here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2023-07-13 06:21:48.416
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 17068   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 123418  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 251510  | null     | null      | null    | unlabelled |         | 0     |
 | 251511  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 251512  | v1:4     | ethernet1 | 1.1.1.2 | 213929     |         | 0     |
 | 251513  | v1:4     | ethernet1 | 1.1.1.2 | 213930     |         | 0     |
 | 251514  | v1:4     | ethernet1 | 1.1.1.2 | 213931     |         | 0     |
 | 251515  | null     | null      | null    | unlabelled |         | 0     |
 | 251516  | null     | null      | null    | unlabelled |         | 0     |
 | 251517  | null     | null      | null    | unlabelled |         | 0     |
 | 251518  | null     | null      | null    | unlabelled |         | 0     |
 | 251519  | null     | null      | null    | unlabelled |         | 0     |
 | 270648  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 284265  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 345434  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 489465  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 618502  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 667048  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 757529  | null     | null      | null    | unlabelled |         | 0     |
 | 757530  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 757531  | v1:6     | ethernet1 | 1234::2 | 217961     |         | 0     |
 | 757532  | v1:6     | ethernet1 | 1234::2 | 217962     |         | 0     |
 | 757533  | v1:6     | ethernet1 | 1234::2 | 217963     |         | 0     |
 | 757534  | null     | null      | null    | unlabelled |         | 0     |
 | 757535  | null     | null      | null    | unlabelled |         | 0     |
 | 757536  | null     | null      | null    | unlabelled |         | 0     |
 | 757537  | null     | null      | null    | unlabelled |         | 0     |
 | 757538  | null     | null      | null    | unlabelled |         | 0     |
 | 1020130 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1029096 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2023-07-13 06:21:48.517
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21268  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 94845  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 213927 | null     | null      | null    | unlabelled |         | 0     |
 | 213928 | v1:4     | ethernet1 | 1.1.1.1 | 251511     |         | 1280  |
 | 213929 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 213930 | v1:4     | ethernet2 | 1.1.2.3 | 789942     |         | 640   |
 | 213931 | v1:4     | ethernet2 | 1.1.2.3 | 789943     |         | 640   |
 | 213932 | null     | null      | null    | unlabelled |         | 0     |
 | 213933 | null     | null      | null    | unlabelled |         | 0     |
 | 213934 | null     | null      | null    | unlabelled |         | 0     |
 | 213935 | null     | null      | null    | unlabelled |         | 0     |
 | 213936 | null     | null      | null    | unlabelled |         | 0     |
 | 217959 | null     | null      | null    | unlabelled |         | 0     |
 | 217960 | v1:6     | ethernet1 | 1234::1 | 757530     |         | 1280  |
 | 217961 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 217962 | v1:6     | ethernet2 | 1235::3 | 260853     |         | 640   |
 | 217963 | v1:6     | ethernet2 | 1235::3 | 260854     |         | 640   |
 | 217964 | null     | null      | null    | unlabelled |         | 0     |
 | 217965 | null     | null      | null    | unlabelled |         | 0     |
 | 217966 | null     | null      | null    | unlabelled |         | 0     |
 | 217967 | null     | null      | null    | unlabelled |         | 0     |
 | 217968 | null     | null      | null    | unlabelled |         | 0     |
 | 303608 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 443991 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 454950 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 509268 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 516449 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 529084 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 693691 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 841999 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 864786 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 906865 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2023-07-13 06:21:48.630
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 17104  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 74725  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 77906  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 175383 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 227928 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 248166 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 260850 | null     | null      | null    | unlabelled |         | 0     |
 | 260851 | v1:6     | ethernet1 | 1235::2 | 217960     |         | 640   |
 | 260852 | v1:6     | ethernet1 | 1235::2 | 217961     |         | 640   |
 | 260853 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 260854 | v1:6     | ethernet2 | 1236::4 | 678188     |         | 1280  |
 | 260855 | null     | null      | null    | unlabelled |         | 0     |
 | 260856 | null     | null      | null    | unlabelled |         | 0     |
 | 260857 | null     | null      | null    | unlabelled |         | 0     |
 | 260858 | null     | null      | null    | unlabelled |         | 0     |
 | 260859 | null     | null      | null    | unlabelled |         | 0     |
 | 380475 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 481949 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 614676 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 659572 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 724107 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 789939 | null     | null      | null    | unlabelled |         | 0     |
 | 789940 | v1:4     | ethernet1 | 1.1.2.2 | 213928     |         | 640   |
 | 789941 | v1:4     | ethernet1 | 1.1.2.2 | 213929     |         | 640   |
 | 789942 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 789943 | v1:4     | ethernet2 | 1.1.3.4 | 507769     |         | 1280  |
 | 789944 | null     | null      | null    | unlabelled |         | 0     |
 | 789945 | null     | null      | null    | unlabelled |         | 0     |
 | 789946 | null     | null      | null    | unlabelled |         | 0     |
 | 789947 | null     | null      | null    | unlabelled |         | 0     |
 | 789948 | null     | null      | null    | unlabelled |         | 0     |
 | 986526 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2023-07-13 06:21:48.726
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 137633  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 252244  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 291192  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 292611  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 436351  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 507765  | null     | null      | null    | unlabelled |         | 0     |
 | 507766  | v1:4     | ethernet1 | 1.1.3.3 | 789940     |         | 0     |
 | 507767  | v1:4     | ethernet1 | 1.1.3.3 | 789941     |         | 0     |
 | 507768  | v1:4     | ethernet1 | 1.1.3.3 | 789942     |         | 0     |
 | 507769  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 507770  | null     | null      | null    | unlabelled |         | 0     |
 | 507771  | null     | null      | null    | unlabelled |         | 0     |
 | 507772  | null     | null      | null    | unlabelled |         | 0     |
 | 507773  | null     | null      | null    | unlabelled |         | 0     |
 | 507774  | null     | null      | null    | unlabelled |         | 0     |
 | 513670  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 619286  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 678184  | null     | null      | null    | unlabelled |         | 0     |
 | 678185  | v1:6     | ethernet1 | 1236::3 | 260851     |         | 0     |
 | 678186  | v1:6     | ethernet1 | 1236::3 | 260852     |         | 0     |
 | 678187  | v1:6     | ethernet1 | 1236::3 | 260853     |         | 0     |
 | 678188  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 678189  | null     | null      | null    | unlabelled |         | 0     |
 | 678190  | null     | null      | null    | unlabelled |         | 0     |
 | 678191  | null     | null      | null    | unlabelled |         | 0     |
 | 678192  | null     | null      | null    | unlabelled |         | 0     |
 | 678193  | null     | null      | null    | unlabelled |         | 0     |
 | 974600  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 984442  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1014272 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#