here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 166341  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 321593  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 352734  | null     | null      | null    | unlabelled |         | 0     |
 | 352735  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 352736  | v1:4     | ethernet1 | 1.1.1.2 | 693418     |         | 0     |
 | 352737  | v1:4     | ethernet1 | 1.1.1.2 | 693419     |         | 0     |
 | 352738  | v1:4     | ethernet1 | 1.1.1.2 | 693420     |         | 0     |
 | 352739  | null     | null      | null    | unlabelled |         | 0     |
 | 352740  | null     | null      | null    | unlabelled |         | 0     |
 | 352741  | null     | null      | null    | unlabelled |         | 0     |
 | 352742  | null     | null      | null    | unlabelled |         | 0     |
 | 352743  | null     | null      | null    | unlabelled |         | 0     |
 | 402042  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 495439  | null     | null      | null    | unlabelled |         | 0     |
 | 495440  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 495441  | v1:6     | ethernet1 | 1234::2 | 448068     |         | 0     |
 | 495442  | v1:6     | ethernet1 | 1234::2 | 448069     |         | 0     |
 | 495443  | v1:6     | ethernet1 | 1234::2 | 448070     |         | 0     |
 | 495444  | null     | null      | null    | unlabelled |         | 0     |
 | 495445  | null     | null      | null    | unlabelled |         | 0     |
 | 495446  | null     | null      | null    | unlabelled |         | 0     |
 | 495447  | null     | null      | null    | unlabelled |         | 0     |
 | 495448  | null     | null      | null    | unlabelled |         | 0     |
 | 534611  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 626153  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 649799  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 707477  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 914760  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1013958 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1040277 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 122496  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 275445  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 334265  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 448066  | null     | null      | null    | unlabelled |         | 0     |
 | 448067  | v1:6     | ethernet1 | 1234::1 | 495440     |         | 1280  |
 | 448068  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 448069  | v1:6     | ethernet2 | 1235::3 | 96110      |         | 640   |
 | 448070  | v1:6     | ethernet2 | 1235::3 | 96111      |         | 640   |
 | 448071  | null     | null      | null    | unlabelled |         | 0     |
 | 448072  | null     | null      | null    | unlabelled |         | 0     |
 | 448073  | null     | null      | null    | unlabelled |         | 0     |
 | 448074  | null     | null      | null    | unlabelled |         | 0     |
 | 448075  | null     | null      | null    | unlabelled |         | 0     |
 | 466071  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 661543  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 681358  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 693416  | null     | null      | null    | unlabelled |         | 0     |
 | 693417  | v1:4     | ethernet1 | 1.1.1.1 | 352735     |         | 1280  |
 | 693418  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 693419  | v1:4     | ethernet2 | 1.1.2.3 | 614472     |         | 640   |
 | 693420  | v1:4     | ethernet2 | 1.1.2.3 | 614473     |         | 640   |
 | 693421  | null     | null      | null    | unlabelled |         | 0     |
 | 693422  | null     | null      | null    | unlabelled |         | 0     |
 | 693423  | null     | null      | null    | unlabelled |         | 0     |
 | 693424  | null     | null      | null    | unlabelled |         | 0     |
 | 693425  | null     | null      | null    | unlabelled |         | 0     |
 | 713223  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 734512  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 835684  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 881580  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 1004632 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1004977 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 47609  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 73329  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 96107  | null     | null      | null    | unlabelled |         | 0     |
 | 96108  | v1:6     | ethernet1 | 1235::2 | 448067     |         | 640   |
 | 96109  | v1:6     | ethernet1 | 1235::2 | 448068     |         | 640   |
 | 96110  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 96111  | v1:6     | ethernet2 | 1236::4 | 915349     |         | 1280  |
 | 96112  | null     | null      | null    | unlabelled |         | 0     |
 | 96113  | null     | null      | null    | unlabelled |         | 0     |
 | 96114  | null     | null      | null    | unlabelled |         | 0     |
 | 96115  | null     | null      | null    | unlabelled |         | 0     |
 | 96116  | null     | null      | null    | unlabelled |         | 0     |
 | 216846 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 243298 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 405450 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 518311 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 528400 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 571346 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 614469 | null     | null      | null    | unlabelled |         | 0     |
 | 614470 | v1:4     | ethernet1 | 1.1.2.2 | 693417     |         | 640   |
 | 614471 | v1:4     | ethernet1 | 1.1.2.2 | 693418     |         | 640   |
 | 614472 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 614473 | v1:4     | ethernet2 | 1.1.3.4 | 333044     |         | 1280  |
 | 614474 | null     | null      | null    | unlabelled |         | 0     |
 | 614475 | null     | null      | null    | unlabelled |         | 0     |
 | 614476 | null     | null      | null    | unlabelled |         | 0     |
 | 614477 | null     | null      | null    | unlabelled |         | 0     |
 | 614478 | null     | null      | null    | unlabelled |         | 0     |
 | 706692 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 723173 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 753980 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 925671 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 61624  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 105892 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 131900 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 272581 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 282416 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 333040 | null     | null      | null    | unlabelled |         | 0     |
 | 333041 | v1:4     | ethernet1 | 1.1.3.3 | 614470     |         | 0     |
 | 333042 | v1:4     | ethernet1 | 1.1.3.3 | 614471     |         | 0     |
 | 333043 | v1:4     | ethernet1 | 1.1.3.3 | 614472     |         | 0     |
 | 333044 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 333045 | null     | null      | null    | unlabelled |         | 0     |
 | 333046 | null     | null      | null    | unlabelled |         | 0     |
 | 333047 | null     | null      | null    | unlabelled |         | 0     |
 | 333048 | null     | null      | null    | unlabelled |         | 0     |
 | 333049 | null     | null      | null    | unlabelled |         | 0     |
 | 337174 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 536254 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 594288 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 748720 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 915345 | null     | null      | null    | unlabelled |         | 0     |
 | 915346 | v1:6     | ethernet1 | 1236::3 | 96108      |         | 0     |
 | 915347 | v1:6     | ethernet1 | 1236::3 | 96109      |         | 0     |
 | 915348 | v1:6     | ethernet1 | 1236::3 | 96110      |         | 0     |
 | 915349 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 915350 | null     | null      | null    | unlabelled |         | 0     |
 | 915351 | null     | null      | null    | unlabelled |         | 0     |
 | 915352 | null     | null      | null    | unlabelled |         | 0     |
 | 915353 | null     | null      | null    | unlabelled |         | 0     |
 | 915354 | null     | null      | null    | unlabelled |         | 0     |
 | 974158 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#