here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 67982  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 114171 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 205958 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 235390 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 327608 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 512662 | null     | null      | null    | unlabelled |         | 0     |
 | 512663 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 512664 | v1:6     | ethernet1 | 1234::2 | 526574     |         | 0     |
 | 512665 | v1:6     | ethernet1 | 1234::2 | 526575     |         | 0     |
 | 512666 | v1:6     | ethernet1 | 1234::2 | 526576     |         | 0     |
 | 512667 | null     | null      | null    | unlabelled |         | 0     |
 | 512668 | null     | null      | null    | unlabelled |         | 0     |
 | 512669 | null     | null      | null    | unlabelled |         | 0     |
 | 512670 | null     | null      | null    | unlabelled |         | 0     |
 | 512671 | null     | null      | null    | unlabelled |         | 0     |
 | 555359 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 577570 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 629868 | null     | null      | null    | unlabelled |         | 0     |
 | 629869 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 629870 | v1:4     | ethernet1 | 1.1.1.2 | 114759     |         | 0     |
 | 629871 | v1:4     | ethernet1 | 1.1.1.2 | 114760     |         | 0     |
 | 629872 | v1:4     | ethernet1 | 1.1.1.2 | 114761     |         | 0     |
 | 629873 | null     | null      | null    | unlabelled |         | 0     |
 | 629874 | null     | null      | null    | unlabelled |         | 0     |
 | 629875 | null     | null      | null    | unlabelled |         | 0     |
 | 629876 | null     | null      | null    | unlabelled |         | 0     |
 | 629877 | null     | null      | null    | unlabelled |         | 0     |
 | 687444 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 975024 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 983419 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 114757 | null     | null      | null    | unlabelled |         | 0     |
 | 114758 | v1:4     | ethernet1 | 1.1.1.1 | 629869     |         | 1280  |
 | 114759 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 114760 | v1:4     | ethernet2 | 1.1.2.3 | 299301     |         | 640   |
 | 114761 | v1:4     | ethernet2 | 1.1.2.3 | 299302     |         | 640   |
 | 114762 | null     | null      | null    | unlabelled |         | 0     |
 | 114763 | null     | null      | null    | unlabelled |         | 0     |
 | 114764 | null     | null      | null    | unlabelled |         | 0     |
 | 114765 | null     | null      | null    | unlabelled |         | 0     |
 | 114766 | null     | null      | null    | unlabelled |         | 0     |
 | 163959 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 296280 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 356752 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 423510 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 472763 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 526572 | null     | null      | null    | unlabelled |         | 0     |
 | 526573 | v1:6     | ethernet1 | 1234::1 | 512663     |         | 1280  |
 | 526574 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 526575 | v1:6     | ethernet2 | 1235::3 | 298257     |         | 640   |
 | 526576 | v1:6     | ethernet2 | 1235::3 | 298258     |         | 640   |
 | 526577 | null     | null      | null    | unlabelled |         | 0     |
 | 526578 | null     | null      | null    | unlabelled |         | 0     |
 | 526579 | null     | null      | null    | unlabelled |         | 0     |
 | 526580 | null     | null      | null    | unlabelled |         | 0     |
 | 526581 | null     | null      | null    | unlabelled |         | 0     |
 | 631199 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 748574 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 764540 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 789528 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 808860 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 873285 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 943567 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 40481  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 77939  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 143664 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 164667 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 215257 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 248473 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 258556 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 298254 | null     | null      | null    | unlabelled |         | 0     |
 | 298255 | v1:6     | ethernet1 | 1235::2 | 526573     |         | 640   |
 | 298256 | v1:6     | ethernet1 | 1235::2 | 526574     |         | 640   |
 | 298257 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 298258 | v1:6     | ethernet2 | 1236::4 | 385316     |         | 1280  |
 | 298259 | null     | null      | null    | unlabelled |         | 0     |
 | 298260 | null     | null      | null    | unlabelled |         | 0     |
 | 298261 | null     | null      | null    | unlabelled |         | 0     |
 | 298262 | null     | null      | null    | unlabelled |         | 0     |
 | 298263 | null     | null      | null    | unlabelled |         | 0     |
 | 299298 | null     | null      | null    | unlabelled |         | 0     |
 | 299299 | v1:4     | ethernet1 | 1.1.2.2 | 114758     |         | 640   |
 | 299300 | v1:4     | ethernet1 | 1.1.2.2 | 114759     |         | 640   |
 | 299301 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 299302 | v1:4     | ethernet2 | 1.1.3.4 | 295575     |         | 1280  |
 | 299303 | null     | null      | null    | unlabelled |         | 0     |
 | 299304 | null     | null      | null    | unlabelled |         | 0     |
 | 299305 | null     | null      | null    | unlabelled |         | 0     |
 | 299306 | null     | null      | null    | unlabelled |         | 0     |
 | 299307 | null     | null      | null    | unlabelled |         | 0     |
 | 477529 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 517270 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 653365 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 793046 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 848536 | v1:4     | ethernet1 | 1.1.2.2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 45956  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 122562 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 149287 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 279811 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 295571 | null     | null      | null    | unlabelled |         | 0     |
 | 295572 | v1:4     | ethernet1 | 1.1.3.3 | 299299     |         | 0     |
 | 295573 | v1:4     | ethernet1 | 1.1.3.3 | 299300     |         | 0     |
 | 295574 | v1:4     | ethernet1 | 1.1.3.3 | 299301     |         | 0     |
 | 295575 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 295576 | null     | null      | null    | unlabelled |         | 0     |
 | 295577 | null     | null      | null    | unlabelled |         | 0     |
 | 295578 | null     | null      | null    | unlabelled |         | 0     |
 | 295579 | null     | null      | null    | unlabelled |         | 0     |
 | 295580 | null     | null      | null    | unlabelled |         | 0     |
 | 314163 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 385312 | null     | null      | null    | unlabelled |         | 0     |
 | 385313 | v1:6     | ethernet1 | 1236::3 | 298255     |         | 0     |
 | 385314 | v1:6     | ethernet1 | 1236::3 | 298256     |         | 0     |
 | 385315 | v1:6     | ethernet1 | 1236::3 | 298257     |         | 0     |
 | 385316 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 385317 | null     | null      | null    | unlabelled |         | 0     |
 | 385318 | null     | null      | null    | unlabelled |         | 0     |
 | 385319 | null     | null      | null    | unlabelled |         | 0     |
 | 385320 | null     | null      | null    | unlabelled |         | 0     |
 | 385321 | null     | null      | null    | unlabelled |         | 0     |
 | 687606 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 698255 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 882133 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 901701 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 914850 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#