here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 89384  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 103147 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 381450 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 395087 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 466251 | null     | null      | null    | unlabelled |         | 0     |
 | 466252 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 466253 | v1:4     | ethernet1 | 1.1.1.2 | 186236     |         | 0     |
 | 466254 | v1:4     | ethernet1 | 1.1.1.2 | 186237     |         | 0     |
 | 466255 | v1:4     | ethernet1 | 1.1.1.2 | 186238     |         | 0     |
 | 466256 | null     | null      | null    | unlabelled |         | 0     |
 | 466257 | null     | null      | null    | unlabelled |         | 0     |
 | 466258 | null     | null      | null    | unlabelled |         | 0     |
 | 466259 | null     | null      | null    | unlabelled |         | 0     |
 | 466260 | null     | null      | null    | unlabelled |         | 0     |
 | 475997 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 488866 | null     | null      | null    | unlabelled |         | 0     |
 | 488867 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 488868 | v1:6     | ethernet1 | 1234::2 | 846254     |         | 0     |
 | 488869 | v1:6     | ethernet1 | 1234::2 | 846255     |         | 0     |
 | 488870 | v1:6     | ethernet1 | 1234::2 | 846256     |         | 0     |
 | 488871 | null     | null      | null    | unlabelled |         | 0     |
 | 488872 | null     | null      | null    | unlabelled |         | 0     |
 | 488873 | null     | null      | null    | unlabelled |         | 0     |
 | 488874 | null     | null      | null    | unlabelled |         | 0     |
 | 488875 | null     | null      | null    | unlabelled |         | 0     |
 | 633720 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 685226 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 687771 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 954815 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 978599 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 34776   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 60630   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 186234  | null     | null      | null    | unlabelled |         | 0     |
 | 186235  | v1:4     | ethernet1 | 1.1.1.1 | 466252     |         | 1280  |
 | 186236  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 186237  | v1:4     | ethernet2 | 1.1.2.3 | 22139      |         | 640   |
 | 186238  | v1:4     | ethernet2 | 1.1.2.3 | 22140      |         | 640   |
 | 186239  | null     | null      | null    | unlabelled |         | 0     |
 | 186240  | null     | null      | null    | unlabelled |         | 0     |
 | 186241  | null     | null      | null    | unlabelled |         | 0     |
 | 186242  | null     | null      | null    | unlabelled |         | 0     |
 | 186243  | null     | null      | null    | unlabelled |         | 0     |
 | 224864  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 325746  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 509321  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 551583  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 690572  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 828349  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 844232  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 846252  | null     | null      | null    | unlabelled |         | 0     |
 | 846253  | v1:6     | ethernet1 | 1234::1 | 488867     |         | 1280  |
 | 846254  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 846255  | v1:6     | ethernet2 | 1235::3 | 29431      |         | 640   |
 | 846256  | v1:6     | ethernet2 | 1235::3 | 29432      |         | 640   |
 | 846257  | null     | null      | null    | unlabelled |         | 0     |
 | 846258  | null     | null      | null    | unlabelled |         | 0     |
 | 846259  | null     | null      | null    | unlabelled |         | 0     |
 | 846260  | null     | null      | null    | unlabelled |         | 0     |
 | 846261  | null     | null      | null    | unlabelled |         | 0     |
 | 957620  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1007533 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1010731 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 22136   | null     | null      | null    | unlabelled |         | 0     |
 | 22137   | v1:4     | ethernet1 | 1.1.2.2 | 186235     |         | 640   |
 | 22138   | v1:4     | ethernet1 | 1.1.2.2 | 186236     |         | 640   |
 | 22139   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 22140   | v1:4     | ethernet2 | 1.1.3.4 | 547879     |         | 1280  |
 | 22141   | null     | null      | null    | unlabelled |         | 0     |
 | 22142   | null     | null      | null    | unlabelled |         | 0     |
 | 22143   | null     | null      | null    | unlabelled |         | 0     |
 | 22144   | null     | null      | null    | unlabelled |         | 0     |
 | 22145   | null     | null      | null    | unlabelled |         | 0     |
 | 29428   | null     | null      | null    | unlabelled |         | 0     |
 | 29429   | v1:6     | ethernet1 | 1235::2 | 846253     |         | 640   |
 | 29430   | v1:6     | ethernet1 | 1235::2 | 846254     |         | 640   |
 | 29431   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 29432   | v1:6     | ethernet2 | 1236::4 | 611717     |         | 1280  |
 | 29433   | null     | null      | null    | unlabelled |         | 0     |
 | 29434   | null     | null      | null    | unlabelled |         | 0     |
 | 29435   | null     | null      | null    | unlabelled |         | 0     |
 | 29436   | null     | null      | null    | unlabelled |         | 0     |
 | 29437   | null     | null      | null    | unlabelled |         | 0     |
 | 119396  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 224423  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 254759  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 364358  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 376007  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 509044  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 732141  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 785573  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 831184  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 847422  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 910606  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1027689 | v1:4     | ethernet2 | 1.1.3.4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 75446   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 205699  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 360610  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 547875  | null     | null      | null    | unlabelled |         | 0     |
 | 547876  | v1:4     | ethernet1 | 1.1.3.3 | 22137      |         | 0     |
 | 547877  | v1:4     | ethernet1 | 1.1.3.3 | 22138      |         | 0     |
 | 547878  | v1:4     | ethernet1 | 1.1.3.3 | 22139      |         | 0     |
 | 547879  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 547880  | null     | null      | null    | unlabelled |         | 0     |
 | 547881  | null     | null      | null    | unlabelled |         | 0     |
 | 547882  | null     | null      | null    | unlabelled |         | 0     |
 | 547883  | null     | null      | null    | unlabelled |         | 0     |
 | 547884  | null     | null      | null    | unlabelled |         | 0     |
 | 611713  | null     | null      | null    | unlabelled |         | 0     |
 | 611714  | v1:6     | ethernet1 | 1236::3 | 29429      |         | 0     |
 | 611715  | v1:6     | ethernet1 | 1236::3 | 29430      |         | 0     |
 | 611716  | v1:6     | ethernet1 | 1236::3 | 29431      |         | 0     |
 | 611717  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 611718  | null     | null      | null    | unlabelled |         | 0     |
 | 611719  | null     | null      | null    | unlabelled |         | 0     |
 | 611720  | null     | null      | null    | unlabelled |         | 0     |
 | 611721  | null     | null      | null    | unlabelled |         | 0     |
 | 611722  | null     | null      | null    | unlabelled |         | 0     |
 | 661627  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 785860  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 904854  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 910652  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 945262  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1012023 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1029312 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#