here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-03-20 08:58:32.478
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6532   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 9323   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 114117 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 167436 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 239006 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 251893 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 348614 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 437593 | null     | null      | null    | unlabelled |         | 0     |
 | 437594 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 437595 | v1:4     | ethernet1 | 1.1.1.2 | 990236     |         | 0     |
 | 437596 | v1:4     | ethernet1 | 1.1.1.2 | 990237     |         | 0     |
 | 437597 | v1:4     | ethernet1 | 1.1.1.2 | 990238     |         | 0     |
 | 437598 | null     | null      | null    | unlabelled |         | 0     |
 | 437599 | null     | null      | null    | unlabelled |         | 0     |
 | 437600 | null     | null      | null    | unlabelled |         | 0     |
 | 437601 | null     | null      | null    | unlabelled |         | 0     |
 | 437602 | null     | null      | null    | unlabelled |         | 0     |
 | 756575 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 796021 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 822916 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 826050 | null     | null      | null    | unlabelled |         | 0     |
 | 826051 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 826052 | v1:6     | ethernet1 | 1234::2 | 108317     |         | 0     |
 | 826053 | v1:6     | ethernet1 | 1234::2 | 108318     |         | 0     |
 | 826054 | v1:6     | ethernet1 | 1234::2 | 108319     |         | 0     |
 | 826055 | null     | null      | null    | unlabelled |         | 0     |
 | 826056 | null     | null      | null    | unlabelled |         | 0     |
 | 826057 | null     | null      | null    | unlabelled |         | 0     |
 | 826058 | null     | null      | null    | unlabelled |         | 0     |
 | 826059 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-03-20 08:58:32.582
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 63763   | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 91113   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 108315  | null     | null      | null    | unlabelled |         | 0     |
 | 108316  | v1:6     | ethernet1 | 1234::1 | 826051     |         | 1280  |
 | 108317  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 108318  | v1:6     | ethernet2 | 1235::3 | 199842     |         | 640   |
 | 108319  | v1:6     | ethernet2 | 1235::3 | 199843     |         | 640   |
 | 108320  | null     | null      | null    | unlabelled |         | 0     |
 | 108321  | null     | null      | null    | unlabelled |         | 0     |
 | 108322  | null     | null      | null    | unlabelled |         | 0     |
 | 108323  | null     | null      | null    | unlabelled |         | 0     |
 | 108324  | null     | null      | null    | unlabelled |         | 0     |
 | 160955  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 160996  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 530733  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 547109  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 589940  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 620412  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 964406  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 990234  | null     | null      | null    | unlabelled |         | 0     |
 | 990235  | v1:4     | ethernet1 | 1.1.1.1 | 437594     |         | 1280  |
 | 990236  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 990237  | v1:4     | ethernet2 | 1.1.2.3 | 904297     |         | 640   |
 | 990238  | v1:4     | ethernet2 | 1.1.2.3 | 904298     |         | 640   |
 | 990239  | null     | null      | null    | unlabelled |         | 0     |
 | 990240  | null     | null      | null    | unlabelled |         | 0     |
 | 990241  | null     | null      | null    | unlabelled |         | 0     |
 | 990242  | null     | null      | null    | unlabelled |         | 0     |
 | 990243  | null     | null      | null    | unlabelled |         | 0     |
 | 1002408 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1034074 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1046866 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-03-20 08:58:32.683
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 111399  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 166051  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 185730  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 199839  | null     | null      | null    | unlabelled |         | 0     |
 | 199840  | v1:6     | ethernet1 | 1235::2 | 108316     |         | 640   |
 | 199841  | v1:6     | ethernet1 | 1235::2 | 108317     |         | 640   |
 | 199842  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 199843  | v1:6     | ethernet2 | 1236::4 | 577191     |         | 1280  |
 | 199844  | null     | null      | null    | unlabelled |         | 0     |
 | 199845  | null     | null      | null    | unlabelled |         | 0     |
 | 199846  | null     | null      | null    | unlabelled |         | 0     |
 | 199847  | null     | null      | null    | unlabelled |         | 0     |
 | 199848  | null     | null      | null    | unlabelled |         | 0     |
 | 210736  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 295467  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 424617  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 622208  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 714315  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 729166  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 904294  | null     | null      | null    | unlabelled |         | 0     |
 | 904295  | v1:4     | ethernet1 | 1.1.2.2 | 990235     |         | 640   |
 | 904296  | v1:4     | ethernet1 | 1.1.2.2 | 990236     |         | 640   |
 | 904297  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 904298  | v1:4     | ethernet2 | 1.1.3.4 | 917614     |         | 1280  |
 | 904299  | null     | null      | null    | unlabelled |         | 0     |
 | 904300  | null     | null      | null    | unlabelled |         | 0     |
 | 904301  | null     | null      | null    | unlabelled |         | 0     |
 | 904302  | null     | null      | null    | unlabelled |         | 0     |
 | 904303  | null     | null      | null    | unlabelled |         | 0     |
 | 912296  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 947494  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1012126 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-03-20 08:58:32.721
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 16843   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 266411  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 281106  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 341121  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 399005  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 577187  | null     | null      | null    | unlabelled |         | 0     |
 | 577188  | v1:6     | ethernet1 | 1236::3 | 199840     |         | 0     |
 | 577189  | v1:6     | ethernet1 | 1236::3 | 199841     |         | 0     |
 | 577190  | v1:6     | ethernet1 | 1236::3 | 199842     |         | 0     |
 | 577191  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 577192  | null     | null      | null    | unlabelled |         | 0     |
 | 577193  | null     | null      | null    | unlabelled |         | 0     |
 | 577194  | null     | null      | null    | unlabelled |         | 0     |
 | 577195  | null     | null      | null    | unlabelled |         | 0     |
 | 577196  | null     | null      | null    | unlabelled |         | 0     |
 | 810735  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 889698  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 917610  | null     | null      | null    | unlabelled |         | 0     |
 | 917611  | v1:4     | ethernet1 | 1.1.3.3 | 904295     |         | 0     |
 | 917612  | v1:4     | ethernet1 | 1.1.3.3 | 904296     |         | 0     |
 | 917613  | v1:4     | ethernet1 | 1.1.3.3 | 904297     |         | 0     |
 | 917614  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 917615  | null     | null      | null    | unlabelled |         | 0     |
 | 917616  | null     | null      | null    | unlabelled |         | 0     |
 | 917617  | null     | null      | null    | unlabelled |         | 0     |
 | 917618  | null     | null      | null    | unlabelled |         | 0     |
 | 917619  | null     | null      | null    | unlabelled |         | 0     |
 | 924073  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 980858  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1032864 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#