here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 61039   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 69090   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 107292  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 122668  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 323415  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 574896  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 726389  | null     | null      | null    | unlabelled |         | 0     |
 | 726390  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 726391  | v1:4     | ethernet1 | 1.1.1.2 | 1003953    |         | 0     |
 | 726392  | v1:4     | ethernet1 | 1.1.1.2 | 1003954    |         | 0     |
 | 726393  | v1:4     | ethernet1 | 1.1.1.2 | 1003955    |         | 0     |
 | 726394  | null     | null      | null    | unlabelled |         | 0     |
 | 726395  | null     | null      | null    | unlabelled |         | 0     |
 | 726396  | null     | null      | null    | unlabelled |         | 0     |
 | 726397  | null     | null      | null    | unlabelled |         | 0     |
 | 726398  | null     | null      | null    | unlabelled |         | 0     |
 | 747760  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 776189  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 933136  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1030587 | null     | null      | null    | unlabelled |         | 0     |
 | 1030588 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1030589 | v1:6     | ethernet1 | 1234::2 | 63328      |         | 0     |
 | 1030590 | v1:6     | ethernet1 | 1234::2 | 63329      |         | 0     |
 | 1030591 | v1:6     | ethernet1 | 1234::2 | 63330      |         | 0     |
 | 1030592 | null     | null      | null    | unlabelled |         | 0     |
 | 1030593 | null     | null      | null    | unlabelled |         | 0     |
 | 1030594 | null     | null      | null    | unlabelled |         | 0     |
 | 1030595 | null     | null      | null    | unlabelled |         | 0     |
 | 1030596 | null     | null      | null    | unlabelled |         | 0     |
 | 1034583 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 22279   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 63326   | null     | null      | null    | unlabelled |         | 0     |
 | 63327   | v1:6     | ethernet1 | 1234::1 | 1030588    |         | 1280  |
 | 63328   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 63329   | v1:6     | ethernet2 | 1235::3 | 962816     |         | 640   |
 | 63330   | v1:6     | ethernet2 | 1235::3 | 962817     |         | 640   |
 | 63331   | null     | null      | null    | unlabelled |         | 0     |
 | 63332   | null     | null      | null    | unlabelled |         | 0     |
 | 63333   | null     | null      | null    | unlabelled |         | 0     |
 | 63334   | null     | null      | null    | unlabelled |         | 0     |
 | 63335   | null     | null      | null    | unlabelled |         | 0     |
 | 106487  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 116150  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 126999  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 151756  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 486463  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 523917  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 533370  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 555672  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 556543  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 657851  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1003951 | null     | null      | null    | unlabelled |         | 0     |
 | 1003952 | v1:4     | ethernet1 | 1.1.1.1 | 726390     |         | 1280  |
 | 1003953 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1003954 | v1:4     | ethernet2 | 1.1.2.3 | 63846      |         | 640   |
 | 1003955 | v1:4     | ethernet2 | 1.1.2.3 | 63847      |         | 640   |
 | 1003956 | null     | null      | null    | unlabelled |         | 0     |
 | 1003957 | null     | null      | null    | unlabelled |         | 0     |
 | 1003958 | null     | null      | null    | unlabelled |         | 0     |
 | 1003959 | null     | null      | null    | unlabelled |         | 0     |
 | 1003960 | null     | null      | null    | unlabelled |         | 0     |
 | 1039916 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32816  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 63843  | null     | null      | null    | unlabelled |         | 0     |
 | 63844  | v1:4     | ethernet1 | 1.1.2.2 | 1003952    |         | 640   |
 | 63845  | v1:4     | ethernet1 | 1.1.2.2 | 1003953    |         | 640   |
 | 63846  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 63847  | v1:4     | ethernet2 | 1.1.3.4 | 970328     |         | 1280  |
 | 63848  | null     | null      | null    | unlabelled |         | 0     |
 | 63849  | null     | null      | null    | unlabelled |         | 0     |
 | 63850  | null     | null      | null    | unlabelled |         | 0     |
 | 63851  | null     | null      | null    | unlabelled |         | 0     |
 | 63852  | null     | null      | null    | unlabelled |         | 0     |
 | 140555 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 185247 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 393050 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 450614 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 618204 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 661524 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 688531 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 710768 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 756728 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 871071 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 962813 | null     | null      | null    | unlabelled |         | 0     |
 | 962814 | v1:6     | ethernet1 | 1235::2 | 63327      |         | 640   |
 | 962815 | v1:6     | ethernet1 | 1235::2 | 63328      |         | 640   |
 | 962816 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 962817 | v1:6     | ethernet2 | 1236::4 | 63269      |         | 1280  |
 | 962818 | null     | null      | null    | unlabelled |         | 0     |
 | 962819 | null     | null      | null    | unlabelled |         | 0     |
 | 962820 | null     | null      | null    | unlabelled |         | 0     |
 | 962821 | null     | null      | null    | unlabelled |         | 0     |
 | 962822 | null     | null      | null    | unlabelled |         | 0     |
 | 997400 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 7117   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 63265  | null     | null      | null    | unlabelled |         | 0     |
 | 63266  | v1:6     | ethernet1 | 1236::3 | 962814     |         | 0     |
 | 63267  | v1:6     | ethernet1 | 1236::3 | 962815     |         | 0     |
 | 63268  | v1:6     | ethernet1 | 1236::3 | 962816     |         | 0     |
 | 63269  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 63270  | null     | null      | null    | unlabelled |         | 0     |
 | 63271  | null     | null      | null    | unlabelled |         | 0     |
 | 63272  | null     | null      | null    | unlabelled |         | 0     |
 | 63273  | null     | null      | null    | unlabelled |         | 0     |
 | 63274  | null     | null      | null    | unlabelled |         | 0     |
 | 120859 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 294747 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 565431 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 613059 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 687421 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 723379 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 830478 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 936279 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 970324 | null     | null      | null    | unlabelled |         | 0     |
 | 970325 | v1:4     | ethernet1 | 1.1.3.3 | 63844      |         | 0     |
 | 970326 | v1:4     | ethernet1 | 1.1.3.3 | 63845      |         | 0     |
 | 970327 | v1:4     | ethernet1 | 1.1.3.3 | 63846      |         | 0     |
 | 970328 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 970329 | null     | null      | null    | unlabelled |         | 0     |
 | 970330 | null     | null      | null    | unlabelled |         | 0     |
 | 970331 | null     | null      | null    | unlabelled |         | 0     |
 | 970332 | null     | null      | null    | unlabelled |         | 0     |
 | 970333 | null     | null      | null    | unlabelled |         | 0     |
 | 987637 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#