here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 168312 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 197390 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 240393 | null     | null      | null    | unlabelled |         | 0     |
 | 240394 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 240395 | v1:6     | ethernet1 | 1234::2 | 336335     |         | 0     |
 | 240396 | v1:6     | ethernet1 | 1234::2 | 336336     |         | 0     |
 | 240397 | v1:6     | ethernet1 | 1234::2 | 336337     |         | 0     |
 | 240398 | null     | null      | null    | unlabelled |         | 0     |
 | 240399 | null     | null      | null    | unlabelled |         | 0     |
 | 240400 | null     | null      | null    | unlabelled |         | 0     |
 | 240401 | null     | null      | null    | unlabelled |         | 0     |
 | 240402 | null     | null      | null    | unlabelled |         | 0     |
 | 261680 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 333768 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 406738 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 501649 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 642134 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 806969 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 811180 | null     | null      | null    | unlabelled |         | 0     |
 | 811181 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 811182 | v1:4     | ethernet1 | 1.1.1.2 | 464096     |         | 0     |
 | 811183 | v1:4     | ethernet1 | 1.1.1.2 | 464097     |         | 0     |
 | 811184 | v1:4     | ethernet1 | 1.1.1.2 | 464098     |         | 0     |
 | 811185 | null     | null      | null    | unlabelled |         | 0     |
 | 811186 | null     | null      | null    | unlabelled |         | 0     |
 | 811187 | null     | null      | null    | unlabelled |         | 0     |
 | 811188 | null     | null      | null    | unlabelled |         | 0     |
 | 811189 | null     | null      | null    | unlabelled |         | 0     |
 | 949572 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 961061 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 154875  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 170063  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 226197  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 253615  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 260361  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 325712  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 336333  | null     | null      | null    | unlabelled |         | 0     |
 | 336334  | v1:6     | ethernet1 | 1234::1 | 240394     |         | 1280  |
 | 336335  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 336336  | v1:6     | ethernet2 | 1235::3 | 344279     |         | 640   |
 | 336337  | v1:6     | ethernet2 | 1235::3 | 344280     |         | 640   |
 | 336338  | null     | null      | null    | unlabelled |         | 0     |
 | 336339  | null     | null      | null    | unlabelled |         | 0     |
 | 336340  | null     | null      | null    | unlabelled |         | 0     |
 | 336341  | null     | null      | null    | unlabelled |         | 0     |
 | 336342  | null     | null      | null    | unlabelled |         | 0     |
 | 464094  | null     | null      | null    | unlabelled |         | 0     |
 | 464095  | v1:4     | ethernet1 | 1.1.1.1 | 811181     |         | 1280  |
 | 464096  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 464097  | v1:4     | ethernet2 | 1.1.2.3 | 314866     |         | 640   |
 | 464098  | v1:4     | ethernet2 | 1.1.2.3 | 314867     |         | 640   |
 | 464099  | null     | null      | null    | unlabelled |         | 0     |
 | 464100  | null     | null      | null    | unlabelled |         | 0     |
 | 464101  | null     | null      | null    | unlabelled |         | 0     |
 | 464102  | null     | null      | null    | unlabelled |         | 0     |
 | 464103  | null     | null      | null    | unlabelled |         | 0     |
 | 474405  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 674523  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 690587  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 717672  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 870511  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1020859 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 147269 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 194835 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 207134 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 314863 | null     | null      | null    | unlabelled |         | 0     |
 | 314864 | v1:4     | ethernet1 | 1.1.2.2 | 464095     |         | 640   |
 | 314865 | v1:4     | ethernet1 | 1.1.2.2 | 464096     |         | 640   |
 | 314866 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 314867 | v1:4     | ethernet2 | 1.1.3.4 | 98406      |         | 1280  |
 | 314868 | null     | null      | null    | unlabelled |         | 0     |
 | 314869 | null     | null      | null    | unlabelled |         | 0     |
 | 314870 | null     | null      | null    | unlabelled |         | 0     |
 | 314871 | null     | null      | null    | unlabelled |         | 0     |
 | 314872 | null     | null      | null    | unlabelled |         | 0     |
 | 344276 | null     | null      | null    | unlabelled |         | 0     |
 | 344277 | v1:6     | ethernet1 | 1235::2 | 336334     |         | 640   |
 | 344278 | v1:6     | ethernet1 | 1235::2 | 336335     |         | 640   |
 | 344279 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 344280 | v1:6     | ethernet2 | 1236::4 | 496877     |         | 1280  |
 | 344281 | null     | null      | null    | unlabelled |         | 0     |
 | 344282 | null     | null      | null    | unlabelled |         | 0     |
 | 344283 | null     | null      | null    | unlabelled |         | 0     |
 | 344284 | null     | null      | null    | unlabelled |         | 0     |
 | 344285 | null     | null      | null    | unlabelled |         | 0     |
 | 537912 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 599229 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 656824 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 712475 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 782786 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 847494 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 849155 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 930288 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 953480 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 64800  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 68423  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 98402  | null     | null      | null    | unlabelled |         | 0     |
 | 98403  | v1:4     | ethernet1 | 1.1.3.3 | 314864     |         | 0     |
 | 98404  | v1:4     | ethernet1 | 1.1.3.3 | 314865     |         | 0     |
 | 98405  | v1:4     | ethernet1 | 1.1.3.3 | 314866     |         | 0     |
 | 98406  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 98407  | null     | null      | null    | unlabelled |         | 0     |
 | 98408  | null     | null      | null    | unlabelled |         | 0     |
 | 98409  | null     | null      | null    | unlabelled |         | 0     |
 | 98410  | null     | null      | null    | unlabelled |         | 0     |
 | 98411  | null     | null      | null    | unlabelled |         | 0     |
 | 112015 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 245182 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 350692 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 496873 | null     | null      | null    | unlabelled |         | 0     |
 | 496874 | v1:6     | ethernet1 | 1236::3 | 344277     |         | 0     |
 | 496875 | v1:6     | ethernet1 | 1236::3 | 344278     |         | 0     |
 | 496876 | v1:6     | ethernet1 | 1236::3 | 344279     |         | 0     |
 | 496877 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 496878 | null     | null      | null    | unlabelled |         | 0     |
 | 496879 | null     | null      | null    | unlabelled |         | 0     |
 | 496880 | null     | null      | null    | unlabelled |         | 0     |
 | 496881 | null     | null      | null    | unlabelled |         | 0     |
 | 496882 | null     | null      | null    | unlabelled |         | 0     |
 | 571653 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 592834 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 721509 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 810093 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 891745 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#