here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 12322  | null     | null      | null    | unlabelled |         | 0     |
 | 12323  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 12324  | v1:4     | ethernet1 | 1.1.1.2 | 877304     |         | 0     |
 | 12325  | v1:4     | ethernet1 | 1.1.1.2 | 877305     |         | 0     |
 | 12326  | v1:4     | ethernet1 | 1.1.1.2 | 877306     |         | 0     |
 | 12327  | null     | null      | null    | unlabelled |         | 0     |
 | 12328  | null     | null      | null    | unlabelled |         | 0     |
 | 12329  | null     | null      | null    | unlabelled |         | 0     |
 | 12330  | null     | null      | null    | unlabelled |         | 0     |
 | 12331  | null     | null      | null    | unlabelled |         | 0     |
 | 225766 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 386256 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 425055 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 433352 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 449802 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 520432 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 601458 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 702111 | null     | null      | null    | unlabelled |         | 0     |
 | 702112 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 702113 | v1:6     | ethernet1 | 1234::2 | 961199     |         | 0     |
 | 702114 | v1:6     | ethernet1 | 1234::2 | 961200     |         | 0     |
 | 702115 | v1:6     | ethernet1 | 1234::2 | 961201     |         | 0     |
 | 702116 | null     | null      | null    | unlabelled |         | 0     |
 | 702117 | null     | null      | null    | unlabelled |         | 0     |
 | 702118 | null     | null      | null    | unlabelled |         | 0     |
 | 702119 | null     | null      | null    | unlabelled |         | 0     |
 | 702120 | null     | null      | null    | unlabelled |         | 0     |
 | 857502 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 949873 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 960271 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 5625   | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 93254  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 108115 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 217263 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 406071 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 445215 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 646313 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 658667 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 713378 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 867159 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 877302 | null     | null      | null    | unlabelled |         | 0     |
 | 877303 | v1:4     | ethernet1 | 1.1.1.1 | 12323      |         | 1280  |
 | 877304 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 877305 | v1:4     | ethernet2 | 1.1.2.3 | 774619     |         | 640   |
 | 877306 | v1:4     | ethernet2 | 1.1.2.3 | 774620     |         | 640   |
 | 877307 | null     | null      | null    | unlabelled |         | 0     |
 | 877308 | null     | null      | null    | unlabelled |         | 0     |
 | 877309 | null     | null      | null    | unlabelled |         | 0     |
 | 877310 | null     | null      | null    | unlabelled |         | 0     |
 | 877311 | null     | null      | null    | unlabelled |         | 0     |
 | 906105 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 946753 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 961197 | null     | null      | null    | unlabelled |         | 0     |
 | 961198 | v1:6     | ethernet1 | 1234::1 | 702112     |         | 1280  |
 | 961199 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 961200 | v1:6     | ethernet2 | 1235::3 | 735467     |         | 640   |
 | 961201 | v1:6     | ethernet2 | 1235::3 | 735468     |         | 640   |
 | 961202 | null     | null      | null    | unlabelled |         | 0     |
 | 961203 | null     | null      | null    | unlabelled |         | 0     |
 | 961204 | null     | null      | null    | unlabelled |         | 0     |
 | 961205 | null     | null      | null    | unlabelled |         | 0     |
 | 961206 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 170752  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 192480  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 369079  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 507456  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 595075  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 619539  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 664505  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 735464  | null     | null      | null    | unlabelled |         | 0     |
 | 735465  | v1:6     | ethernet1 | 1235::2 | 961198     |         | 640   |
 | 735466  | v1:6     | ethernet1 | 1235::2 | 961199     |         | 640   |
 | 735467  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 735468  | v1:6     | ethernet2 | 1236::4 | 442930     |         | 1280  |
 | 735469  | null     | null      | null    | unlabelled |         | 0     |
 | 735470  | null     | null      | null    | unlabelled |         | 0     |
 | 735471  | null     | null      | null    | unlabelled |         | 0     |
 | 735472  | null     | null      | null    | unlabelled |         | 0     |
 | 735473  | null     | null      | null    | unlabelled |         | 0     |
 | 774616  | null     | null      | null    | unlabelled |         | 0     |
 | 774617  | v1:4     | ethernet1 | 1.1.2.2 | 877303     |         | 640   |
 | 774618  | v1:4     | ethernet1 | 1.1.2.2 | 877304     |         | 640   |
 | 774619  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 774620  | v1:4     | ethernet2 | 1.1.3.4 | 689860     |         | 1280  |
 | 774621  | null     | null      | null    | unlabelled |         | 0     |
 | 774622  | null     | null      | null    | unlabelled |         | 0     |
 | 774623  | null     | null      | null    | unlabelled |         | 0     |
 | 774624  | null     | null      | null    | unlabelled |         | 0     |
 | 774625  | null     | null      | null    | unlabelled |         | 0     |
 | 800392  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 807665  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 884834  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 921828  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1013935 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 195448 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 309679 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 442926 | null     | null      | null    | unlabelled |         | 0     |
 | 442927 | v1:6     | ethernet1 | 1236::3 | 735465     |         | 0     |
 | 442928 | v1:6     | ethernet1 | 1236::3 | 735466     |         | 0     |
 | 442929 | v1:6     | ethernet1 | 1236::3 | 735467     |         | 0     |
 | 442930 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 442931 | null     | null      | null    | unlabelled |         | 0     |
 | 442932 | null     | null      | null    | unlabelled |         | 0     |
 | 442933 | null     | null      | null    | unlabelled |         | 0     |
 | 442934 | null     | null      | null    | unlabelled |         | 0     |
 | 442935 | null     | null      | null    | unlabelled |         | 0     |
 | 485397 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 523015 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 580019 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 636682 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 689856 | null     | null      | null    | unlabelled |         | 0     |
 | 689857 | v1:4     | ethernet1 | 1.1.3.3 | 774617     |         | 0     |
 | 689858 | v1:4     | ethernet1 | 1.1.3.3 | 774618     |         | 0     |
 | 689859 | v1:4     | ethernet1 | 1.1.3.3 | 774619     |         | 0     |
 | 689860 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 689861 | null     | null      | null    | unlabelled |         | 0     |
 | 689862 | null     | null      | null    | unlabelled |         | 0     |
 | 689863 | null     | null      | null    | unlabelled |         | 0     |
 | 689864 | null     | null      | null    | unlabelled |         | 0     |
 | 689865 | null     | null      | null    | unlabelled |         | 0     |
 | 698008 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 824626 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 828283 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 992288 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#