here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 195525 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 336514 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 379943 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 465060 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 473483 | null     | null      | null    | unlabelled |         | 0     |
 | 473484 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 473485 | v1:6     | ethernet1 | 1234::2 | 148753     |         | 0     |
 | 473486 | v1:6     | ethernet1 | 1234::2 | 148754     |         | 0     |
 | 473487 | v1:6     | ethernet1 | 1234::2 | 148755     |         | 0     |
 | 473488 | null     | null      | null    | unlabelled |         | 0     |
 | 473489 | null     | null      | null    | unlabelled |         | 0     |
 | 473490 | null     | null      | null    | unlabelled |         | 0     |
 | 473491 | null     | null      | null    | unlabelled |         | 0     |
 | 473492 | null     | null      | null    | unlabelled |         | 0     |
 | 477134 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 639375 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 664693 | null     | null      | null    | unlabelled |         | 0     |
 | 664694 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 664695 | v1:4     | ethernet1 | 1.1.1.2 | 743363     |         | 0     |
 | 664696 | v1:4     | ethernet1 | 1.1.1.2 | 743364     |         | 0     |
 | 664697 | v1:4     | ethernet1 | 1.1.1.2 | 743365     |         | 0     |
 | 664698 | null     | null      | null    | unlabelled |         | 0     |
 | 664699 | null     | null      | null    | unlabelled |         | 0     |
 | 664700 | null     | null      | null    | unlabelled |         | 0     |
 | 664701 | null     | null      | null    | unlabelled |         | 0     |
 | 664702 | null     | null      | null    | unlabelled |         | 0     |
 | 682459 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 793214 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 794771 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 997118 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 432    | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 20612  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 25069  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 114273 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 148751 | null     | null      | null    | unlabelled |         | 0     |
 | 148752 | v1:6     | ethernet1 | 1234::1 | 473484     |         | 1280  |
 | 148753 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 148754 | v1:6     | ethernet2 | 1235::3 | 233612     |         | 640   |
 | 148755 | v1:6     | ethernet2 | 1235::3 | 233613     |         | 640   |
 | 148756 | null     | null      | null    | unlabelled |         | 0     |
 | 148757 | null     | null      | null    | unlabelled |         | 0     |
 | 148758 | null     | null      | null    | unlabelled |         | 0     |
 | 148759 | null     | null      | null    | unlabelled |         | 0     |
 | 148760 | null     | null      | null    | unlabelled |         | 0     |
 | 236652 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 313497 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 356612 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 396048 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 437451 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 691077 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 743361 | null     | null      | null    | unlabelled |         | 0     |
 | 743362 | v1:4     | ethernet1 | 1.1.1.1 | 664694     |         | 1280  |
 | 743363 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 743364 | v1:4     | ethernet2 | 1.1.2.3 | 172644     |         | 640   |
 | 743365 | v1:4     | ethernet2 | 1.1.2.3 | 172645     |         | 640   |
 | 743366 | null     | null      | null    | unlabelled |         | 0     |
 | 743367 | null     | null      | null    | unlabelled |         | 0     |
 | 743368 | null     | null      | null    | unlabelled |         | 0     |
 | 743369 | null     | null      | null    | unlabelled |         | 0     |
 | 743370 | null     | null      | null    | unlabelled |         | 0     |
 | 872218 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 992436 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 172641  | null     | null      | null    | unlabelled |         | 0     |
 | 172642  | v1:4     | ethernet1 | 1.1.2.2 | 743362     |         | 640   |
 | 172643  | v1:4     | ethernet1 | 1.1.2.2 | 743363     |         | 640   |
 | 172644  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 172645  | v1:4     | ethernet2 | 1.1.3.4 | 511741     |         | 1280  |
 | 172646  | null     | null      | null    | unlabelled |         | 0     |
 | 172647  | null     | null      | null    | unlabelled |         | 0     |
 | 172648  | null     | null      | null    | unlabelled |         | 0     |
 | 172649  | null     | null      | null    | unlabelled |         | 0     |
 | 172650  | null     | null      | null    | unlabelled |         | 0     |
 | 217510  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 233609  | null     | null      | null    | unlabelled |         | 0     |
 | 233610  | v1:6     | ethernet1 | 1235::2 | 148752     |         | 640   |
 | 233611  | v1:6     | ethernet1 | 1235::2 | 148753     |         | 640   |
 | 233612  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 233613  | v1:6     | ethernet2 | 1236::4 | 162861     |         | 1280  |
 | 233614  | null     | null      | null    | unlabelled |         | 0     |
 | 233615  | null     | null      | null    | unlabelled |         | 0     |
 | 233616  | null     | null      | null    | unlabelled |         | 0     |
 | 233617  | null     | null      | null    | unlabelled |         | 0     |
 | 233618  | null     | null      | null    | unlabelled |         | 0     |
 | 297486  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 423478  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 434770  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 517714  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 518779  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 523013  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 556496  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 625072  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 808316  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 854874  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1039949 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 34262  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 162857 | null     | null      | null    | unlabelled |         | 0     |
 | 162858 | v1:6     | ethernet1 | 1236::3 | 233610     |         | 0     |
 | 162859 | v1:6     | ethernet1 | 1236::3 | 233611     |         | 0     |
 | 162860 | v1:6     | ethernet1 | 1236::3 | 233612     |         | 0     |
 | 162861 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 162862 | null     | null      | null    | unlabelled |         | 0     |
 | 162863 | null     | null      | null    | unlabelled |         | 0     |
 | 162864 | null     | null      | null    | unlabelled |         | 0     |
 | 162865 | null     | null      | null    | unlabelled |         | 0     |
 | 162866 | null     | null      | null    | unlabelled |         | 0     |
 | 166454 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 389539 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 510909 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 511737 | null     | null      | null    | unlabelled |         | 0     |
 | 511738 | v1:4     | ethernet1 | 1.1.3.3 | 172642     |         | 0     |
 | 511739 | v1:4     | ethernet1 | 1.1.3.3 | 172643     |         | 0     |
 | 511740 | v1:4     | ethernet1 | 1.1.3.3 | 172644     |         | 0     |
 | 511741 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 511742 | null     | null      | null    | unlabelled |         | 0     |
 | 511743 | null     | null      | null    | unlabelled |         | 0     |
 | 511744 | null     | null      | null    | unlabelled |         | 0     |
 | 511745 | null     | null      | null    | unlabelled |         | 0     |
 | 511746 | null     | null      | null    | unlabelled |         | 0     |
 | 551417 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 769395 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 774096 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 797350 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 897089 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 942124 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#