here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 27390   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 102460  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 202067  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 269719  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 359415  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 534711  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 592337  | null     | null      | null    | unlabelled |         | 0     |
 | 592338  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 592339  | v1:6     | ethernet1 | 1234::2 | 813801     |         | 0     |
 | 592340  | v1:6     | ethernet1 | 1234::2 | 813802     |         | 0     |
 | 592341  | v1:6     | ethernet1 | 1234::2 | 813803     |         | 0     |
 | 592342  | null     | null      | null    | unlabelled |         | 0     |
 | 592343  | null     | null      | null    | unlabelled |         | 0     |
 | 592344  | null     | null      | null    | unlabelled |         | 0     |
 | 592345  | null     | null      | null    | unlabelled |         | 0     |
 | 592346  | null     | null      | null    | unlabelled |         | 0     |
 | 600762  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 976330  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 978116  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 985212  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1010135 | null     | null      | null    | unlabelled |         | 0     |
 | 1010136 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1010137 | v1:4     | ethernet1 | 1.1.1.2 | 426415     |         | 0     |
 | 1010138 | v1:4     | ethernet1 | 1.1.1.2 | 426416     |         | 0     |
 | 1010139 | v1:4     | ethernet1 | 1.1.1.2 | 426417     |         | 0     |
 | 1010140 | null     | null      | null    | unlabelled |         | 0     |
 | 1010141 | null     | null      | null    | unlabelled |         | 0     |
 | 1010142 | null     | null      | null    | unlabelled |         | 0     |
 | 1010143 | null     | null      | null    | unlabelled |         | 0     |
 | 1010144 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 22867  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 28725  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 32319  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 99014  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 145533 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 146175 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 241175 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 426413 | null     | null      | null    | unlabelled |         | 0     |
 | 426414 | v1:4     | ethernet1 | 1.1.1.1 | 1010136    |         | 1280  |
 | 426415 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 426416 | v1:4     | ethernet2 | 1.1.2.3 | 155782     |         | 640   |
 | 426417 | v1:4     | ethernet2 | 1.1.2.3 | 155783     |         | 640   |
 | 426418 | null     | null      | null    | unlabelled |         | 0     |
 | 426419 | null     | null      | null    | unlabelled |         | 0     |
 | 426420 | null     | null      | null    | unlabelled |         | 0     |
 | 426421 | null     | null      | null    | unlabelled |         | 0     |
 | 426422 | null     | null      | null    | unlabelled |         | 0     |
 | 576777 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 671929 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 779557 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 813799 | null     | null      | null    | unlabelled |         | 0     |
 | 813800 | v1:6     | ethernet1 | 1234::1 | 592338     |         | 1280  |
 | 813801 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 813802 | v1:6     | ethernet2 | 1235::3 | 828851     |         | 640   |
 | 813803 | v1:6     | ethernet2 | 1235::3 | 828852     |         | 640   |
 | 813804 | null     | null      | null    | unlabelled |         | 0     |
 | 813805 | null     | null      | null    | unlabelled |         | 0     |
 | 813806 | null     | null      | null    | unlabelled |         | 0     |
 | 813807 | null     | null      | null    | unlabelled |         | 0     |
 | 813808 | null     | null      | null    | unlabelled |         | 0     |
 | 902036 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 992139 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 119200 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 132221 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 146128 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 155779 | null     | null      | null    | unlabelled |         | 0     |
 | 155780 | v1:4     | ethernet1 | 1.1.2.2 | 426414     |         | 640   |
 | 155781 | v1:4     | ethernet1 | 1.1.2.2 | 426415     |         | 640   |
 | 155782 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 155783 | v1:4     | ethernet2 | 1.1.3.4 | 553369     |         | 1280  |
 | 155784 | null     | null      | null    | unlabelled |         | 0     |
 | 155785 | null     | null      | null    | unlabelled |         | 0     |
 | 155786 | null     | null      | null    | unlabelled |         | 0     |
 | 155787 | null     | null      | null    | unlabelled |         | 0     |
 | 155788 | null     | null      | null    | unlabelled |         | 0     |
 | 266937 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 305742 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 417446 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 515949 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 549889 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 746761 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 775882 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 828848 | null     | null      | null    | unlabelled |         | 0     |
 | 828849 | v1:6     | ethernet1 | 1235::2 | 813800     |         | 640   |
 | 828850 | v1:6     | ethernet1 | 1235::2 | 813801     |         | 640   |
 | 828851 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 828852 | v1:6     | ethernet2 | 1236::4 | 867856     |         | 1280  |
 | 828853 | null     | null      | null    | unlabelled |         | 0     |
 | 828854 | null     | null      | null    | unlabelled |         | 0     |
 | 828855 | null     | null      | null    | unlabelled |         | 0     |
 | 828856 | null     | null      | null    | unlabelled |         | 0     |
 | 828857 | null     | null      | null    | unlabelled |         | 0     |
 | 867864 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 991727 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 46627   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 108497  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 204492  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 245094  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 351743  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 479539  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 484935  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 553365  | null     | null      | null    | unlabelled |         | 0     |
 | 553366  | v1:4     | ethernet1 | 1.1.3.3 | 155780     |         | 0     |
 | 553367  | v1:4     | ethernet1 | 1.1.3.3 | 155781     |         | 0     |
 | 553368  | v1:4     | ethernet1 | 1.1.3.3 | 155782     |         | 0     |
 | 553369  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 553370  | null     | null      | null    | unlabelled |         | 0     |
 | 553371  | null     | null      | null    | unlabelled |         | 0     |
 | 553372  | null     | null      | null    | unlabelled |         | 0     |
 | 553373  | null     | null      | null    | unlabelled |         | 0     |
 | 553374  | null     | null      | null    | unlabelled |         | 0     |
 | 582856  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 844381  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 867852  | null     | null      | null    | unlabelled |         | 0     |
 | 867853  | v1:6     | ethernet1 | 1236::3 | 828849     |         | 0     |
 | 867854  | v1:6     | ethernet1 | 1236::3 | 828850     |         | 0     |
 | 867855  | v1:6     | ethernet1 | 1236::3 | 828851     |         | 0     |
 | 867856  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 867857  | null     | null      | null    | unlabelled |         | 0     |
 | 867858  | null     | null      | null    | unlabelled |         | 0     |
 | 867859  | null     | null      | null    | unlabelled |         | 0     |
 | 867860  | null     | null      | null    | unlabelled |         | 0     |
 | 867861  | null     | null      | null    | unlabelled |         | 0     |
 | 1005183 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#