here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18240  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 163436 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 225410 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 230308 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 335992 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 367357 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 505735 | null     | null      | null    | unlabelled |         | 0     |
 | 505736 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 505737 | v1:4     | ethernet1 | 1.1.1.2 | 639121     |         | 0     |
 | 505738 | v1:4     | ethernet1 | 1.1.1.2 | 639122     |         | 0     |
 | 505739 | v1:4     | ethernet1 | 1.1.1.2 | 639123     |         | 0     |
 | 505740 | null     | null      | null    | unlabelled |         | 0     |
 | 505741 | null     | null      | null    | unlabelled |         | 0     |
 | 505742 | null     | null      | null    | unlabelled |         | 0     |
 | 505743 | null     | null      | null    | unlabelled |         | 0     |
 | 505744 | null     | null      | null    | unlabelled |         | 0     |
 | 711565 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 750107 | null     | null      | null    | unlabelled |         | 0     |
 | 750108 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 750109 | v1:6     | ethernet1 | 1234::2 | 660231     |         | 0     |
 | 750110 | v1:6     | ethernet1 | 1234::2 | 660232     |         | 0     |
 | 750111 | v1:6     | ethernet1 | 1234::2 | 660233     |         | 0     |
 | 750112 | null     | null      | null    | unlabelled |         | 0     |
 | 750113 | null     | null      | null    | unlabelled |         | 0     |
 | 750114 | null     | null      | null    | unlabelled |         | 0     |
 | 750115 | null     | null      | null    | unlabelled |         | 0     |
 | 750116 | null     | null      | null    | unlabelled |         | 0     |
 | 809590 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 856929 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 887893 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 27050  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 57048  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 268326 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 374225 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 463424 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 509532 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 513846 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 639119 | null     | null      | null    | unlabelled |         | 0     |
 | 639120 | v1:4     | ethernet1 | 1.1.1.1 | 505736     |         | 1280  |
 | 639121 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 639122 | v1:4     | ethernet2 | 1.1.2.3 | 190508     |         | 640   |
 | 639123 | v1:4     | ethernet2 | 1.1.2.3 | 190509     |         | 640   |
 | 639124 | null     | null      | null    | unlabelled |         | 0     |
 | 639125 | null     | null      | null    | unlabelled |         | 0     |
 | 639126 | null     | null      | null    | unlabelled |         | 0     |
 | 639127 | null     | null      | null    | unlabelled |         | 0     |
 | 639128 | null     | null      | null    | unlabelled |         | 0     |
 | 651256 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 660229 | null     | null      | null    | unlabelled |         | 0     |
 | 660230 | v1:6     | ethernet1 | 1234::1 | 750108     |         | 1280  |
 | 660231 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 660232 | v1:6     | ethernet2 | 1235::3 | 10633      |         | 640   |
 | 660233 | v1:6     | ethernet2 | 1235::3 | 10634      |         | 640   |
 | 660234 | null     | null      | null    | unlabelled |         | 0     |
 | 660235 | null     | null      | null    | unlabelled |         | 0     |
 | 660236 | null     | null      | null    | unlabelled |         | 0     |
 | 660237 | null     | null      | null    | unlabelled |         | 0     |
 | 660238 | null     | null      | null    | unlabelled |         | 0     |
 | 741976 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 844790 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 931570 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 977723 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10630  | null     | null      | null    | unlabelled |         | 0     |
 | 10631  | v1:6     | ethernet1 | 1235::2 | 660230     |         | 640   |
 | 10632  | v1:6     | ethernet1 | 1235::2 | 660231     |         | 640   |
 | 10633  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 10634  | v1:6     | ethernet2 | 1236::4 | 204809     |         | 1280  |
 | 10635  | null     | null      | null    | unlabelled |         | 0     |
 | 10636  | null     | null      | null    | unlabelled |         | 0     |
 | 10637  | null     | null      | null    | unlabelled |         | 0     |
 | 10638  | null     | null      | null    | unlabelled |         | 0     |
 | 10639  | null     | null      | null    | unlabelled |         | 0     |
 | 150099 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 159578 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 190505 | null     | null      | null    | unlabelled |         | 0     |
 | 190506 | v1:4     | ethernet1 | 1.1.2.2 | 639120     |         | 640   |
 | 190507 | v1:4     | ethernet1 | 1.1.2.2 | 639121     |         | 640   |
 | 190508 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 190509 | v1:4     | ethernet2 | 1.1.3.4 | 894692     |         | 1280  |
 | 190510 | null     | null      | null    | unlabelled |         | 0     |
 | 190511 | null     | null      | null    | unlabelled |         | 0     |
 | 190512 | null     | null      | null    | unlabelled |         | 0     |
 | 190513 | null     | null      | null    | unlabelled |         | 0     |
 | 190514 | null     | null      | null    | unlabelled |         | 0     |
 | 313496 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 472990 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 594839 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 647021 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 659145 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 697683 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 766285 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 796008 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 926846 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 976369 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 57146  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 93669  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 150396 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 204805 | null     | null      | null    | unlabelled |         | 0     |
 | 204806 | v1:6     | ethernet1 | 1236::3 | 10631      |         | 0     |
 | 204807 | v1:6     | ethernet1 | 1236::3 | 10632      |         | 0     |
 | 204808 | v1:6     | ethernet1 | 1236::3 | 10633      |         | 0     |
 | 204809 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 204810 | null     | null      | null    | unlabelled |         | 0     |
 | 204811 | null     | null      | null    | unlabelled |         | 0     |
 | 204812 | null     | null      | null    | unlabelled |         | 0     |
 | 204813 | null     | null      | null    | unlabelled |         | 0     |
 | 204814 | null     | null      | null    | unlabelled |         | 0     |
 | 296193 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 552773 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 614786 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 623727 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 747080 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 796661 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 894688 | null     | null      | null    | unlabelled |         | 0     |
 | 894689 | v1:4     | ethernet1 | 1.1.3.3 | 190506     |         | 0     |
 | 894690 | v1:4     | ethernet1 | 1.1.3.3 | 190507     |         | 0     |
 | 894691 | v1:4     | ethernet1 | 1.1.3.3 | 190508     |         | 0     |
 | 894692 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 894693 | null     | null      | null    | unlabelled |         | 0     |
 | 894694 | null     | null      | null    | unlabelled |         | 0     |
 | 894695 | null     | null      | null    | unlabelled |         | 0     |
 | 894696 | null     | null      | null    | unlabelled |         | 0     |
 | 894697 | null     | null      | null    | unlabelled |         | 0     |
 | 999172 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#