     | ethernet1 | 1234::2 | 744955     |         | 0     |
 | 599133 | v1:6     | ethernet1 | 1234::2 | 744956     |         | 0     |
 | 599134 | v1:6     | ethernet1 | 1234::2 | 744957     |         | 0     |
 | 599135 | null     | null      | null    | unlabelled |         | 0     |
 | 599136 | null     | null      | null    | unlabelled |         | 0     |
 | 599137 | null     | null      | null    | unlabelled |         | 0     |
 | 599138 | null     | null      | null    | unlabelled |         | 0     |
 | 599139 | null     | null      | null    | unlabelled |         | 0     |
 | 968885 | null     | null      | null    | unlabelled |         | 0     |
 | 968886 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 968887 | v1:4     | ethernet1 | 1.1.1.2 | 483627     |         | 0     |
 | 968888 | v1:4     | ethernet1 | 1.1.1.2 | 483628     |         | 0     |
 | 968889 | v1:4     | ethernet1 | 1.1.1.2 | 483629     |         | 0     |
 | 968890 | null     | null      | null    | unlabelled |         | 0     |
 | 968891 | null     | null      | null    | unlabelled |         | 0     |
 | 968892 | null     | null      | null    | unlabelled |         | 0     |
 | 968893 | null     | null      | null    | unlabelled |         | 0     |
 | 968894 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 150413 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 155524 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 157003 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 228073 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 315474 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 483625 | null     | null      | null    | unlabelled |         | 0     |
 | 483626 | v1:4     | ethernet1 | 1.1.1.1 | 968886     |         | 1280  |
 | 483627 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 483628 | v1:4     | ethernet2 | 1.1.2.3 | 631016     |         | 640   |
 | 483629 | v1:4     | ethernet2 | 1.1.2.3 | 631017     |         | 640   |
 | 483630 | null     | null      | null    | unlabelled |         | 0     |
 | 483631 | null     | null      | null    | unlabelled |         | 0     |
 | 483632 | null     | null      | null    | unlabelled |         | 0     |
 | 483633 | null     | null      | null    | unlabelled |         | 0     |
 | 483634 | null     | null      | null    | unlabelled |         | 0     |
 | 545934 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 606438 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 668960 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 744953 | null     | null      | null    | unlabelled |         | 0     |
 | 744954 | v1:6     | ethernet1 | 1234::1 | 599131     |         | 1280  |
 | 744955 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 744956 | v1:6     | ethernet2 | 1235::3 | 540805     |         | 640   |
 | 744957 | v1:6     | ethernet2 | 1235::3 | 540806     |         | 640   |
 | 744958 | null     | null      | null    | unlabelled |         | 0     |
 | 744959 | null     | null      | null    | unlabelled |         | 0     |
 | 744960 | null     | null      | null    | unlabelled |         | 0     |
 | 744961 | null     | null      | null    | unlabelled |         | 0     |
 | 744962 | null     | null      | null    | unlabelled |         | 0     |
 | 887797 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 899284 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 966630 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 999451 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 153908 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 267530 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 314847 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 344039 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 463298 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 524113 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 540802 | null     | null      | null    | unlabelled |         | 0     |
 | 540803 | v1:6     | ethernet1 | 1235::2 | 744954     |         | 640   |
 | 540804 | v1:6     | ethernet1 | 1235::2 | 744955     |         | 640   |
 | 540805 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 540806 | v1:6     | ethernet2 | 1236::4 | 669494     |         | 1280  |
 | 540807 | null     | null      | null    | unlabelled |         | 0     |
 | 540808 | null     | null      | null    | unlabelled |         | 0     |
 | 540809 | null     | null      | null    | unlabelled |         | 0     |
 | 540810 | null     | null      | null    | unlabelled |         | 0     |
 | 540811 | null     | null      | null    | unlabelled |         | 0     |
 | 558362 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 601683 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 631013 | null     | null      | null    | unlabelled |         | 0     |
 | 631014 | v1:4     | ethernet1 | 1.1.2.2 | 483626     |         | 640   |
 | 631015 | v1:4     | ethernet1 | 1.1.2.2 | 483627     |         | 640   |
 | 631016 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 631017 | v1:4     | ethernet2 | 1.1.3.4 | 32787      |         | 1280  |
 | 631018 | null     | null      | null    | unlabelled |         | 0     |
 | 631019 | null     | null      | null    | unlabelled |         | 0     |
 | 631020 | null     | null      | null    | unlabelled |         | 0     |
 | 631021 | null     | null      | null    | unlabelled |         | 0     |
 | 631022 | null     | null      | null    | unlabelled |         | 0     |
 | 718087 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 780370 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 794150 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 824120 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32783  | null     | null      | null    | unlabelled |         | 0     |
 | 32784  | v1:4     | ethernet1 | 1.1.3.3 | 631014     |         | 0     |
 | 32785  | v1:4     | ethernet1 | 1.1.3.3 | 631015     |         | 0     |
 | 32786  | v1:4     | ethernet1 | 1.1.3.3 | 631016     |         | 0     |
 | 32787  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 32788  | null     | null      | null    | unlabelled |         | 0     |
 | 32789  | null     | null      | null    | unlabelled |         | 0     |
 | 32790  | null     | null      | null    | unlabelled |         | 0     |
 | 32791  | null     | null      | null    | unlabelled |         | 0     |
 | 32792  | null     | null      | null    | unlabelled |         | 0     |
 | 163519 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 198256 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 297696 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 395573 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 456472 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 519555 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 651617 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 669490 | null     | null      | null    | unlabelled |         | 0     |
 | 669491 | v1:6     | ethernet1 | 1236::3 | 540803     |         | 0     |
 | 669492 | v1:6     | ethernet1 | 1236::3 | 540804     |         | 0     |
 | 669493 | v1:6     | ethernet1 | 1236::3 | 540805     |         | 0     |
 | 669494 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 669495 | null     | null      | null    | unlabelled |         | 0     |
 | 669496 | null     | null      | null    | unlabelled |         | 0     |
 | 669497 | null     | null      | null    | unlabelled |         | 0     |
 | 669498 | null     | null      | null    | unlabelled |         | 0     |
 | 669499 | null     | null      | null    | unlabelled |         | 0     |
 | 828564 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 853216 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 914608 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#