here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 59667  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 68012  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 215024 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 237956 | null     | null      | null    | unlabelled |         | 0     |
 | 237957 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 237958 | v1:4     | ethernet1 | 1.1.1.2 | 654992     |         | 0     |
 | 237959 | v1:4     | ethernet1 | 1.1.1.2 | 654993     |         | 0     |
 | 237960 | v1:4     | ethernet1 | 1.1.1.2 | 654994     |         | 0     |
 | 237961 | null     | null      | null    | unlabelled |         | 0     |
 | 237962 | null     | null      | null    | unlabelled |         | 0     |
 | 237963 | null     | null      | null    | unlabelled |         | 0     |
 | 237964 | null     | null      | null    | unlabelled |         | 0     |
 | 237965 | null     | null      | null    | unlabelled |         | 0     |
 | 330977 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 431957 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 541802 | null     | null      | null    | unlabelled |         | 0     |
 | 541803 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 541804 | v1:6     | ethernet1 | 1234::2 | 708514     |         | 0     |
 | 541805 | v1:6     | ethernet1 | 1234::2 | 708515     |         | 0     |
 | 541806 | v1:6     | ethernet1 | 1234::2 | 708516     |         | 0     |
 | 541807 | null     | null      | null    | unlabelled |         | 0     |
 | 541808 | null     | null      | null    | unlabelled |         | 0     |
 | 541809 | null     | null      | null    | unlabelled |         | 0     |
 | 541810 | null     | null      | null    | unlabelled |         | 0     |
 | 541811 | null     | null      | null    | unlabelled |         | 0     |
 | 629765 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 675840 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 684855 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 737525 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 906113 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 79082   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 228421  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 305531  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 421651  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 560376  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 654990  | null     | null      | null    | unlabelled |         | 0     |
 | 654991  | v1:4     | ethernet1 | 1.1.1.1 | 237957     |         | 1280  |
 | 654992  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 654993  | v1:4     | ethernet2 | 1.1.2.3 | 739380     |         | 640   |
 | 654994  | v1:4     | ethernet2 | 1.1.2.3 | 739381     |         | 640   |
 | 654995  | null     | null      | null    | unlabelled |         | 0     |
 | 654996  | null     | null      | null    | unlabelled |         | 0     |
 | 654997  | null     | null      | null    | unlabelled |         | 0     |
 | 654998  | null     | null      | null    | unlabelled |         | 0     |
 | 654999  | null     | null      | null    | unlabelled |         | 0     |
 | 694413  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 708512  | null     | null      | null    | unlabelled |         | 0     |
 | 708513  | v1:6     | ethernet1 | 1234::1 | 541803     |         | 1280  |
 | 708514  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 708515  | v1:6     | ethernet2 | 1235::3 | 119035     |         | 640   |
 | 708516  | v1:6     | ethernet2 | 1235::3 | 119036     |         | 640   |
 | 708517  | null     | null      | null    | unlabelled |         | 0     |
 | 708518  | null     | null      | null    | unlabelled |         | 0     |
 | 708519  | null     | null      | null    | unlabelled |         | 0     |
 | 708520  | null     | null      | null    | unlabelled |         | 0     |
 | 708521  | null     | null      | null    | unlabelled |         | 0     |
 | 781305  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 869042  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 919119  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 962647  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 1016204 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1040832 | v1:4     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 119032 | null     | null      | null    | unlabelled |         | 0     |
 | 119033 | v1:6     | ethernet1 | 1235::2 | 708513     |         | 640   |
 | 119034 | v1:6     | ethernet1 | 1235::2 | 708514     |         | 640   |
 | 119035 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 119036 | v1:6     | ethernet2 | 1236::4 | 947933     |         | 1280  |
 | 119037 | null     | null      | null    | unlabelled |         | 0     |
 | 119038 | null     | null      | null    | unlabelled |         | 0     |
 | 119039 | null     | null      | null    | unlabelled |         | 0     |
 | 119040 | null     | null      | null    | unlabelled |         | 0     |
 | 119041 | null     | null      | null    | unlabelled |         | 0     |
 | 152861 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 287969 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 308281 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 343884 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 420338 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 539702 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 624893 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 658765 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 739377 | null     | null      | null    | unlabelled |         | 0     |
 | 739378 | v1:4     | ethernet1 | 1.1.2.2 | 654991     |         | 640   |
 | 739379 | v1:4     | ethernet1 | 1.1.2.2 | 654992     |         | 640   |
 | 739380 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 739381 | v1:4     | ethernet2 | 1.1.3.4 | 921194     |         | 1280  |
 | 739382 | null     | null      | null    | unlabelled |         | 0     |
 | 739383 | null     | null      | null    | unlabelled |         | 0     |
 | 739384 | null     | null      | null    | unlabelled |         | 0     |
 | 739385 | null     | null      | null    | unlabelled |         | 0     |
 | 739386 | null     | null      | null    | unlabelled |         | 0     |
 | 750487 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 794756 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 845919 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 972970 | tester:4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 3091    | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 10829   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 71589   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 210066  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 745602  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 754344  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 814431  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 880606  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 921190  | null     | null      | null    | unlabelled |         | 0     |
 | 921191  | v1:4     | ethernet1 | 1.1.3.3 | 739378     |         | 0     |
 | 921192  | v1:4     | ethernet1 | 1.1.3.3 | 739379     |         | 0     |
 | 921193  | v1:4     | ethernet1 | 1.1.3.3 | 739380     |         | 0     |
 | 921194  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 921195  | null     | null      | null    | unlabelled |         | 0     |
 | 921196  | null     | null      | null    | unlabelled |         | 0     |
 | 921197  | null     | null      | null    | unlabelled |         | 0     |
 | 921198  | null     | null      | null    | unlabelled |         | 0     |
 | 921199  | null     | null      | null    | unlabelled |         | 0     |
 | 947929  | null     | null      | null    | unlabelled |         | 0     |
 | 947930  | v1:6     | ethernet1 | 1236::3 | 119033     |         | 0     |
 | 947931  | v1:6     | ethernet1 | 1236::3 | 119034     |         | 0     |
 | 947932  | v1:6     | ethernet1 | 1236::3 | 119035     |         | 0     |
 | 947933  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 947934  | null     | null      | null    | unlabelled |         | 0     |
 | 947935  | null     | null      | null    | unlabelled |         | 0     |
 | 947936  | null     | null      | null    | unlabelled |         | 0     |
 | 947937  | null     | null      | null    | unlabelled |         | 0     |
 | 947938  | null     | null      | null    | unlabelled |         | 0     |
 | 950281  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1014205 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#