here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 53696   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 276384  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 301184  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 588189  | null     | null      | null    | unlabelled |         | 0     |
 | 588190  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 588191  | v1:6     | ethernet1 | 1234::2 | 166502     |         | 0     |
 | 588192  | v1:6     | ethernet1 | 1234::2 | 166503     |         | 0     |
 | 588193  | v1:6     | ethernet1 | 1234::2 | 166504     |         | 0     |
 | 588194  | null     | null      | null    | unlabelled |         | 0     |
 | 588195  | null     | null      | null    | unlabelled |         | 0     |
 | 588196  | null     | null      | null    | unlabelled |         | 0     |
 | 588197  | null     | null      | null    | unlabelled |         | 0     |
 | 588198  | null     | null      | null    | unlabelled |         | 0     |
 | 616246  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 691971  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 890246  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1006790 | null     | null      | null    | unlabelled |         | 0     |
 | 1006791 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1006792 | v1:4     | ethernet1 | 1.1.1.2 | 26627      |         | 0     |
 | 1006793 | v1:4     | ethernet1 | 1.1.1.2 | 26628      |         | 0     |
 | 1006794 | v1:4     | ethernet1 | 1.1.1.2 | 26629      |         | 0     |
 | 1006795 | null     | null      | null    | unlabelled |         | 0     |
 | 1006796 | null     | null      | null    | unlabelled |         | 0     |
 | 1006797 | null     | null      | null    | unlabelled |         | 0     |
 | 1006798 | null     | null      | null    | unlabelled |         | 0     |
 | 1006799 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 26625  | null     | null      | null    | unlabelled |         | 0     |
 | 26626  | v1:4     | ethernet1 | 1.1.1.1 | 1006791    |         | 1280  |
 | 26627  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 26628  | v1:4     | ethernet2 | 1.1.2.3 | 913173     |         | 640   |
 | 26629  | v1:4     | ethernet2 | 1.1.2.3 | 913174     |         | 640   |
 | 26630  | null     | null      | null    | unlabelled |         | 0     |
 | 26631  | null     | null      | null    | unlabelled |         | 0     |
 | 26632  | null     | null      | null    | unlabelled |         | 0     |
 | 26633  | null     | null      | null    | unlabelled |         | 0     |
 | 26634  | null     | null      | null    | unlabelled |         | 0     |
 | 74409  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 116475 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 149950 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 166500 | null     | null      | null    | unlabelled |         | 0     |
 | 166501 | v1:6     | ethernet1 | 1234::1 | 588190     |         | 1280  |
 | 166502 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 166503 | v1:6     | ethernet2 | 1235::3 | 214959     |         | 640   |
 | 166504 | v1:6     | ethernet2 | 1235::3 | 214960     |         | 640   |
 | 166505 | null     | null      | null    | unlabelled |         | 0     |
 | 166506 | null     | null      | null    | unlabelled |         | 0     |
 | 166507 | null     | null      | null    | unlabelled |         | 0     |
 | 166508 | null     | null      | null    | unlabelled |         | 0     |
 | 166509 | null     | null      | null    | unlabelled |         | 0     |
 | 194500 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 299977 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 447701 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 610429 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 678919 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 25595  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 131486 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 214956 | null     | null      | null    | unlabelled |         | 0     |
 | 214957 | v1:6     | ethernet1 | 1235::2 | 166501     |         | 640   |
 | 214958 | v1:6     | ethernet1 | 1235::2 | 166502     |         | 640   |
 | 214959 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 214960 | v1:6     | ethernet2 | 1236::4 | 171986     |         | 1280  |
 | 214961 | null     | null      | null    | unlabelled |         | 0     |
 | 214962 | null     | null      | null    | unlabelled |         | 0     |
 | 214963 | null     | null      | null    | unlabelled |         | 0     |
 | 214964 | null     | null      | null    | unlabelled |         | 0     |
 | 214965 | null     | null      | null    | unlabelled |         | 0     |
 | 327107 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 553745 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 617371 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 640698 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 664645 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 792779 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 913170 | null     | null      | null    | unlabelled |         | 0     |
 | 913171 | v1:4     | ethernet1 | 1.1.2.2 | 26626      |         | 640   |
 | 913172 | v1:4     | ethernet1 | 1.1.2.2 | 26627      |         | 640   |
 | 913173 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 913174 | v1:4     | ethernet2 | 1.1.3.4 | 555665     |         | 1280  |
 | 913175 | null     | null      | null    | unlabelled |         | 0     |
 | 913176 | null     | null      | null    | unlabelled |         | 0     |
 | 913177 | null     | null      | null    | unlabelled |         | 0     |
 | 913178 | null     | null      | null    | unlabelled |         | 0     |
 | 913179 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 171982 | null     | null      | null    | unlabelled |         | 0     |
 | 171983 | v1:6     | ethernet1 | 1236::3 | 214957     |         | 0     |
 | 171984 | v1:6     | ethernet1 | 1236::3 | 214958     |         | 0     |
 | 171985 | v1:6     | ethernet1 | 1236::3 | 214959     |         | 0     |
 | 171986 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 171987 | null     | null      | null    | unlabelled |         | 0     |
 | 171988 | null     | null      | null    | unlabelled |         | 0     |
 | 171989 | null     | null      | null    | unlabelled |         | 0     |
 | 171990 | null     | null      | null    | unlabelled |         | 0     |
 | 171991 | null     | null      | null    | unlabelled |         | 0     |
 | 201297 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 298244 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 328230 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 339860 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 555661 | null     | null      | null    | unlabelled |         | 0     |
 | 555662 | v1:4     | ethernet1 | 1.1.3.3 | 913171     |         | 0     |
 | 555663 | v1:4     | ethernet1 | 1.1.3.3 | 913172     |         | 0     |
 | 555664 | v1:4     | ethernet1 | 1.1.3.3 | 913173     |         | 0     |
 | 555665 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 555666 | null     | null      | null    | unlabelled |         | 0     |
 | 555667 | null     | null      | null    | unlabelled |         | 0     |
 | 555668 | null     | null      | null    | unlabelled |         | 0     |
 | 555669 | null     | null      | null    | unlabelled |         | 0     |
 | 555670 | null     | null      | null    | unlabelled |         | 0     |
 | 619588 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 710747 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#