here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 130362 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 303580 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 361319 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 389487 | null     | null      | null    | unlabelled |         | 0     |
 | 389488 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 389489 | v1:6     | ethernet1 | 1234::2 | 778470     |         | 0     |
 | 389490 | v1:6     | ethernet1 | 1234::2 | 778471     |         | 0     |
 | 389491 | v1:6     | ethernet1 | 1234::2 | 778472     |         | 0     |
 | 389492 | null     | null      | null    | unlabelled |         | 0     |
 | 389493 | null     | null      | null    | unlabelled |         | 0     |
 | 389494 | null     | null      | null    | unlabelled |         | 0     |
 | 389495 | null     | null      | null    | unlabelled |         | 0     |
 | 389496 | null     | null      | null    | unlabelled |         | 0     |
 | 498995 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 533177 | null     | null      | null    | unlabelled |         | 0     |
 | 533178 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 533179 | v1:4     | ethernet1 | 1.1.1.2 | 573516     |         | 0     |
 | 533180 | v1:4     | ethernet1 | 1.1.1.2 | 573517     |         | 0     |
 | 533181 | v1:4     | ethernet1 | 1.1.1.2 | 573518     |         | 0     |
 | 533182 | null     | null      | null    | unlabelled |         | 0     |
 | 533183 | null     | null      | null    | unlabelled |         | 0     |
 | 533184 | null     | null      | null    | unlabelled |         | 0     |
 | 533185 | null     | null      | null    | unlabelled |         | 0     |
 | 533186 | null     | null      | null    | unlabelled |         | 0     |
 | 556822 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 775546 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 843538 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 928773 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 954628 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 990772 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 3969   | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 92695  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 120246 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 157637 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 312093 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 539846 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 573514 | null     | null      | null    | unlabelled |         | 0     |
 | 573515 | v1:4     | ethernet1 | 1.1.1.1 | 533178     |         | 1280  |
 | 573516 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 573517 | v1:4     | ethernet2 | 1.1.2.3 | 855071     |         | 640   |
 | 573518 | v1:4     | ethernet2 | 1.1.2.3 | 855072     |         | 640   |
 | 573519 | null     | null      | null    | unlabelled |         | 0     |
 | 573520 | null     | null      | null    | unlabelled |         | 0     |
 | 573521 | null     | null      | null    | unlabelled |         | 0     |
 | 573522 | null     | null      | null    | unlabelled |         | 0     |
 | 573523 | null     | null      | null    | unlabelled |         | 0     |
 | 586653 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 599703 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 640846 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778468 | null     | null      | null    | unlabelled |         | 0     |
 | 778469 | v1:6     | ethernet1 | 1234::1 | 389488     |         | 1280  |
 | 778470 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 778471 | v1:6     | ethernet2 | 1235::3 | 691527     |         | 640   |
 | 778472 | v1:6     | ethernet2 | 1235::3 | 691528     |         | 640   |
 | 778473 | null     | null      | null    | unlabelled |         | 0     |
 | 778474 | null     | null      | null    | unlabelled |         | 0     |
 | 778475 | null     | null      | null    | unlabelled |         | 0     |
 | 778476 | null     | null      | null    | unlabelled |         | 0     |
 | 778477 | null     | null      | null    | unlabelled |         | 0     |
 | 831266 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 900844 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 958768 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 35104  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 66101  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 71477  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 83563  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 151052 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 249888 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 378037 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 608056 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 687458 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 691524 | null     | null      | null    | unlabelled |         | 0     |
 | 691525 | v1:6     | ethernet1 | 1235::2 | 778469     |         | 640   |
 | 691526 | v1:6     | ethernet1 | 1235::2 | 778470     |         | 640   |
 | 691527 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 691528 | v1:6     | ethernet2 | 1236::4 | 181920     |         | 1280  |
 | 691529 | null     | null      | null    | unlabelled |         | 0     |
 | 691530 | null     | null      | null    | unlabelled |         | 0     |
 | 691531 | null     | null      | null    | unlabelled |         | 0     |
 | 691532 | null     | null      | null    | unlabelled |         | 0     |
 | 691533 | null     | null      | null    | unlabelled |         | 0     |
 | 855068 | null     | null      | null    | unlabelled |         | 0     |
 | 855069 | v1:4     | ethernet1 | 1.1.2.2 | 573515     |         | 640   |
 | 855070 | v1:4     | ethernet1 | 1.1.2.2 | 573516     |         | 640   |
 | 855071 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 855072 | v1:4     | ethernet2 | 1.1.3.4 | 702325     |         | 1280  |
 | 855073 | null     | null      | null    | unlabelled |         | 0     |
 | 855074 | null     | null      | null    | unlabelled |         | 0     |
 | 855075 | null     | null      | null    | unlabelled |         | 0     |
 | 855076 | null     | null      | null    | unlabelled |         | 0     |
 | 855077 | null     | null      | null    | unlabelled |         | 0     |
 | 855904 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 879565 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 952306 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 43825   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 181916  | null     | null      | null    | unlabelled |         | 0     |
 | 181917  | v1:6     | ethernet1 | 1236::3 | 691525     |         | 0     |
 | 181918  | v1:6     | ethernet1 | 1236::3 | 691526     |         | 0     |
 | 181919  | v1:6     | ethernet1 | 1236::3 | 691527     |         | 0     |
 | 181920  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 181921  | null     | null      | null    | unlabelled |         | 0     |
 | 181922  | null     | null      | null    | unlabelled |         | 0     |
 | 181923  | null     | null      | null    | unlabelled |         | 0     |
 | 181924  | null     | null      | null    | unlabelled |         | 0     |
 | 181925  | null     | null      | null    | unlabelled |         | 0     |
 | 570831  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 702321  | null     | null      | null    | unlabelled |         | 0     |
 | 702322  | v1:4     | ethernet1 | 1.1.3.3 | 855069     |         | 0     |
 | 702323  | v1:4     | ethernet1 | 1.1.3.3 | 855070     |         | 0     |
 | 702324  | v1:4     | ethernet1 | 1.1.3.3 | 855071     |         | 0     |
 | 702325  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 702326  | null     | null      | null    | unlabelled |         | 0     |
 | 702327  | null     | null      | null    | unlabelled |         | 0     |
 | 702328  | null     | null      | null    | unlabelled |         | 0     |
 | 702329  | null     | null      | null    | unlabelled |         | 0     |
 | 702330  | null     | null      | null    | unlabelled |         | 0     |
 | 708871  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 849235  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 863104  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 885159  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 913521  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 926050  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1026125 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1045763 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#