here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 17313   | null     | null      | null    | unlabelled |         | 0     |
 | 17314   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 17315   | v1:4     | ethernet1 | 1.1.1.2 | 664064     |         | 0     |
 | 17316   | v1:4     | ethernet1 | 1.1.1.2 | 664065     |         | 0     |
 | 17317   | v1:4     | ethernet1 | 1.1.1.2 | 664066     |         | 0     |
 | 17318   | null     | null      | null    | unlabelled |         | 0     |
 | 17319   | null     | null      | null    | unlabelled |         | 0     |
 | 17320   | null     | null      | null    | unlabelled |         | 0     |
 | 17321   | null     | null      | null    | unlabelled |         | 0     |
 | 17322   | null     | null      | null    | unlabelled |         | 0     |
 | 42328   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 138939  | null     | null      | null    | unlabelled |         | 0     |
 | 138940  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 138941  | v1:6     | ethernet1 | 1234::2 | 580717     |         | 0     |
 | 138942  | v1:6     | ethernet1 | 1234::2 | 580718     |         | 0     |
 | 138943  | v1:6     | ethernet1 | 1234::2 | 580719     |         | 0     |
 | 138944  | null     | null      | null    | unlabelled |         | 0     |
 | 138945  | null     | null      | null    | unlabelled |         | 0     |
 | 138946  | null     | null      | null    | unlabelled |         | 0     |
 | 138947  | null     | null      | null    | unlabelled |         | 0     |
 | 138948  | null     | null      | null    | unlabelled |         | 0     |
 | 267781  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 313811  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 442825  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 564123  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 627579  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 662766  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 813807  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 890694  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1020013 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 159931 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 364569 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 499348 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 580715 | null     | null      | null    | unlabelled |         | 0     |
 | 580716 | v1:6     | ethernet1 | 1234::1 | 138940     |         | 1280  |
 | 580717 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 580718 | v1:6     | ethernet2 | 1235::3 | 912935     |         | 640   |
 | 580719 | v1:6     | ethernet2 | 1235::3 | 912936     |         | 640   |
 | 580720 | null     | null      | null    | unlabelled |         | 0     |
 | 580721 | null     | null      | null    | unlabelled |         | 0     |
 | 580722 | null     | null      | null    | unlabelled |         | 0     |
 | 580723 | null     | null      | null    | unlabelled |         | 0     |
 | 580724 | null     | null      | null    | unlabelled |         | 0     |
 | 583073 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 586804 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 598107 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 664062 | null     | null      | null    | unlabelled |         | 0     |
 | 664063 | v1:4     | ethernet1 | 1.1.1.1 | 17314      |         | 1280  |
 | 664064 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 664065 | v1:4     | ethernet2 | 1.1.2.3 | 20580      |         | 640   |
 | 664066 | v1:4     | ethernet2 | 1.1.2.3 | 20581      |         | 640   |
 | 664067 | null     | null      | null    | unlabelled |         | 0     |
 | 664068 | null     | null      | null    | unlabelled |         | 0     |
 | 664069 | null     | null      | null    | unlabelled |         | 0     |
 | 664070 | null     | null      | null    | unlabelled |         | 0     |
 | 664071 | null     | null      | null    | unlabelled |         | 0     |
 | 717627 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 726015 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 863277 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 948944 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 959200 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 966276 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20577  | null     | null      | null    | unlabelled |         | 0     |
 | 20578  | v1:4     | ethernet1 | 1.1.2.2 | 664063     |         | 640   |
 | 20579  | v1:4     | ethernet1 | 1.1.2.2 | 664064     |         | 640   |
 | 20580  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 20581  | v1:4     | ethernet2 | 1.1.3.4 | 718976     |         | 1280  |
 | 20582  | null     | null      | null    | unlabelled |         | 0     |
 | 20583  | null     | null      | null    | unlabelled |         | 0     |
 | 20584  | null     | null      | null    | unlabelled |         | 0     |
 | 20585  | null     | null      | null    | unlabelled |         | 0     |
 | 20586  | null     | null      | null    | unlabelled |         | 0     |
 | 149026 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 264008 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 327919 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 339728 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 431712 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 498220 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 510727 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 520107 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 520952 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 596861 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 710505 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 747313 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 912932 | null     | null      | null    | unlabelled |         | 0     |
 | 912933 | v1:6     | ethernet1 | 1235::2 | 580716     |         | 640   |
 | 912934 | v1:6     | ethernet1 | 1235::2 | 580717     |         | 640   |
 | 912935 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 912936 | v1:6     | ethernet2 | 1236::4 | 395650     |         | 1280  |
 | 912937 | null     | null      | null    | unlabelled |         | 0     |
 | 912938 | null     | null      | null    | unlabelled |         | 0     |
 | 912939 | null     | null      | null    | unlabelled |         | 0     |
 | 912940 | null     | null      | null    | unlabelled |         | 0     |
 | 912941 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 99418  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 103800 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 191783 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 363019 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 395646 | null     | null      | null    | unlabelled |         | 0     |
 | 395647 | v1:6     | ethernet1 | 1236::3 | 912933     |         | 0     |
 | 395648 | v1:6     | ethernet1 | 1236::3 | 912934     |         | 0     |
 | 395649 | v1:6     | ethernet1 | 1236::3 | 912935     |         | 0     |
 | 395650 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 395651 | null     | null      | null    | unlabelled |         | 0     |
 | 395652 | null     | null      | null    | unlabelled |         | 0     |
 | 395653 | null     | null      | null    | unlabelled |         | 0     |
 | 395654 | null     | null      | null    | unlabelled |         | 0     |
 | 395655 | null     | null      | null    | unlabelled |         | 0     |
 | 445063 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 461147 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 512853 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 718972 | null     | null      | null    | unlabelled |         | 0     |
 | 718973 | v1:4     | ethernet1 | 1.1.3.3 | 20578      |         | 0     |
 | 718974 | v1:4     | ethernet1 | 1.1.3.3 | 20579      |         | 0     |
 | 718975 | v1:4     | ethernet1 | 1.1.3.3 | 20580      |         | 0     |
 | 718976 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 718977 | null     | null      | null    | unlabelled |         | 0     |
 | 718978 | null     | null      | null    | unlabelled |         | 0     |
 | 718979 | null     | null      | null    | unlabelled |         | 0     |
 | 718980 | null     | null      | null    | unlabelled |         | 0     |
 | 718981 | null     | null      | null    | unlabelled |         | 0     |
 | 808884 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 881683 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 930462 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#