here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 102166 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 137577 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 271566 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 536699 | null     | null      | null    | unlabelled |         | 0     |
 | 536700 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 536701 | v1:4     | ethernet1 | 1.1.1.2 | 1024178    |         | 0     |
 | 536702 | v1:4     | ethernet1 | 1.1.1.2 | 1024179    |         | 0     |
 | 536703 | v1:4     | ethernet1 | 1.1.1.2 | 1024180    |         | 0     |
 | 536704 | null     | null      | null    | unlabelled |         | 0     |
 | 536705 | null     | null      | null    | unlabelled |         | 0     |
 | 536706 | null     | null      | null    | unlabelled |         | 0     |
 | 536707 | null     | null      | null    | unlabelled |         | 0     |
 | 536708 | null     | null      | null    | unlabelled |         | 0     |
 | 599635 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 607382 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 672842 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 723139 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 810370 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 822482 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 839994 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 854774 | null     | null      | null    | unlabelled |         | 0     |
 | 854775 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 854776 | v1:6     | ethernet1 | 1234::2 | 231034     |         | 0     |
 | 854777 | v1:6     | ethernet1 | 1234::2 | 231035     |         | 0     |
 | 854778 | v1:6     | ethernet1 | 1234::2 | 231036     |         | 0     |
 | 854779 | null     | null      | null    | unlabelled |         | 0     |
 | 854780 | null     | null      | null    | unlabelled |         | 0     |
 | 854781 | null     | null      | null    | unlabelled |         | 0     |
 | 854782 | null     | null      | null    | unlabelled |         | 0     |
 | 854783 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 164538  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 231032  | null     | null      | null    | unlabelled |         | 0     |
 | 231033  | v1:6     | ethernet1 | 1234::1 | 854775     |         | 1280  |
 | 231034  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 231035  | v1:6     | ethernet2 | 1235::3 | 343046     |         | 640   |
 | 231036  | v1:6     | ethernet2 | 1235::3 | 343047     |         | 640   |
 | 231037  | null     | null      | null    | unlabelled |         | 0     |
 | 231038  | null     | null      | null    | unlabelled |         | 0     |
 | 231039  | null     | null      | null    | unlabelled |         | 0     |
 | 231040  | null     | null      | null    | unlabelled |         | 0     |
 | 231041  | null     | null      | null    | unlabelled |         | 0     |
 | 399529  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 587933  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 666481  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 678090  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 721664  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 737517  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 812519  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 815491  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 839632  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 980145  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1024176 | null     | null      | null    | unlabelled |         | 0     |
 | 1024177 | v1:4     | ethernet1 | 1.1.1.1 | 536700     |         | 1280  |
 | 1024178 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1024179 | v1:4     | ethernet2 | 1.1.2.3 | 825470     |         | 640   |
 | 1024180 | v1:4     | ethernet2 | 1.1.2.3 | 825471     |         | 640   |
 | 1024181 | null     | null      | null    | unlabelled |         | 0     |
 | 1024182 | null     | null      | null    | unlabelled |         | 0     |
 | 1024183 | null     | null      | null    | unlabelled |         | 0     |
 | 1024184 | null     | null      | null    | unlabelled |         | 0     |
 | 1024185 | null     | null      | null    | unlabelled |         | 0     |
 | 1040572 | 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
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 20759   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 78104   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 327584  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 343043  | null     | null      | null    | unlabelled |         | 0     |
 | 343044  | v1:6     | ethernet1 | 1235::2 | 231033     |         | 640   |
 | 343045  | v1:6     | ethernet1 | 1235::2 | 231034     |         | 640   |
 | 343046  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 343047  | v1:6     | ethernet2 | 1236::4 | 872811     |         | 1280  |
 | 343048  | null     | null      | null    | unlabelled |         | 0     |
 | 343049  | null     | null      | null    | unlabelled |         | 0     |
 | 343050  | null     | null      | null    | unlabelled |         | 0     |
 | 343051  | null     | null      | null    | unlabelled |         | 0     |
 | 343052  | null     | null      | null    | unlabelled |         | 0     |
 | 376062  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 467485  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 484660  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 702679  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 704440  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 716018  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 801108  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 825467  | null     | null      | null    | unlabelled |         | 0     |
 | 825468  | v1:4     | ethernet1 | 1.1.2.2 | 1024177    |         | 640   |
 | 825469  | v1:4     | ethernet1 | 1.1.2.2 | 1024178    |         | 640   |
 | 825470  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 825471  | v1:4     | ethernet2 | 1.1.3.4 | 784244     |         | 1280  |
 | 825472  | null     | null      | null    | unlabelled |         | 0     |
 | 825473  | null     | null      | null    | unlabelled |         | 0     |
 | 825474  | null     | null      | null    | unlabelled |         | 0     |
 | 825475  | null     | null      | null    | unlabelled |         | 0     |
 | 825476  | null     | null      | null    | unlabelled |         | 0     |
 | 885666  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1000592 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 52710  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 126295 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 149268 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 299654 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 487991 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 598438 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 716833 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 717961 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 784240 | null     | null      | null    | unlabelled |         | 0     |
 | 784241 | v1:4     | ethernet1 | 1.1.3.3 | 825468     |         | 0     |
 | 784242 | v1:4     | ethernet1 | 1.1.3.3 | 825469     |         | 0     |
 | 784243 | v1:4     | ethernet1 | 1.1.3.3 | 825470     |         | 0     |
 | 784244 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 784245 | null     | null      | null    | unlabelled |         | 0     |
 | 784246 | null     | null      | null    | unlabelled |         | 0     |
 | 784247 | null     | null      | null    | unlabelled |         | 0     |
 | 784248 | null     | null      | null    | unlabelled |         | 0     |
 | 784249 | null     | null      | null    | unlabelled |         | 0     |
 | 872807 | null     | null      | null    | unlabelled |         | 0     |
 | 872808 | v1:6     | ethernet1 | 1236::3 | 343044     |         | 0     |
 | 872809 | v1:6     | ethernet1 | 1236::3 | 343045     |         | 0     |
 | 872810 | v1:6     | ethernet1 | 1236::3 | 343046     |         | 0     |
 | 872811 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 872812 | null     | null      | null    | unlabelled |         | 0     |
 | 872813 | null     | null      | null    | unlabelled |         | 0     |
 | 872814 | null     | null      | null    | unlabelled |         | 0     |
 | 872815 | null     | null      | null    | unlabelled |         | 0     |
 | 872816 | null     | null      | null    | unlabelled |         | 0     |
 | 952958 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 959451 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#