here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 119716 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 166991 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 201574 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 280764 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 332877 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 395116 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 424661 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 486753 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 538845 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 540562 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 743090 | null     | null      | null    | unlabelled |         | 0     |
 | 743091 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 743092 | v1:4     | ethernet1 | 1.1.1.2 | 420198     |         | 0     |
 | 743093 | v1:4     | ethernet1 | 1.1.1.2 | 420199     |         | 0     |
 | 743094 | v1:4     | ethernet1 | 1.1.1.2 | 420200     |         | 0     |
 | 743095 | null     | null      | null    | unlabelled |         | 0     |
 | 743096 | null     | null      | null    | unlabelled |         | 0     |
 | 743097 | null     | null      | null    | unlabelled |         | 0     |
 | 743098 | null     | null      | null    | unlabelled |         | 0     |
 | 743099 | null     | null      | null    | unlabelled |         | 0     |
 | 855321 | null     | null      | null    | unlabelled |         | 0     |
 | 855322 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 855323 | v1:6     | ethernet1 | 1234::2 | 569068     |         | 0     |
 | 855324 | v1:6     | ethernet1 | 1234::2 | 569069     |         | 0     |
 | 855325 | v1:6     | ethernet1 | 1234::2 | 569070     |         | 0     |
 | 855326 | null     | null      | null    | unlabelled |         | 0     |
 | 855327 | null     | null      | null    | unlabelled |         | 0     |
 | 855328 | null     | null      | null    | unlabelled |         | 0     |
 | 855329 | null     | null      | null    | unlabelled |         | 0     |
 | 855330 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 15710  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 303532 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 420196 | null     | null      | null    | unlabelled |         | 0     |
 | 420197 | v1:4     | ethernet1 | 1.1.1.1 | 743091     |         | 1280  |
 | 420198 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 420199 | v1:4     | ethernet2 | 1.1.2.3 | 457056     |         | 640   |
 | 420200 | v1:4     | ethernet2 | 1.1.2.3 | 457057     |         | 640   |
 | 420201 | null     | null      | null    | unlabelled |         | 0     |
 | 420202 | null     | null      | null    | unlabelled |         | 0     |
 | 420203 | null     | null      | null    | unlabelled |         | 0     |
 | 420204 | null     | null      | null    | unlabelled |         | 0     |
 | 420205 | null     | null      | null    | unlabelled |         | 0     |
 | 452250 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 465875 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 513558 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 528555 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 530323 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 569066 | null     | null      | null    | unlabelled |         | 0     |
 | 569067 | v1:6     | ethernet1 | 1234::1 | 855322     |         | 1280  |
 | 569068 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 569069 | v1:6     | ethernet2 | 1235::3 | 881217     |         | 640   |
 | 569070 | v1:6     | ethernet2 | 1235::3 | 881218     |         | 640   |
 | 569071 | null     | null      | null    | unlabelled |         | 0     |
 | 569072 | null     | null      | null    | unlabelled |         | 0     |
 | 569073 | null     | null      | null    | unlabelled |         | 0     |
 | 569074 | null     | null      | null    | unlabelled |         | 0     |
 | 569075 | null     | null      | null    | unlabelled |         | 0     |
 | 663544 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 725445 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 754619 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 791399 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 871795 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 326631 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 343476 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 408461 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 457053 | null     | null      | null    | unlabelled |         | 0     |
 | 457054 | v1:4     | ethernet1 | 1.1.2.2 | 420197     |         | 640   |
 | 457055 | v1:4     | ethernet1 | 1.1.2.2 | 420198     |         | 640   |
 | 457056 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 457057 | v1:4     | ethernet2 | 1.1.3.4 | 422410     |         | 1280  |
 | 457058 | null     | null      | null    | unlabelled |         | 0     |
 | 457059 | null     | null      | null    | unlabelled |         | 0     |
 | 457060 | null     | null      | null    | unlabelled |         | 0     |
 | 457061 | null     | null      | null    | unlabelled |         | 0     |
 | 457062 | null     | null      | null    | unlabelled |         | 0     |
 | 533397 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 584547 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 588930 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 668736 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 738408 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 746879 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 790124 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 881214 | null     | null      | null    | unlabelled |         | 0     |
 | 881215 | v1:6     | ethernet1 | 1235::2 | 569067     |         | 640   |
 | 881216 | v1:6     | ethernet1 | 1235::2 | 569068     |         | 640   |
 | 881217 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 881218 | v1:6     | ethernet2 | 1236::4 | 166051     |         | 1280  |
 | 881219 | null     | null      | null    | unlabelled |         | 0     |
 | 881220 | null     | null      | null    | unlabelled |         | 0     |
 | 881221 | null     | null      | null    | unlabelled |         | 0     |
 | 881222 | null     | null      | null    | unlabelled |         | 0     |
 | 881223 | null     | null      | null    | unlabelled |         | 0     |
 | 892801 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 995825 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 43947  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 166047 | null     | null      | null    | unlabelled |         | 0     |
 | 166048 | v1:6     | ethernet1 | 1236::3 | 881215     |         | 0     |
 | 166049 | v1:6     | ethernet1 | 1236::3 | 881216     |         | 0     |
 | 166050 | v1:6     | ethernet1 | 1236::3 | 881217     |         | 0     |
 | 166051 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 166052 | null     | null      | null    | unlabelled |         | 0     |
 | 166053 | null     | null      | null    | unlabelled |         | 0     |
 | 166054 | null     | null      | null    | unlabelled |         | 0     |
 | 166055 | null     | null      | null    | unlabelled |         | 0     |
 | 166056 | null     | null      | null    | unlabelled |         | 0     |
 | 176729 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 422406 | null     | null      | null    | unlabelled |         | 0     |
 | 422407 | v1:4     | ethernet1 | 1.1.3.3 | 457054     |         | 0     |
 | 422408 | v1:4     | ethernet1 | 1.1.3.3 | 457055     |         | 0     |
 | 422409 | v1:4     | ethernet1 | 1.1.3.3 | 457056     |         | 0     |
 | 422410 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 422411 | null     | null      | null    | unlabelled |         | 0     |
 | 422412 | null     | null      | null    | unlabelled |         | 0     |
 | 422413 | null     | null      | null    | unlabelled |         | 0     |
 | 422414 | null     | null      | null    | unlabelled |         | 0     |
 | 422415 | null     | null      | null    | unlabelled |         | 0     |
 | 496432 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 540900 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 584330 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 652737 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 672779 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 797847 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 820817 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 903529 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#