here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 137715 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 319136 | null     | null      | null    | unlabelled |         | 0     |
 | 319137 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 319138 | v1:6     | ethernet1 | 1234::2 | 1045256    |         | 0     |
 | 319139 | v1:6     | ethernet1 | 1234::2 | 1045257    |         | 0     |
 | 319140 | v1:6     | ethernet1 | 1234::2 | 1045258    |         | 0     |
 | 319141 | null     | null      | null    | unlabelled |         | 0     |
 | 319142 | null     | null      | null    | unlabelled |         | 0     |
 | 319143 | null     | null      | null    | unlabelled |         | 0     |
 | 319144 | null     | null      | null    | unlabelled |         | 0     |
 | 319145 | null     | null      | null    | unlabelled |         | 0     |
 | 482876 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 733816 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 778261 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 792997 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 926470 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 944617 | null     | null      | null    | unlabelled |         | 0     |
 | 944618 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 944619 | v1:4     | ethernet1 | 1.1.1.2 | 501922     |         | 0     |
 | 944620 | v1:4     | ethernet1 | 1.1.1.2 | 501923     |         | 0     |
 | 944621 | v1:4     | ethernet1 | 1.1.1.2 | 501924     |         | 0     |
 | 944622 | null     | null      | null    | unlabelled |         | 0     |
 | 944623 | null     | null      | null    | unlabelled |         | 0     |
 | 944624 | null     | null      | null    | unlabelled |         | 0     |
 | 944625 | null     | null      | null    | unlabelled |         | 0     |
 | 944626 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 33281   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 298845  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 374595  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 376689  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 501920  | null     | null      | null    | unlabelled |         | 0     |
 | 501921  | v1:4     | ethernet1 | 1.1.1.1 | 944618     |         | 1280  |
 | 501922  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 501923  | v1:4     | ethernet2 | 1.1.2.3 | 394418     |         | 640   |
 | 501924  | v1:4     | ethernet2 | 1.1.2.3 | 394419     |         | 640   |
 | 501925  | null     | null      | null    | unlabelled |         | 0     |
 | 501926  | null     | null      | null    | unlabelled |         | 0     |
 | 501927  | null     | null      | null    | unlabelled |         | 0     |
 | 501928  | null     | null      | null    | unlabelled |         | 0     |
 | 501929  | null     | null      | null    | unlabelled |         | 0     |
 | 635058  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 828833  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 860529  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 874615  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 1045254 | null     | null      | null    | unlabelled |         | 0     |
 | 1045255 | v1:6     | ethernet1 | 1234::1 | 319137     |         | 1280  |
 | 1045256 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1045257 | v1:6     | ethernet2 | 1235::3 | 256586     |         | 640   |
 | 1045258 | v1:6     | ethernet2 | 1235::3 | 256587     |         | 640   |
 | 1045259 | null     | null      | null    | unlabelled |         | 0     |
 | 1045260 | null     | null      | null    | unlabelled |         | 0     |
 | 1045261 | null     | null      | null    | unlabelled |         | 0     |
 | 1045262 | null     | null      | null    | unlabelled |         | 0     |
 | 1045263 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 57722  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 256583 | null     | null      | null    | unlabelled |         | 0     |
 | 256584 | v1:6     | ethernet1 | 1235::2 | 1045255    |         | 640   |
 | 256585 | v1:6     | ethernet1 | 1235::2 | 1045256    |         | 640   |
 | 256586 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 256587 | v1:6     | ethernet2 | 1236::4 | 1042068    |         | 1280  |
 | 256588 | null     | null      | null    | unlabelled |         | 0     |
 | 256589 | null     | null      | null    | unlabelled |         | 0     |
 | 256590 | null     | null      | null    | unlabelled |         | 0     |
 | 256591 | null     | null      | null    | unlabelled |         | 0     |
 | 256592 | null     | null      | null    | unlabelled |         | 0     |
 | 394415 | null     | null      | null    | unlabelled |         | 0     |
 | 394416 | v1:4     | ethernet1 | 1.1.2.2 | 501921     |         | 640   |
 | 394417 | v1:4     | ethernet1 | 1.1.2.2 | 501922     |         | 640   |
 | 394418 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 394419 | v1:4     | ethernet2 | 1.1.3.4 | 386932     |         | 1280  |
 | 394420 | null     | null      | null    | unlabelled |         | 0     |
 | 394421 | null     | null      | null    | unlabelled |         | 0     |
 | 394422 | null     | null      | null    | unlabelled |         | 0     |
 | 394423 | null     | null      | null    | unlabelled |         | 0     |
 | 394424 | null     | null      | null    | unlabelled |         | 0     |
 | 499483 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 500834 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 617473 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 635362 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 762650 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 819918 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 854554 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 42003   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 276084  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 356849  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 386928  | null     | null      | null    | unlabelled |         | 0     |
 | 386929  | v1:4     | ethernet1 | 1.1.3.3 | 394416     |         | 0     |
 | 386930  | v1:4     | ethernet1 | 1.1.3.3 | 394417     |         | 0     |
 | 386931  | v1:4     | ethernet1 | 1.1.3.3 | 394418     |         | 0     |
 | 386932  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 386933  | null     | null      | null    | unlabelled |         | 0     |
 | 386934  | null     | null      | null    | unlabelled |         | 0     |
 | 386935  | null     | null      | null    | unlabelled |         | 0     |
 | 386936  | null     | null      | null    | unlabelled |         | 0     |
 | 386937  | null     | null      | null    | unlabelled |         | 0     |
 | 460171  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 551171  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 667049  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1042064 | null     | null      | null    | unlabelled |         | 0     |
 | 1042065 | v1:6     | ethernet1 | 1236::3 | 256584     |         | 0     |
 | 1042066 | v1:6     | ethernet1 | 1236::3 | 256585     |         | 0     |
 | 1042067 | v1:6     | ethernet1 | 1236::3 | 256586     |         | 0     |
 | 1042068 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1042069 | null     | null      | null    | unlabelled |         | 0     |
 | 1042070 | null     | null      | null    | unlabelled |         | 0     |
 | 1042071 | null     | null      | null    | unlabelled |         | 0     |
 | 1042072 | null     | null      | null    | unlabelled |         | 0     |
 | 1042073 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#