here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 144122  | null     | null      | null    | unlabelled |         | 0     |
 | 144123  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 144124  | v1:6     | ethernet1 | 1234::2 | 767173     |         | 0     |
 | 144125  | v1:6     | ethernet1 | 1234::2 | 767174     |         | 0     |
 | 144126  | v1:6     | ethernet1 | 1234::2 | 767175     |         | 0     |
 | 144127  | null     | null      | null    | unlabelled |         | 0     |
 | 144128  | null     | null      | null    | unlabelled |         | 0     |
 | 144129  | null     | null      | null    | unlabelled |         | 0     |
 | 144130  | null     | null      | null    | unlabelled |         | 0     |
 | 144131  | null     | null      | null    | unlabelled |         | 0     |
 | 324926  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 449997  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 596741  | null     | null      | null    | unlabelled |         | 0     |
 | 596742  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 596743  | v1:4     | ethernet1 | 1.1.1.2 | 45062      |         | 0     |
 | 596744  | v1:4     | ethernet1 | 1.1.1.2 | 45063      |         | 0     |
 | 596745  | v1:4     | ethernet1 | 1.1.1.2 | 45064      |         | 0     |
 | 596746  | null     | null      | null    | unlabelled |         | 0     |
 | 596747  | null     | null      | null    | unlabelled |         | 0     |
 | 596748  | null     | null      | null    | unlabelled |         | 0     |
 | 596749  | null     | null      | null    | unlabelled |         | 0     |
 | 596750  | null     | null      | null    | unlabelled |         | 0     |
 | 774046  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 936212  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1019160 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 1027355 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 45060  | null     | null      | null    | unlabelled |         | 0     |
 | 45061  | v1:4     | ethernet1 | 1.1.1.1 | 596742     |         | 1280  |
 | 45062  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 45063  | v1:4     | ethernet2 | 1.1.2.3 | 682677     |         | 640   |
 | 45064  | v1:4     | ethernet2 | 1.1.2.3 | 682678     |         | 640   |
 | 45065  | null     | null      | null    | unlabelled |         | 0     |
 | 45066  | null     | null      | null    | unlabelled |         | 0     |
 | 45067  | null     | null      | null    | unlabelled |         | 0     |
 | 45068  | null     | null      | null    | unlabelled |         | 0     |
 | 45069  | null     | null      | null    | unlabelled |         | 0     |
 | 99887  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 118690 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 215419 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 339188 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 520119 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 533997 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 612045 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 767171 | null     | null      | null    | unlabelled |         | 0     |
 | 767172 | v1:6     | ethernet1 | 1234::1 | 144123     |         | 1280  |
 | 767173 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 767174 | v1:6     | ethernet2 | 1235::3 | 649064     |         | 640   |
 | 767175 | v1:6     | ethernet2 | 1235::3 | 649065     |         | 640   |
 | 767176 | null     | null      | null    | unlabelled |         | 0     |
 | 767177 | null     | null      | null    | unlabelled |         | 0     |
 | 767178 | null     | null      | null    | unlabelled |         | 0     |
 | 767179 | null     | null      | null    | unlabelled |         | 0     |
 | 767180 | null     | null      | null    | unlabelled |         | 0     |
 | 853388 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 89008   | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 134511  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 243697  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 555431  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 649061  | null     | null      | null    | unlabelled |         | 0     |
 | 649062  | v1:6     | ethernet1 | 1235::2 | 767172     |         | 640   |
 | 649063  | v1:6     | ethernet1 | 1235::2 | 767173     |         | 640   |
 | 649064  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 649065  | v1:6     | ethernet2 | 1236::4 | 256134     |         | 1280  |
 | 649066  | null     | null      | null    | unlabelled |         | 0     |
 | 649067  | null     | null      | null    | unlabelled |         | 0     |
 | 649068  | null     | null      | null    | unlabelled |         | 0     |
 | 649069  | null     | null      | null    | unlabelled |         | 0     |
 | 649070  | null     | null      | null    | unlabelled |         | 0     |
 | 682674  | null     | null      | null    | unlabelled |         | 0     |
 | 682675  | v1:4     | ethernet1 | 1.1.2.2 | 45061      |         | 640   |
 | 682676  | v1:4     | ethernet1 | 1.1.2.2 | 45062      |         | 640   |
 | 682677  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 682678  | v1:4     | ethernet2 | 1.1.3.4 | 357783     |         | 1280  |
 | 682679  | null     | null      | null    | unlabelled |         | 0     |
 | 682680  | null     | null      | null    | unlabelled |         | 0     |
 | 682681  | null     | null      | null    | unlabelled |         | 0     |
 | 682682  | null     | null      | null    | unlabelled |         | 0     |
 | 682683  | null     | null      | null    | unlabelled |         | 0     |
 | 793869  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 871379  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 976531  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1018502 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 70984  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 235370 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 256130 | null     | null      | null    | unlabelled |         | 0     |
 | 256131 | v1:6     | ethernet1 | 1236::3 | 649062     |         | 0     |
 | 256132 | v1:6     | ethernet1 | 1236::3 | 649063     |         | 0     |
 | 256133 | v1:6     | ethernet1 | 1236::3 | 649064     |         | 0     |
 | 256134 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 256135 | null     | null      | null    | unlabelled |         | 0     |
 | 256136 | null     | null      | null    | unlabelled |         | 0     |
 | 256137 | null     | null      | null    | unlabelled |         | 0     |
 | 256138 | null     | null      | null    | unlabelled |         | 0     |
 | 256139 | null     | null      | null    | unlabelled |         | 0     |
 | 305174 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 357779 | null     | null      | null    | unlabelled |         | 0     |
 | 357780 | v1:4     | ethernet1 | 1.1.3.3 | 682675     |         | 0     |
 | 357781 | v1:4     | ethernet1 | 1.1.3.3 | 682676     |         | 0     |
 | 357782 | v1:4     | ethernet1 | 1.1.3.3 | 682677     |         | 0     |
 | 357783 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 357784 | null     | null      | null    | unlabelled |         | 0     |
 | 357785 | null     | null      | null    | unlabelled |         | 0     |
 | 357786 | null     | null      | null    | unlabelled |         | 0     |
 | 357787 | null     | null      | null    | unlabelled |         | 0     |
 | 357788 | null     | null      | null    | unlabelled |         | 0     |
 | 518245 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 764705 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 939160 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#