here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-04-02 10:41:45.655
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10666  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 86934  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 121123 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 315011 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 412775 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 468406 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 550667 | null     | null      | null    | unlabelled |         | 0     |
 | 550668 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 550669 | v1:4     | ethernet1 | 1.1.1.2 | 140229     |         | 0     |
 | 550670 | v1:4     | ethernet1 | 1.1.1.2 | 140230     |         | 0     |
 | 550671 | v1:4     | ethernet1 | 1.1.1.2 | 140231     |         | 0     |
 | 550672 | null     | null      | null    | unlabelled |         | 0     |
 | 550673 | null     | null      | null    | unlabelled |         | 0     |
 | 550674 | null     | null      | null    | unlabelled |         | 0     |
 | 550675 | null     | null      | null    | unlabelled |         | 0     |
 | 550676 | null     | null      | null    | unlabelled |         | 0     |
 | 598912 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 767752 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 802017 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 879469 | null     | null      | null    | unlabelled |         | 0     |
 | 879470 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 879471 | v1:6     | ethernet1 | 1234::2 | 537598     |         | 0     |
 | 879472 | v1:6     | ethernet1 | 1234::2 | 537599     |         | 0     |
 | 879473 | v1:6     | ethernet1 | 1234::2 | 537600     |         | 0     |
 | 879474 | null     | null      | null    | unlabelled |         | 0     |
 | 879475 | null     | null      | null    | unlabelled |         | 0     |
 | 879476 | null     | null      | null    | unlabelled |         | 0     |
 | 879477 | null     | null      | null    | unlabelled |         | 0     |
 | 879478 | null     | null      | null    | unlabelled |         | 0     |
 | 926728 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-04-02 10:41:45.767
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 71152   | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 140227  | null     | null      | null    | unlabelled |         | 0     |
 | 140228  | v1:4     | ethernet1 | 1.1.1.1 | 550668     |         | 1280  |
 | 140229  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 140230  | v1:4     | ethernet2 | 1.1.2.3 | 269989     |         | 640   |
 | 140231  | v1:4     | ethernet2 | 1.1.2.3 | 269990     |         | 640   |
 | 140232  | null     | null      | null    | unlabelled |         | 0     |
 | 140233  | null     | null      | null    | unlabelled |         | 0     |
 | 140234  | null     | null      | null    | unlabelled |         | 0     |
 | 140235  | null     | null      | null    | unlabelled |         | 0     |
 | 140236  | null     | null      | null    | unlabelled |         | 0     |
 | 181979  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 210925  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 345076  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 537596  | null     | null      | null    | unlabelled |         | 0     |
 | 537597  | v1:6     | ethernet1 | 1234::1 | 879470     |         | 1280  |
 | 537598  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 537599  | v1:6     | ethernet2 | 1235::3 | 373824     |         | 640   |
 | 537600  | v1:6     | ethernet2 | 1235::3 | 373825     |         | 640   |
 | 537601  | null     | null      | null    | unlabelled |         | 0     |
 | 537602  | null     | null      | null    | unlabelled |         | 0     |
 | 537603  | null     | null      | null    | unlabelled |         | 0     |
 | 537604  | null     | null      | null    | unlabelled |         | 0     |
 | 537605  | null     | null      | null    | unlabelled |         | 0     |
 | 570823  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 674462  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 678557  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 749816  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 829928  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 866553  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 977909  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1034063 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-04-02 10:41:45.859
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 4997    | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 84709   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 142161  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 191876  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 268745  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 269986  | null     | null      | null    | unlabelled |         | 0     |
 | 269987  | v1:4     | ethernet1 | 1.1.2.2 | 140228     |         | 640   |
 | 269988  | v1:4     | ethernet1 | 1.1.2.2 | 140229     |         | 640   |
 | 269989  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 269990  | v1:4     | ethernet2 | 1.1.3.4 | 385311     |         | 1280  |
 | 269991  | null     | null      | null    | unlabelled |         | 0     |
 | 269992  | null     | null      | null    | unlabelled |         | 0     |
 | 269993  | null     | null      | null    | unlabelled |         | 0     |
 | 269994  | null     | null      | null    | unlabelled |         | 0     |
 | 269995  | null     | null      | null    | unlabelled |         | 0     |
 | 373821  | null     | null      | null    | unlabelled |         | 0     |
 | 373822  | v1:6     | ethernet1 | 1235::2 | 537597     |         | 640   |
 | 373823  | v1:6     | ethernet1 | 1235::2 | 537598     |         | 640   |
 | 373824  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 373825  | v1:6     | ethernet2 | 1236::4 | 905198     |         | 1280  |
 | 373826  | null     | null      | null    | unlabelled |         | 0     |
 | 373827  | null     | null      | null    | unlabelled |         | 0     |
 | 373828  | null     | null      | null    | unlabelled |         | 0     |
 | 373829  | null     | null      | null    | unlabelled |         | 0     |
 | 373830  | null     | null      | null    | unlabelled |         | 0     |
 | 536973  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 559072  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 825603  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 865806  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 926392  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1006898 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1047247 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-04-02 10:41:45.960
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 124297 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 257019 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 333938 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 385307 | null     | null      | null    | unlabelled |         | 0     |
 | 385308 | v1:4     | ethernet1 | 1.1.3.3 | 269987     |         | 0     |
 | 385309 | v1:4     | ethernet1 | 1.1.3.3 | 269988     |         | 0     |
 | 385310 | v1:4     | ethernet1 | 1.1.3.3 | 269989     |         | 0     |
 | 385311 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 385312 | null     | null      | null    | unlabelled |         | 0     |
 | 385313 | null     | null      | null    | unlabelled |         | 0     |
 | 385314 | null     | null      | null    | unlabelled |         | 0     |
 | 385315 | null     | null      | null    | unlabelled |         | 0     |
 | 385316 | null     | null      | null    | unlabelled |         | 0     |
 | 475612 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 554717 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 567753 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 647177 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 678101 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 765604 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 835639 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 905194 | null     | null      | null    | unlabelled |         | 0     |
 | 905195 | v1:6     | ethernet1 | 1236::3 | 373822     |         | 0     |
 | 905196 | v1:6     | ethernet1 | 1236::3 | 373823     |         | 0     |
 | 905197 | v1:6     | ethernet1 | 1236::3 | 373824     |         | 0     |
 | 905198 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 905199 | null     | null      | null    | unlabelled |         | 0     |
 | 905200 | null     | null      | null    | unlabelled |         | 0     |
 | 905201 | null     | null      | null    | unlabelled |         | 0     |
 | 905202 | null     | null      | null    | unlabelled |         | 0     |
 | 905203 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#