here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 13330   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 163640  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 232741  | null     | null      | null    | unlabelled |         | 0     |
 | 232742  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 232743  | v1:6     | ethernet1 | 1234::2 | 542509     |         | 0     |
 | 232744  | v1:6     | ethernet1 | 1234::2 | 542510     |         | 0     |
 | 232745  | v1:6     | ethernet1 | 1234::2 | 542511     |         | 0     |
 | 232746  | null     | null      | null    | unlabelled |         | 0     |
 | 232747  | null     | null      | null    | unlabelled |         | 0     |
 | 232748  | null     | null      | null    | unlabelled |         | 0     |
 | 232749  | null     | null      | null    | unlabelled |         | 0     |
 | 232750  | null     | null      | null    | unlabelled |         | 0     |
 | 275746  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 291177  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 358468  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 460333  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 684537  | null     | null      | null    | unlabelled |         | 0     |
 | 684538  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 684539  | v1:4     | ethernet1 | 1.1.1.2 | 948784     |         | 0     |
 | 684540  | v1:4     | ethernet1 | 1.1.1.2 | 948785     |         | 0     |
 | 684541  | v1:4     | ethernet1 | 1.1.1.2 | 948786     |         | 0     |
 | 684542  | null     | null      | null    | unlabelled |         | 0     |
 | 684543  | null     | null      | null    | unlabelled |         | 0     |
 | 684544  | null     | null      | null    | unlabelled |         | 0     |
 | 684545  | null     | null      | null    | unlabelled |         | 0     |
 | 684546  | null     | null      | null    | unlabelled |         | 0     |
 | 748350  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 805441  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1029395 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1041758 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 192327 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 250483 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 329317 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 344913 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 348828 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 375319 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 441815 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 535385 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 542507 | null     | null      | null    | unlabelled |         | 0     |
 | 542508 | v1:6     | ethernet1 | 1234::1 | 232742     |         | 1280  |
 | 542509 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 542510 | v1:6     | ethernet2 | 1235::3 | 487471     |         | 640   |
 | 542511 | v1:6     | ethernet2 | 1235::3 | 487472     |         | 640   |
 | 542512 | null     | null      | null    | unlabelled |         | 0     |
 | 542513 | null     | null      | null    | unlabelled |         | 0     |
 | 542514 | null     | null      | null    | unlabelled |         | 0     |
 | 542515 | null     | null      | null    | unlabelled |         | 0     |
 | 542516 | null     | null      | null    | unlabelled |         | 0     |
 | 712926 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 763770 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 844911 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 891095 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 948782 | null     | null      | null    | unlabelled |         | 0     |
 | 948783 | v1:4     | ethernet1 | 1.1.1.1 | 684538     |         | 1280  |
 | 948784 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 948785 | v1:4     | ethernet2 | 1.1.2.3 | 208031     |         | 640   |
 | 948786 | v1:4     | ethernet2 | 1.1.2.3 | 208032     |         | 640   |
 | 948787 | null     | null      | null    | unlabelled |         | 0     |
 | 948788 | null     | null      | null    | unlabelled |         | 0     |
 | 948789 | null     | null      | null    | unlabelled |         | 0     |
 | 948790 | null     | null      | null    | unlabelled |         | 0     |
 | 948791 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 785     | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 77516   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 208028  | null     | null      | null    | unlabelled |         | 0     |
 | 208029  | v1:4     | ethernet1 | 1.1.2.2 | 948783     |         | 640   |
 | 208030  | v1:4     | ethernet1 | 1.1.2.2 | 948784     |         | 640   |
 | 208031  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 208032  | v1:4     | ethernet2 | 1.1.3.4 | 710246     |         | 1280  |
 | 208033  | null     | null      | null    | unlabelled |         | 0     |
 | 208034  | null     | null      | null    | unlabelled |         | 0     |
 | 208035  | null     | null      | null    | unlabelled |         | 0     |
 | 208036  | null     | null      | null    | unlabelled |         | 0     |
 | 208037  | null     | null      | null    | unlabelled |         | 0     |
 | 401113  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 435058  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 458082  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 487468  | null     | null      | null    | unlabelled |         | 0     |
 | 487469  | v1:6     | ethernet1 | 1235::2 | 542508     |         | 640   |
 | 487470  | v1:6     | ethernet1 | 1235::2 | 542509     |         | 640   |
 | 487471  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 487472  | v1:6     | ethernet2 | 1236::4 | 101117     |         | 1280  |
 | 487473  | null     | null      | null    | unlabelled |         | 0     |
 | 487474  | null     | null      | null    | unlabelled |         | 0     |
 | 487475  | null     | null      | null    | unlabelled |         | 0     |
 | 487476  | null     | null      | null    | unlabelled |         | 0     |
 | 487477  | null     | null      | null    | unlabelled |         | 0     |
 | 495047  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 552077  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 694836  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778313  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 885449  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 955361  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1008427 | v1:6     | ethernet1 | 1235::2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21813  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 40598  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 101113 | null     | null      | null    | unlabelled |         | 0     |
 | 101114 | v1:6     | ethernet1 | 1236::3 | 487469     |         | 0     |
 | 101115 | v1:6     | ethernet1 | 1236::3 | 487470     |         | 0     |
 | 101116 | v1:6     | ethernet1 | 1236::3 | 487471     |         | 0     |
 | 101117 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 101118 | null     | null      | null    | unlabelled |         | 0     |
 | 101119 | null     | null      | null    | unlabelled |         | 0     |
 | 101120 | null     | null      | null    | unlabelled |         | 0     |
 | 101121 | null     | null      | null    | unlabelled |         | 0     |
 | 101122 | null     | null      | null    | unlabelled |         | 0     |
 | 157816 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 235455 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 406465 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 589470 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 653306 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 686683 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 710242 | null     | null      | null    | unlabelled |         | 0     |
 | 710243 | v1:4     | ethernet1 | 1.1.3.3 | 208029     |         | 0     |
 | 710244 | v1:4     | ethernet1 | 1.1.3.3 | 208030     |         | 0     |
 | 710245 | v1:4     | ethernet1 | 1.1.3.3 | 208031     |         | 0     |
 | 710246 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 710247 | null     | null      | null    | unlabelled |         | 0     |
 | 710248 | null     | null      | null    | unlabelled |         | 0     |
 | 710249 | null     | null      | null    | unlabelled |         | 0     |
 | 710250 | null     | null      | null    | unlabelled |         | 0     |
 | 710251 | null     | null      | null    | unlabelled |         | 0     |
 | 897702 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 989963 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#