here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 9701   | null     | null      | null    | unlabelled |         | 0     |
 | 9702   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 9703   | v1:6     | ethernet1 | 1234::2 | 261138     |         | 0     |
 | 9704   | v1:6     | ethernet1 | 1234::2 | 261139     |         | 0     |
 | 9705   | v1:6     | ethernet1 | 1234::2 | 261140     |         | 0     |
 | 9706   | null     | null      | null    | unlabelled |         | 0     |
 | 9707   | null     | null      | null    | unlabelled |         | 0     |
 | 9708   | null     | null      | null    | unlabelled |         | 0     |
 | 9709   | null     | null      | null    | unlabelled |         | 0     |
 | 9710   | null     | null      | null    | unlabelled |         | 0     |
 | 17456  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 218797 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 329331 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 332799 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 424527 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 665730 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 849885 | null     | null      | null    | unlabelled |         | 0     |
 | 849886 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 849887 | v1:4     | ethernet1 | 1.1.1.2 | 704937     |         | 0     |
 | 849888 | v1:4     | ethernet1 | 1.1.1.2 | 704938     |         | 0     |
 | 849889 | v1:4     | ethernet1 | 1.1.1.2 | 704939     |         | 0     |
 | 849890 | null     | null      | null    | unlabelled |         | 0     |
 | 849891 | null     | null      | null    | unlabelled |         | 0     |
 | 849892 | null     | null      | null    | unlabelled |         | 0     |
 | 849893 | null     | null      | null    | unlabelled |         | 0     |
 | 849894 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 261136 | null     | null      | null    | unlabelled |         | 0     |
 | 261137 | v1:6     | ethernet1 | 1234::1 | 9702       |         | 1280  |
 | 261138 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 261139 | v1:6     | ethernet2 | 1235::3 | 893945     |         | 640   |
 | 261140 | v1:6     | ethernet2 | 1235::3 | 893946     |         | 640   |
 | 261141 | null     | null      | null    | unlabelled |         | 0     |
 | 261142 | null     | null      | null    | unlabelled |         | 0     |
 | 261143 | null     | null      | null    | unlabelled |         | 0     |
 | 261144 | null     | null      | null    | unlabelled |         | 0     |
 | 261145 | null     | null      | null    | unlabelled |         | 0     |
 | 268029 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 334232 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 660817 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 663626 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 704935 | null     | null      | null    | unlabelled |         | 0     |
 | 704936 | v1:4     | ethernet1 | 1.1.1.1 | 849886     |         | 1280  |
 | 704937 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 704938 | v1:4     | ethernet2 | 1.1.2.3 | 872570     |         | 640   |
 | 704939 | v1:4     | ethernet2 | 1.1.2.3 | 872571     |         | 640   |
 | 704940 | null     | null      | null    | unlabelled |         | 0     |
 | 704941 | null     | null      | null    | unlabelled |         | 0     |
 | 704942 | null     | null      | null    | unlabelled |         | 0     |
 | 704943 | null     | null      | null    | unlabelled |         | 0     |
 | 704944 | null     | null      | null    | unlabelled |         | 0     |
 | 707248 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 764676 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 782355 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 970678 | v1:4     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 353053  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 381073  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 391928  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 484636  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 690553  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 818354  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 872567  | null     | null      | null    | unlabelled |         | 0     |
 | 872568  | v1:4     | ethernet1 | 1.1.2.2 | 704936     |         | 640   |
 | 872569  | v1:4     | ethernet1 | 1.1.2.2 | 704937     |         | 640   |
 | 872570  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 872571  | v1:4     | ethernet2 | 1.1.3.4 | 929552     |         | 1280  |
 | 872572  | null     | null      | null    | unlabelled |         | 0     |
 | 872573  | null     | null      | null    | unlabelled |         | 0     |
 | 872574  | null     | null      | null    | unlabelled |         | 0     |
 | 872575  | null     | null      | null    | unlabelled |         | 0     |
 | 872576  | null     | null      | null    | unlabelled |         | 0     |
 | 893942  | null     | null      | null    | unlabelled |         | 0     |
 | 893943  | v1:6     | ethernet1 | 1235::2 | 261137     |         | 640   |
 | 893944  | v1:6     | ethernet1 | 1235::2 | 261138     |         | 640   |
 | 893945  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 893946  | v1:6     | ethernet2 | 1236::4 | 514552     |         | 1280  |
 | 893947  | null     | null      | null    | unlabelled |         | 0     |
 | 893948  | null     | null      | null    | unlabelled |         | 0     |
 | 893949  | null     | null      | null    | unlabelled |         | 0     |
 | 893950  | null     | null      | null    | unlabelled |         | 0     |
 | 893951  | null     | null      | null    | unlabelled |         | 0     |
 | 971633  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1033409 | v1:6     | ethernet1 | 1235::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 241697 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 503948 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 514548 | null     | null      | null    | unlabelled |         | 0     |
 | 514549 | v1:6     | ethernet1 | 1236::3 | 893943     |         | 0     |
 | 514550 | v1:6     | ethernet1 | 1236::3 | 893944     |         | 0     |
 | 514551 | v1:6     | ethernet1 | 1236::3 | 893945     |         | 0     |
 | 514552 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 514553 | null     | null      | null    | unlabelled |         | 0     |
 | 514554 | null     | null      | null    | unlabelled |         | 0     |
 | 514555 | null     | null      | null    | unlabelled |         | 0     |
 | 514556 | null     | null      | null    | unlabelled |         | 0     |
 | 514557 | null     | null      | null    | unlabelled |         | 0     |
 | 637219 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 689809 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 846082 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 926283 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 929548 | null     | null      | null    | unlabelled |         | 0     |
 | 929549 | v1:4     | ethernet1 | 1.1.3.3 | 872568     |         | 0     |
 | 929550 | v1:4     | ethernet1 | 1.1.3.3 | 872569     |         | 0     |
 | 929551 | v1:4     | ethernet1 | 1.1.3.3 | 872570     |         | 0     |
 | 929552 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 929553 | null     | null      | null    | unlabelled |         | 0     |
 | 929554 | null     | null      | null    | unlabelled |         | 0     |
 | 929555 | null     | null      | null    | unlabelled |         | 0     |
 | 929556 | null     | null      | null    | unlabelled |         | 0     |
 | 929557 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#