here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 250627 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 282556 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 337610 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 480646 | null     | null      | null    | unlabelled |         | 0     |
 | 480647 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 480648 | v1:4     | ethernet1 | 1.1.1.2 | 744955     |         | 0     |
 | 480649 | v1:4     | ethernet1 | 1.1.1.2 | 744956     |         | 0     |
 | 480650 | v1:4     | ethernet1 | 1.1.1.2 | 744957     |         | 0     |
 | 480651 | null     | null      | null    | unlabelled |         | 0     |
 | 480652 | null     | null      | null    | unlabelled |         | 0     |
 | 480653 | null     | null      | null    | unlabelled |         | 0     |
 | 480654 | null     | null      | null    | unlabelled |         | 0     |
 | 480655 | null     | null      | null    | unlabelled |         | 0     |
 | 484198 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 512034 | null     | null      | null    | unlabelled |         | 0     |
 | 512035 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 512036 | v1:6     | ethernet1 | 1234::2 | 413461     |         | 0     |
 | 512037 | v1:6     | ethernet1 | 1234::2 | 413462     |         | 0     |
 | 512038 | v1:6     | ethernet1 | 1234::2 | 413463     |         | 0     |
 | 512039 | null     | null      | null    | unlabelled |         | 0     |
 | 512040 | null     | null      | null    | unlabelled |         | 0     |
 | 512041 | null     | null      | null    | unlabelled |         | 0     |
 | 512042 | null     | null      | null    | unlabelled |         | 0     |
 | 512043 | null     | null      | null    | unlabelled |         | 0     |
 | 628740 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 781378 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 837051 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 941905 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 957573 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 960933 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 141878  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 224467  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 354254  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 413459  | null     | null      | null    | unlabelled |         | 0     |
 | 413460  | v1:6     | ethernet1 | 1234::1 | 512035     |         | 1280  |
 | 413461  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 413462  | v1:6     | ethernet2 | 1235::3 | 176767     |         | 640   |
 | 413463  | v1:6     | ethernet2 | 1235::3 | 176768     |         | 640   |
 | 413464  | null     | null      | null    | unlabelled |         | 0     |
 | 413465  | null     | null      | null    | unlabelled |         | 0     |
 | 413466  | null     | null      | null    | unlabelled |         | 0     |
 | 413467  | null     | null      | null    | unlabelled |         | 0     |
 | 413468  | null     | null      | null    | unlabelled |         | 0     |
 | 459368  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 533664  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 601423  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 744953  | null     | null      | null    | unlabelled |         | 0     |
 | 744954  | v1:4     | ethernet1 | 1.1.1.1 | 480647     |         | 1280  |
 | 744955  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 744956  | v1:4     | ethernet2 | 1.1.2.3 | 82074      |         | 640   |
 | 744957  | v1:4     | ethernet2 | 1.1.2.3 | 82075      |         | 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     |
 | 773189  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 830816  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 837455  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 860715  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 948481  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1003809 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 35447  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 82071  | null     | null      | null    | unlabelled |         | 0     |
 | 82072  | v1:4     | ethernet1 | 1.1.2.2 | 744954     |         | 640   |
 | 82073  | v1:4     | ethernet1 | 1.1.2.2 | 744955     |         | 640   |
 | 82074  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 82075  | v1:4     | ethernet2 | 1.1.3.4 | 845096     |         | 1280  |
 | 82076  | null     | null      | null    | unlabelled |         | 0     |
 | 82077  | null     | null      | null    | unlabelled |         | 0     |
 | 82078  | null     | null      | null    | unlabelled |         | 0     |
 | 82079  | null     | null      | null    | unlabelled |         | 0     |
 | 82080  | null     | null      | null    | unlabelled |         | 0     |
 | 85100  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 92369  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 176764 | null     | null      | null    | unlabelled |         | 0     |
 | 176765 | v1:6     | ethernet1 | 1235::2 | 413460     |         | 640   |
 | 176766 | v1:6     | ethernet1 | 1235::2 | 413461     |         | 640   |
 | 176767 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 176768 | v1:6     | ethernet2 | 1236::4 | 533632     |         | 1280  |
 | 176769 | null     | null      | null    | unlabelled |         | 0     |
 | 176770 | null     | null      | null    | unlabelled |         | 0     |
 | 176771 | null     | null      | null    | unlabelled |         | 0     |
 | 176772 | null     | null      | null    | unlabelled |         | 0     |
 | 176773 | null     | null      | null    | unlabelled |         | 0     |
 | 328415 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 465607 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 471314 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 505621 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 524286 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 662732 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 722760 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 750330 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 916612 | v1:4     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 237046  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 243677  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 388948  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 533628  | null     | null      | null    | unlabelled |         | 0     |
 | 533629  | v1:6     | ethernet1 | 1236::3 | 176765     |         | 0     |
 | 533630  | v1:6     | ethernet1 | 1236::3 | 176766     |         | 0     |
 | 533631  | v1:6     | ethernet1 | 1236::3 | 176767     |         | 0     |
 | 533632  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 533633  | null     | null      | null    | unlabelled |         | 0     |
 | 533634  | null     | null      | null    | unlabelled |         | 0     |
 | 533635  | null     | null      | null    | unlabelled |         | 0     |
 | 533636  | null     | null      | null    | unlabelled |         | 0     |
 | 533637  | null     | null      | null    | unlabelled |         | 0     |
 | 594196  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 623408  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 643491  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 728178  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 834666  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 845092  | null     | null      | null    | unlabelled |         | 0     |
 | 845093  | v1:4     | ethernet1 | 1.1.3.3 | 82072      |         | 0     |
 | 845094  | v1:4     | ethernet1 | 1.1.3.3 | 82073      |         | 0     |
 | 845095  | v1:4     | ethernet1 | 1.1.3.3 | 82074      |         | 0     |
 | 845096  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 845097  | null     | null      | null    | unlabelled |         | 0     |
 | 845098  | null     | null      | null    | unlabelled |         | 0     |
 | 845099  | null     | null      | null    | unlabelled |         | 0     |
 | 845100  | null     | null      | null    | unlabelled |         | 0     |
 | 845101  | null     | null      | null    | unlabelled |         | 0     |
 | 931075  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1001848 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#