here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8415   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 54612  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 151421 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 198253 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 344096 | null     | null      | null    | unlabelled |         | 0     |
 | 344097 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 344098 | v1:6     | ethernet1 | 1234::2 | 274877     |         | 0     |
 | 344099 | v1:6     | ethernet1 | 1234::2 | 274878     |         | 0     |
 | 344100 | v1:6     | ethernet1 | 1234::2 | 274879     |         | 0     |
 | 344101 | null     | null      | null    | unlabelled |         | 0     |
 | 344102 | null     | null      | null    | unlabelled |         | 0     |
 | 344103 | null     | null      | null    | unlabelled |         | 0     |
 | 344104 | null     | null      | null    | unlabelled |         | 0     |
 | 344105 | null     | null      | null    | unlabelled |         | 0     |
 | 499987 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 621994 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 702703 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 739122 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 739241 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 791611 | null     | null      | null    | unlabelled |         | 0     |
 | 791612 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 791613 | v1:4     | ethernet1 | 1.1.1.2 | 133482     |         | 0     |
 | 791614 | v1:4     | ethernet1 | 1.1.1.2 | 133483     |         | 0     |
 | 791615 | v1:4     | ethernet1 | 1.1.1.2 | 133484     |         | 0     |
 | 791616 | null     | null      | null    | unlabelled |         | 0     |
 | 791617 | null     | null      | null    | unlabelled |         | 0     |
 | 791618 | null     | null      | null    | unlabelled |         | 0     |
 | 791619 | null     | null      | null    | unlabelled |         | 0     |
 | 791620 | null     | null      | null    | unlabelled |         | 0     |
 | 882695 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 16241   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 94768   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 133480  | null     | null      | null    | unlabelled |         | 0     |
 | 133481  | v1:4     | ethernet1 | 1.1.1.1 | 791612     |         | 1280  |
 | 133482  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 133483  | v1:4     | ethernet2 | 1.1.2.3 | 946726     |         | 640   |
 | 133484  | v1:4     | ethernet2 | 1.1.2.3 | 946727     |         | 640   |
 | 133485  | null     | null      | null    | unlabelled |         | 0     |
 | 133486  | null     | null      | null    | unlabelled |         | 0     |
 | 133487  | null     | null      | null    | unlabelled |         | 0     |
 | 133488  | null     | null      | null    | unlabelled |         | 0     |
 | 133489  | null     | null      | null    | unlabelled |         | 0     |
 | 225590  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 231604  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 274875  | null     | null      | null    | unlabelled |         | 0     |
 | 274876  | v1:6     | ethernet1 | 1234::1 | 344097     |         | 1280  |
 | 274877  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 274878  | v1:6     | ethernet2 | 1235::3 | 195903     |         | 640   |
 | 274879  | v1:6     | ethernet2 | 1235::3 | 195904     |         | 640   |
 | 274880  | null     | null      | null    | unlabelled |         | 0     |
 | 274881  | null     | null      | null    | unlabelled |         | 0     |
 | 274882  | null     | null      | null    | unlabelled |         | 0     |
 | 274883  | null     | null      | null    | unlabelled |         | 0     |
 | 274884  | null     | null      | null    | unlabelled |         | 0     |
 | 320043  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 466588  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 638221  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 649750  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 822288  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 914229  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 971209  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1002794 | v1:4     | ethernet1 | 1.1.1.1 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 179439  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 195900  | null     | null      | null    | unlabelled |         | 0     |
 | 195901  | v1:6     | ethernet1 | 1235::2 | 274876     |         | 640   |
 | 195902  | v1:6     | ethernet1 | 1235::2 | 274877     |         | 640   |
 | 195903  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 195904  | v1:6     | ethernet2 | 1236::4 | 890800     |         | 1280  |
 | 195905  | null     | null      | null    | unlabelled |         | 0     |
 | 195906  | null     | null      | null    | unlabelled |         | 0     |
 | 195907  | null     | null      | null    | unlabelled |         | 0     |
 | 195908  | null     | null      | null    | unlabelled |         | 0     |
 | 195909  | null     | null      | null    | unlabelled |         | 0     |
 | 209737  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 237195  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 389794  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 522228  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 657992  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 720712  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 787725  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 885009  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 935603  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 946723  | null     | null      | null    | unlabelled |         | 0     |
 | 946724  | v1:4     | ethernet1 | 1.1.2.2 | 133481     |         | 640   |
 | 946725  | v1:4     | ethernet1 | 1.1.2.2 | 133482     |         | 640   |
 | 946726  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 946727  | v1:4     | ethernet2 | 1.1.3.4 | 303971     |         | 1280  |
 | 946728  | null     | null      | null    | unlabelled |         | 0     |
 | 946729  | null     | null      | null    | unlabelled |         | 0     |
 | 946730  | null     | null      | null    | unlabelled |         | 0     |
 | 946731  | null     | null      | null    | unlabelled |         | 0     |
 | 946732  | null     | null      | null    | unlabelled |         | 0     |
 | 1026533 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 1026763 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 16795  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 197934 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 229741 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 303967 | null     | null      | null    | unlabelled |         | 0     |
 | 303968 | v1:4     | ethernet1 | 1.1.3.3 | 946724     |         | 0     |
 | 303969 | v1:4     | ethernet1 | 1.1.3.3 | 946725     |         | 0     |
 | 303970 | v1:4     | ethernet1 | 1.1.3.3 | 946726     |         | 0     |
 | 303971 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 303972 | null     | null      | null    | unlabelled |         | 0     |
 | 303973 | null     | null      | null    | unlabelled |         | 0     |
 | 303974 | null     | null      | null    | unlabelled |         | 0     |
 | 303975 | null     | null      | null    | unlabelled |         | 0     |
 | 303976 | null     | null      | null    | unlabelled |         | 0     |
 | 358360 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 403305 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 617975 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 626729 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 741582 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 842106 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 868218 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 890796 | null     | null      | null    | unlabelled |         | 0     |
 | 890797 | v1:6     | ethernet1 | 1236::3 | 195901     |         | 0     |
 | 890798 | v1:6     | ethernet1 | 1236::3 | 195902     |         | 0     |
 | 890799 | v1:6     | ethernet1 | 1236::3 | 195903     |         | 0     |
 | 890800 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 890801 | null     | null      | null    | unlabelled |         | 0     |
 | 890802 | null     | null      | null    | unlabelled |         | 0     |
 | 890803 | null     | null      | null    | unlabelled |         | 0     |
 | 890804 | null     | null      | null    | unlabelled |         | 0     |
 | 890805 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#