here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21154  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 154092 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 240974 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 303133 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 489412 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 686379 | null     | null      | null    | unlabelled |         | 0     |
 | 686380 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 686381 | v1:6     | ethernet1 | 1234::2 | 533463     |         | 0     |
 | 686382 | v1:6     | ethernet1 | 1234::2 | 533464     |         | 0     |
 | 686383 | v1:6     | ethernet1 | 1234::2 | 533465     |         | 0     |
 | 686384 | null     | null      | null    | unlabelled |         | 0     |
 | 686385 | null     | null      | null    | unlabelled |         | 0     |
 | 686386 | null     | null      | null    | unlabelled |         | 0     |
 | 686387 | null     | null      | null    | unlabelled |         | 0     |
 | 686388 | null     | null      | null    | unlabelled |         | 0     |
 | 729360 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 813791 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 915619 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 921936 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 942742 | null     | null      | null    | unlabelled |         | 0     |
 | 942743 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 942744 | v1:4     | ethernet1 | 1.1.1.2 | 879419     |         | 0     |
 | 942745 | v1:4     | ethernet1 | 1.1.1.2 | 879420     |         | 0     |
 | 942746 | v1:4     | ethernet1 | 1.1.1.2 | 879421     |         | 0     |
 | 942747 | null     | null      | null    | unlabelled |         | 0     |
 | 942748 | null     | null      | null    | unlabelled |         | 0     |
 | 942749 | null     | null      | null    | unlabelled |         | 0     |
 | 942750 | null     | null      | null    | unlabelled |         | 0     |
 | 942751 | null     | null      | null    | unlabelled |         | 0     |
 | 960443 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 90907  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 187393 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 216901 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 386974 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 493998 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 533461 | null     | null      | null    | unlabelled |         | 0     |
 | 533462 | v1:6     | ethernet1 | 1234::1 | 686380     |         | 1280  |
 | 533463 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 533464 | v1:6     | ethernet2 | 1235::3 | 740875     |         | 640   |
 | 533465 | v1:6     | ethernet2 | 1235::3 | 740876     |         | 640   |
 | 533466 | null     | null      | null    | unlabelled |         | 0     |
 | 533467 | null     | null      | null    | unlabelled |         | 0     |
 | 533468 | null     | null      | null    | unlabelled |         | 0     |
 | 533469 | null     | null      | null    | unlabelled |         | 0     |
 | 533470 | null     | null      | null    | unlabelled |         | 0     |
 | 647340 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 837273 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 843624 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 867352 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 879417 | null     | null      | null    | unlabelled |         | 0     |
 | 879418 | v1:4     | ethernet1 | 1.1.1.1 | 942743     |         | 1280  |
 | 879419 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 879420 | v1:4     | ethernet2 | 1.1.2.3 | 336209     |         | 640   |
 | 879421 | v1:4     | ethernet2 | 1.1.2.3 | 336210     |         | 640   |
 | 879422 | null     | null      | null    | unlabelled |         | 0     |
 | 879423 | null     | null      | null    | unlabelled |         | 0     |
 | 879424 | null     | null      | null    | unlabelled |         | 0     |
 | 879425 | null     | null      | null    | unlabelled |         | 0     |
 | 879426 | null     | null      | null    | unlabelled |         | 0     |
 | 940034 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 959268 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 982605 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 95733  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 327352 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 336206 | null     | null      | null    | unlabelled |         | 0     |
 | 336207 | v1:4     | ethernet1 | 1.1.2.2 | 879418     |         | 640   |
 | 336208 | v1:4     | ethernet1 | 1.1.2.2 | 879419     |         | 640   |
 | 336209 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 336210 | v1:4     | ethernet2 | 1.1.3.4 | 764512     |         | 1280  |
 | 336211 | null     | null      | null    | unlabelled |         | 0     |
 | 336212 | null     | null      | null    | unlabelled |         | 0     |
 | 336213 | null     | null      | null    | unlabelled |         | 0     |
 | 336214 | null     | null      | null    | unlabelled |         | 0     |
 | 336215 | null     | null      | null    | unlabelled |         | 0     |
 | 337341 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 457065 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 486709 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 626060 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 664745 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 738387 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 740872 | null     | null      | null    | unlabelled |         | 0     |
 | 740873 | v1:6     | ethernet1 | 1235::2 | 533462     |         | 640   |
 | 740874 | v1:6     | ethernet1 | 1235::2 | 533463     |         | 640   |
 | 740875 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 740876 | v1:6     | ethernet2 | 1236::4 | 384983     |         | 1280  |
 | 740877 | null     | null      | null    | unlabelled |         | 0     |
 | 740878 | null     | null      | null    | unlabelled |         | 0     |
 | 740879 | null     | null      | null    | unlabelled |         | 0     |
 | 740880 | null     | null      | null    | unlabelled |         | 0     |
 | 740881 | null     | null      | null    | unlabelled |         | 0     |
 | 790689 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 824452 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 867700 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 928297 | v1:6     | ethernet2 | 1236::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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 39502   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 110885  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 384979  | null     | null      | null    | unlabelled |         | 0     |
 | 384980  | v1:6     | ethernet1 | 1236::3 | 740873     |         | 0     |
 | 384981  | v1:6     | ethernet1 | 1236::3 | 740874     |         | 0     |
 | 384982  | v1:6     | ethernet1 | 1236::3 | 740875     |         | 0     |
 | 384983  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 384984  | null     | null      | null    | unlabelled |         | 0     |
 | 384985  | null     | null      | null    | unlabelled |         | 0     |
 | 384986  | null     | null      | null    | unlabelled |         | 0     |
 | 384987  | null     | null      | null    | unlabelled |         | 0     |
 | 384988  | null     | null      | null    | unlabelled |         | 0     |
 | 473138  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 585122  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 651274  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 658236  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 683390  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 718624  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 764508  | null     | null      | null    | unlabelled |         | 0     |
 | 764509  | v1:4     | ethernet1 | 1.1.3.3 | 336207     |         | 0     |
 | 764510  | v1:4     | ethernet1 | 1.1.3.3 | 336208     |         | 0     |
 | 764511  | v1:4     | ethernet1 | 1.1.3.3 | 336209     |         | 0     |
 | 764512  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 764513  | null     | null      | null    | unlabelled |         | 0     |
 | 764514  | null     | null      | null    | unlabelled |         | 0     |
 | 764515  | null     | null      | null    | unlabelled |         | 0     |
 | 764516  | null     | null      | null    | unlabelled |         | 0     |
 | 764517  | null     | null      | null    | unlabelled |         | 0     |
 | 818981  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1001063 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#