here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 9492   | null     | null      | null    | unlabelled |         | 0     |
 | 9493   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 9494   | v1:6     | ethernet1 | 1234::2 | 831671     |         | 0     |
 | 9495   | v1:6     | ethernet1 | 1234::2 | 831672     |         | 0     |
 | 9496   | v1:6     | ethernet1 | 1234::2 | 831673     |         | 0     |
 | 9497   | null     | null      | null    | unlabelled |         | 0     |
 | 9498   | null     | null      | null    | unlabelled |         | 0     |
 | 9499   | null     | null      | null    | unlabelled |         | 0     |
 | 9500   | null     | null      | null    | unlabelled |         | 0     |
 | 9501   | null     | null      | null    | unlabelled |         | 0     |
 | 149774 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 214861 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 357683 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 440947 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 549121 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 612265 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 669874 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 722940 | null     | null      | null    | unlabelled |         | 0     |
 | 722941 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 722942 | v1:4     | ethernet1 | 1.1.1.2 | 707385     |         | 0     |
 | 722943 | v1:4     | ethernet1 | 1.1.1.2 | 707386     |         | 0     |
 | 722944 | v1:4     | ethernet1 | 1.1.1.2 | 707387     |         | 0     |
 | 722945 | null     | null      | null    | unlabelled |         | 0     |
 | 722946 | null     | null      | null    | unlabelled |         | 0     |
 | 722947 | null     | null      | null    | unlabelled |         | 0     |
 | 722948 | null     | null      | null    | unlabelled |         | 0     |
 | 722949 | null     | null      | null    | unlabelled |         | 0     |
 | 929548 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 954713 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 976495 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 10389   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 56539   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 81620   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 155698  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 163774  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 249892  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 429684  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 707383  | null     | null      | null    | unlabelled |         | 0     |
 | 707384  | v1:4     | ethernet1 | 1.1.1.1 | 722941     |         | 1280  |
 | 707385  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 707386  | v1:4     | ethernet2 | 1.1.2.3 | 92684      |         | 640   |
 | 707387  | v1:4     | ethernet2 | 1.1.2.3 | 92685      |         | 640   |
 | 707388  | null     | null      | null    | unlabelled |         | 0     |
 | 707389  | null     | null      | null    | unlabelled |         | 0     |
 | 707390  | null     | null      | null    | unlabelled |         | 0     |
 | 707391  | null     | null      | null    | unlabelled |         | 0     |
 | 707392  | null     | null      | null    | unlabelled |         | 0     |
 | 788899  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 813949  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 831669  | null     | null      | null    | unlabelled |         | 0     |
 | 831670  | v1:6     | ethernet1 | 1234::1 | 9493       |         | 1280  |
 | 831671  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 831672  | v1:6     | ethernet2 | 1235::3 | 808887     |         | 640   |
 | 831673  | v1:6     | ethernet2 | 1235::3 | 808888     |         | 640   |
 | 831674  | null     | null      | null    | unlabelled |         | 0     |
 | 831675  | null     | null      | null    | unlabelled |         | 0     |
 | 831676  | null     | null      | null    | unlabelled |         | 0     |
 | 831677  | null     | null      | null    | unlabelled |         | 0     |
 | 831678  | null     | null      | null    | unlabelled |         | 0     |
 | 973279  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 997861  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1042559 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 64264  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 92681  | null     | null      | null    | unlabelled |         | 0     |
 | 92682  | v1:4     | ethernet1 | 1.1.2.2 | 707384     |         | 640   |
 | 92683  | v1:4     | ethernet1 | 1.1.2.2 | 707385     |         | 640   |
 | 92684  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 92685  | v1:4     | ethernet2 | 1.1.3.4 | 54258      |         | 1280  |
 | 92686  | null     | null      | null    | unlabelled |         | 0     |
 | 92687  | null     | null      | null    | unlabelled |         | 0     |
 | 92688  | null     | null      | null    | unlabelled |         | 0     |
 | 92689  | null     | null      | null    | unlabelled |         | 0     |
 | 92690  | null     | null      | null    | unlabelled |         | 0     |
 | 100871 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 214229 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 229006 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 339643 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 480196 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 480389 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 554140 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 650301 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 651578 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 808884 | null     | null      | null    | unlabelled |         | 0     |
 | 808885 | v1:6     | ethernet1 | 1235::2 | 831670     |         | 640   |
 | 808886 | v1:6     | ethernet1 | 1235::2 | 831671     |         | 640   |
 | 808887 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 808888 | v1:6     | ethernet2 | 1236::4 | 581919     |         | 1280  |
 | 808889 | null     | null      | null    | unlabelled |         | 0     |
 | 808890 | null     | null      | null    | unlabelled |         | 0     |
 | 808891 | null     | null      | null    | unlabelled |         | 0     |
 | 808892 | null     | null      | null    | unlabelled |         | 0     |
 | 808893 | null     | null      | null    | unlabelled |         | 0     |
 | 838453 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 950531 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 54254  | null     | null      | null    | unlabelled |         | 0     |
 | 54255  | v1:4     | ethernet1 | 1.1.3.3 | 92682      |         | 0     |
 | 54256  | v1:4     | ethernet1 | 1.1.3.3 | 92683      |         | 0     |
 | 54257  | v1:4     | ethernet1 | 1.1.3.3 | 92684      |         | 0     |
 | 54258  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 54259  | null     | null      | null    | unlabelled |         | 0     |
 | 54260  | null     | null      | null    | unlabelled |         | 0     |
 | 54261  | null     | null      | null    | unlabelled |         | 0     |
 | 54262  | null     | null      | null    | unlabelled |         | 0     |
 | 54263  | null     | null      | null    | unlabelled |         | 0     |
 | 226782 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 249343 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 426626 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 433514 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 455336 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 457812 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 581915 | null     | null      | null    | unlabelled |         | 0     |
 | 581916 | v1:6     | ethernet1 | 1236::3 | 808885     |         | 0     |
 | 581917 | v1:6     | ethernet1 | 1236::3 | 808886     |         | 0     |
 | 581918 | v1:6     | ethernet1 | 1236::3 | 808887     |         | 0     |
 | 581919 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 581920 | null     | null      | null    | unlabelled |         | 0     |
 | 581921 | null     | null      | null    | unlabelled |         | 0     |
 | 581922 | null     | null      | null    | unlabelled |         | 0     |
 | 581923 | null     | null      | null    | unlabelled |         | 0     |
 | 581924 | null     | null      | null    | unlabelled |         | 0     |
 | 582111 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 582519 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 648037 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 848942 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#