here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 78293   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 185227  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 199698  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 281137  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 447594  | null     | null      | null    | unlabelled |         | 0     |
 | 447595  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 447596  | v1:6     | ethernet1 | 1234::2 | 791332     |         | 0     |
 | 447597  | v1:6     | ethernet1 | 1234::2 | 791333     |         | 0     |
 | 447598  | v1:6     | ethernet1 | 1234::2 | 791334     |         | 0     |
 | 447599  | null     | null      | null    | unlabelled |         | 0     |
 | 447600  | null     | null      | null    | unlabelled |         | 0     |
 | 447601  | null     | null      | null    | unlabelled |         | 0     |
 | 447602  | null     | null      | null    | unlabelled |         | 0     |
 | 447603  | null     | null      | null    | unlabelled |         | 0     |
 | 508897  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 545039  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 809476  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 823734  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 830760  | null     | null      | null    | unlabelled |         | 0     |
 | 830761  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 830762  | v1:4     | ethernet1 | 1.1.1.2 | 87868      |         | 0     |
 | 830763  | v1:4     | ethernet1 | 1.1.1.2 | 87869      |         | 0     |
 | 830764  | v1:4     | ethernet1 | 1.1.1.2 | 87870      |         | 0     |
 | 830765  | null     | null      | null    | unlabelled |         | 0     |
 | 830766  | null     | null      | null    | unlabelled |         | 0     |
 | 830767  | null     | null      | null    | unlabelled |         | 0     |
 | 830768  | null     | null      | null    | unlabelled |         | 0     |
 | 830769  | null     | null      | null    | unlabelled |         | 0     |
 | 922683  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1008959 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30410  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 87866  | null     | null      | null    | unlabelled |         | 0     |
 | 87867  | v1:4     | ethernet1 | 1.1.1.1 | 830761     |         | 1280  |
 | 87868  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 87869  | v1:4     | ethernet2 | 1.1.2.3 | 117583     |         | 640   |
 | 87870  | v1:4     | ethernet2 | 1.1.2.3 | 117584     |         | 640   |
 | 87871  | null     | null      | null    | unlabelled |         | 0     |
 | 87872  | null     | null      | null    | unlabelled |         | 0     |
 | 87873  | null     | null      | null    | unlabelled |         | 0     |
 | 87874  | null     | null      | null    | unlabelled |         | 0     |
 | 87875  | null     | null      | null    | unlabelled |         | 0     |
 | 160786 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 230389 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 398135 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 613981 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 615323 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 735931 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 747718 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 759212 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 791330 | null     | null      | null    | unlabelled |         | 0     |
 | 791331 | v1:6     | ethernet1 | 1234::1 | 447595     |         | 1280  |
 | 791332 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 791333 | v1:6     | ethernet2 | 1235::3 | 977742     |         | 640   |
 | 791334 | v1:6     | ethernet2 | 1235::3 | 977743     |         | 640   |
 | 791335 | null     | null      | null    | unlabelled |         | 0     |
 | 791336 | null     | null      | null    | unlabelled |         | 0     |
 | 791337 | null     | null      | null    | unlabelled |         | 0     |
 | 791338 | null     | null      | null    | unlabelled |         | 0     |
 | 791339 | null     | null      | null    | unlabelled |         | 0     |
 | 792080 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 813949 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 924016 | v1:6     | ethernet1 | 1234::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 117580 | null     | null      | null    | unlabelled |         | 0     |
 | 117581 | v1:4     | ethernet1 | 1.1.2.2 | 87867      |         | 640   |
 | 117582 | v1:4     | ethernet1 | 1.1.2.2 | 87868      |         | 640   |
 | 117583 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 117584 | v1:4     | ethernet2 | 1.1.3.4 | 1035163    |         | 1280  |
 | 117585 | null     | null      | null    | unlabelled |         | 0     |
 | 117586 | null     | null      | null    | unlabelled |         | 0     |
 | 117587 | null     | null      | null    | unlabelled |         | 0     |
 | 117588 | null     | null      | null    | unlabelled |         | 0     |
 | 117589 | null     | null      | null    | unlabelled |         | 0     |
 | 202397 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 223225 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 310026 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 407505 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 502425 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 551015 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 615093 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 625794 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 799158 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 887221 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 916404 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 928735 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 977739 | null     | null      | null    | unlabelled |         | 0     |
 | 977740 | v1:6     | ethernet1 | 1235::2 | 791331     |         | 640   |
 | 977741 | v1:6     | ethernet1 | 1235::2 | 791332     |         | 640   |
 | 977742 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 977743 | v1:6     | ethernet2 | 1236::4 | 19428      |         | 1280  |
 | 977744 | null     | null      | null    | unlabelled |         | 0     |
 | 977745 | null     | null      | null    | unlabelled |         | 0     |
 | 977746 | null     | null      | null    | unlabelled |         | 0     |
 | 977747 | null     | null      | null    | unlabelled |         | 0     |
 | 977748 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 19424   | null     | null      | null    | unlabelled |         | 0     |
 | 19425   | v1:6     | ethernet1 | 1236::3 | 977740     |         | 0     |
 | 19426   | v1:6     | ethernet1 | 1236::3 | 977741     |         | 0     |
 | 19427   | v1:6     | ethernet1 | 1236::3 | 977742     |         | 0     |
 | 19428   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 19429   | null     | null      | null    | unlabelled |         | 0     |
 | 19430   | null     | null      | null    | unlabelled |         | 0     |
 | 19431   | null     | null      | null    | unlabelled |         | 0     |
 | 19432   | null     | null      | null    | unlabelled |         | 0     |
 | 19433   | null     | null      | null    | unlabelled |         | 0     |
 | 41645   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 57637   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 175605  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 401146  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 417846  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 578154  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 670832  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 684692  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 984046  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 1004105 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1035159 | null     | null      | null    | unlabelled |         | 0     |
 | 1035160 | v1:4     | ethernet1 | 1.1.3.3 | 117581     |         | 0     |
 | 1035161 | v1:4     | ethernet1 | 1.1.3.3 | 117582     |         | 0     |
 | 1035162 | v1:4     | ethernet1 | 1.1.3.3 | 117583     |         | 0     |
 | 1035163 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1035164 | null     | null      | null    | unlabelled |         | 0     |
 | 1035165 | null     | null      | null    | unlabelled |         | 0     |
 | 1035166 | null     | null      | null    | unlabelled |         | 0     |
 | 1035167 | null     | null      | null    | unlabelled |         | 0     |
 | 1035168 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#