here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-04-24 20:20:17.157
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 61860   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 231762  | null     | null      | null    | unlabelled |         | 0     |
 | 231763  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 231764  | v1:4     | ethernet1 | 1.1.1.2 | 417290     |         | 0     |
 | 231765  | v1:4     | ethernet1 | 1.1.1.2 | 417291     |         | 0     |
 | 231766  | v1:4     | ethernet1 | 1.1.1.2 | 417292     |         | 0     |
 | 231767  | null     | null      | null    | unlabelled |         | 0     |
 | 231768  | null     | null      | null    | unlabelled |         | 0     |
 | 231769  | null     | null      | null    | unlabelled |         | 0     |
 | 231770  | null     | null      | null    | unlabelled |         | 0     |
 | 231771  | null     | null      | null    | unlabelled |         | 0     |
 | 321698  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 403583  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 426334  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 517766  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 614861  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 628361  | null     | null      | null    | unlabelled |         | 0     |
 | 628362  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 628363  | v1:6     | ethernet1 | 1234::2 | 64308      |         | 0     |
 | 628364  | v1:6     | ethernet1 | 1234::2 | 64309      |         | 0     |
 | 628365  | v1:6     | ethernet1 | 1234::2 | 64310      |         | 0     |
 | 628366  | null     | null      | null    | unlabelled |         | 0     |
 | 628367  | null     | null      | null    | unlabelled |         | 0     |
 | 628368  | null     | null      | null    | unlabelled |         | 0     |
 | 628369  | null     | null      | null    | unlabelled |         | 0     |
 | 628370  | null     | null      | null    | unlabelled |         | 0     |
 | 659555  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 738108  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 957151  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1002167 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-04-24 20:20:17.244
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 64306  | null     | null      | null    | unlabelled |         | 0     |
 | 64307  | v1:6     | ethernet1 | 1234::1 | 628362     |         | 1280  |
 | 64308  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 64309  | v1:6     | ethernet2 | 1235::3 | 124993     |         | 640   |
 | 64310  | v1:6     | ethernet2 | 1235::3 | 124994     |         | 640   |
 | 64311  | null     | null      | null    | unlabelled |         | 0     |
 | 64312  | null     | null      | null    | unlabelled |         | 0     |
 | 64313  | null     | null      | null    | unlabelled |         | 0     |
 | 64314  | null     | null      | null    | unlabelled |         | 0     |
 | 64315  | null     | null      | null    | unlabelled |         | 0     |
 | 252540 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 274269 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 291824 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 294253 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 400465 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 417288 | null     | null      | null    | unlabelled |         | 0     |
 | 417289 | v1:4     | ethernet1 | 1.1.1.1 | 231763     |         | 1280  |
 | 417290 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 417291 | v1:4     | ethernet2 | 1.1.2.3 | 33756      |         | 640   |
 | 417292 | v1:4     | ethernet2 | 1.1.2.3 | 33757      |         | 640   |
 | 417293 | null     | null      | null    | unlabelled |         | 0     |
 | 417294 | null     | null      | null    | unlabelled |         | 0     |
 | 417295 | null     | null      | null    | unlabelled |         | 0     |
 | 417296 | null     | null      | null    | unlabelled |         | 0     |
 | 417297 | null     | null      | null    | unlabelled |         | 0     |
 | 511648 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 602364 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 606377 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 614988 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 624668 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 637894 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 859455 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-04-24 20:20:17.358
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 33099  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 33753  | null     | null      | null    | unlabelled |         | 0     |
 | 33754  | v1:4     | ethernet1 | 1.1.2.2 | 417289     |         | 640   |
 | 33755  | v1:4     | ethernet1 | 1.1.2.2 | 417290     |         | 640   |
 | 33756  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 33757  | v1:4     | ethernet2 | 1.1.3.4 | 882480     |         | 1280  |
 | 33758  | null     | null      | null    | unlabelled |         | 0     |
 | 33759  | null     | null      | null    | unlabelled |         | 0     |
 | 33760  | null     | null      | null    | unlabelled |         | 0     |
 | 33761  | null     | null      | null    | unlabelled |         | 0     |
 | 33762  | null     | null      | null    | unlabelled |         | 0     |
 | 124990 | null     | null      | null    | unlabelled |         | 0     |
 | 124991 | v1:6     | ethernet1 | 1235::2 | 64307      |         | 640   |
 | 124992 | v1:6     | ethernet1 | 1235::2 | 64308      |         | 640   |
 | 124993 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 124994 | v1:6     | ethernet2 | 1236::4 | 527064     |         | 1280  |
 | 124995 | null     | null      | null    | unlabelled |         | 0     |
 | 124996 | null     | null      | null    | unlabelled |         | 0     |
 | 124997 | null     | null      | null    | unlabelled |         | 0     |
 | 124998 | null     | null      | null    | unlabelled |         | 0     |
 | 124999 | null     | null      | null    | unlabelled |         | 0     |
 | 145165 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 211355 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 250502 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 333421 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 371631 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 640452 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 736625 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 747279 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 823976 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 897104 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 995881 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-04-24 20:20:17.457
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 242417 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 260548 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 263954 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 279513 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 286037 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 342237 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 344349 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 435766 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 527060 | null     | null      | null    | unlabelled |         | 0     |
 | 527061 | v1:6     | ethernet1 | 1236::3 | 124991     |         | 0     |
 | 527062 | v1:6     | ethernet1 | 1236::3 | 124992     |         | 0     |
 | 527063 | v1:6     | ethernet1 | 1236::3 | 124993     |         | 0     |
 | 527064 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 527065 | null     | null      | null    | unlabelled |         | 0     |
 | 527066 | null     | null      | null    | unlabelled |         | 0     |
 | 527067 | null     | null      | null    | unlabelled |         | 0     |
 | 527068 | null     | null      | null    | unlabelled |         | 0     |
 | 527069 | null     | null      | null    | unlabelled |         | 0     |
 | 579717 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778829 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 882476 | null     | null      | null    | unlabelled |         | 0     |
 | 882477 | v1:4     | ethernet1 | 1.1.3.3 | 33754      |         | 0     |
 | 882478 | v1:4     | ethernet1 | 1.1.3.3 | 33755      |         | 0     |
 | 882479 | v1:4     | ethernet1 | 1.1.3.3 | 33756      |         | 0     |
 | 882480 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 882481 | null     | null      | null    | unlabelled |         | 0     |
 | 882482 | null     | null      | null    | unlabelled |         | 0     |
 | 882483 | null     | null      | null    | unlabelled |         | 0     |
 | 882484 | null     | null      | null    | unlabelled |         | 0     |
 | 882485 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#