here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31674  | null     | null      | null    | unlabelled |         | 0     |
 | 31675  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 31676  | v1:6     | ethernet1 | 1234::2 | 1037619    |         | 0     |
 | 31677  | v1:6     | ethernet1 | 1234::2 | 1037620    |         | 0     |
 | 31678  | v1:6     | ethernet1 | 1234::2 | 1037621    |         | 0     |
 | 31679  | null     | null      | null    | unlabelled |         | 0     |
 | 31680  | null     | null      | null    | unlabelled |         | 0     |
 | 31681  | null     | null      | null    | unlabelled |         | 0     |
 | 31682  | null     | null      | null    | unlabelled |         | 0     |
 | 31683  | null     | null      | null    | unlabelled |         | 0     |
 | 125580 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 350559 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 457434 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 568816 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 624033 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 759280 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 759939 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 811404 | null     | null      | null    | unlabelled |         | 0     |
 | 811405 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 811406 | v1:4     | ethernet1 | 1.1.1.2 | 1019590    |         | 0     |
 | 811407 | v1:4     | ethernet1 | 1.1.1.2 | 1019591    |         | 0     |
 | 811408 | v1:4     | ethernet1 | 1.1.1.2 | 1019592    |         | 0     |
 | 811409 | null     | null      | null    | unlabelled |         | 0     |
 | 811410 | null     | null      | null    | unlabelled |         | 0     |
 | 811411 | null     | null      | null    | unlabelled |         | 0     |
 | 811412 | null     | null      | null    | unlabelled |         | 0     |
 | 811413 | null     | null      | null    | unlabelled |         | 0     |
 | 828161 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 893408 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 991127 | tester: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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 42972   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 320116  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 532176  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 543956  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 544596  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 616600  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 705364  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 706342  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 712492  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 749516  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 953965  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 985278  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1019588 | null     | null      | null    | unlabelled |         | 0     |
 | 1019589 | v1:4     | ethernet1 | 1.1.1.1 | 811405     |         | 1280  |
 | 1019590 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1019591 | v1:4     | ethernet2 | 1.1.2.3 | 350675     |         | 640   |
 | 1019592 | v1:4     | ethernet2 | 1.1.2.3 | 350676     |         | 640   |
 | 1019593 | null     | null      | null    | unlabelled |         | 0     |
 | 1019594 | null     | null      | null    | unlabelled |         | 0     |
 | 1019595 | null     | null      | null    | unlabelled |         | 0     |
 | 1019596 | null     | null      | null    | unlabelled |         | 0     |
 | 1019597 | null     | null      | null    | unlabelled |         | 0     |
 | 1037617 | null     | null      | null    | unlabelled |         | 0     |
 | 1037618 | v1:6     | ethernet1 | 1234::1 | 31675      |         | 1280  |
 | 1037619 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1037620 | v1:6     | ethernet2 | 1235::3 | 292456     |         | 640   |
 | 1037621 | v1:6     | ethernet2 | 1235::3 | 292457     |         | 640   |
 | 1037622 | null     | null      | null    | unlabelled |         | 0     |
 | 1037623 | null     | null      | null    | unlabelled |         | 0     |
 | 1037624 | null     | null      | null    | unlabelled |         | 0     |
 | 1037625 | null     | null      | null    | unlabelled |         | 0     |
 | 1037626 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 39132  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 93364  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 202705 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 235183 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 267612 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 292453 | null     | null      | null    | unlabelled |         | 0     |
 | 292454 | v1:6     | ethernet1 | 1235::2 | 1037618    |         | 640   |
 | 292455 | v1:6     | ethernet1 | 1235::2 | 1037619    |         | 640   |
 | 292456 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 292457 | v1:6     | ethernet2 | 1236::4 | 166793     |         | 1280  |
 | 292458 | null     | null      | null    | unlabelled |         | 0     |
 | 292459 | null     | null      | null    | unlabelled |         | 0     |
 | 292460 | null     | null      | null    | unlabelled |         | 0     |
 | 292461 | null     | null      | null    | unlabelled |         | 0     |
 | 292462 | null     | null      | null    | unlabelled |         | 0     |
 | 350672 | null     | null      | null    | unlabelled |         | 0     |
 | 350673 | v1:4     | ethernet1 | 1.1.2.2 | 1019589    |         | 640   |
 | 350674 | v1:4     | ethernet1 | 1.1.2.2 | 1019590    |         | 640   |
 | 350675 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 350676 | v1:4     | ethernet2 | 1.1.3.4 | 611317     |         | 1280  |
 | 350677 | null     | null      | null    | unlabelled |         | 0     |
 | 350678 | null     | null      | null    | unlabelled |         | 0     |
 | 350679 | null     | null      | null    | unlabelled |         | 0     |
 | 350680 | null     | null      | null    | unlabelled |         | 0     |
 | 350681 | null     | null      | null    | unlabelled |         | 0     |
 | 462426 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 637426 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 759106 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 833415 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 878394 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 932431 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 990298 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 166789 | null     | null      | null    | unlabelled |         | 0     |
 | 166790 | v1:6     | ethernet1 | 1236::3 | 292454     |         | 0     |
 | 166791 | v1:6     | ethernet1 | 1236::3 | 292455     |         | 0     |
 | 166792 | v1:6     | ethernet1 | 1236::3 | 292456     |         | 0     |
 | 166793 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 166794 | null     | null      | null    | unlabelled |         | 0     |
 | 166795 | null     | null      | null    | unlabelled |         | 0     |
 | 166796 | null     | null      | null    | unlabelled |         | 0     |
 | 166797 | null     | null      | null    | unlabelled |         | 0     |
 | 166798 | null     | null      | null    | unlabelled |         | 0     |
 | 302885 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 324119 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 343909 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 362278 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 386153 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 485455 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 551827 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 559620 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 611313 | null     | null      | null    | unlabelled |         | 0     |
 | 611314 | v1:4     | ethernet1 | 1.1.3.3 | 350673     |         | 0     |
 | 611315 | v1:4     | ethernet1 | 1.1.3.3 | 350674     |         | 0     |
 | 611316 | v1:4     | ethernet1 | 1.1.3.3 | 350675     |         | 0     |
 | 611317 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 611318 | null     | null      | null    | unlabelled |         | 0     |
 | 611319 | null     | null      | null    | unlabelled |         | 0     |
 | 611320 | null     | null      | null    | unlabelled |         | 0     |
 | 611321 | null     | null      | null    | unlabelled |         | 0     |
 | 611322 | null     | null      | null    | unlabelled |         | 0     |
 | 760367 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 788321 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#