here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 295088  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 312514  | null     | null      | null    | unlabelled |         | 0     |
 | 312515  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 312516  | v1:6     | ethernet1 | 1234::2 | 721142     |         | 0     |
 | 312517  | v1:6     | ethernet1 | 1234::2 | 721143     |         | 0     |
 | 312518  | v1:6     | ethernet1 | 1234::2 | 721144     |         | 0     |
 | 312519  | null     | null      | null    | unlabelled |         | 0     |
 | 312520  | null     | null      | null    | unlabelled |         | 0     |
 | 312521  | null     | null      | null    | unlabelled |         | 0     |
 | 312522  | null     | null      | null    | unlabelled |         | 0     |
 | 312523  | null     | null      | null    | unlabelled |         | 0     |
 | 360591  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 408244  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 451368  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 567720  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 601489  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 686436  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 864029  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 941977  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 963020  | null     | null      | null    | unlabelled |         | 0     |
 | 963021  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 963022  | v1:4     | ethernet1 | 1.1.1.2 | 367006     |         | 0     |
 | 963023  | v1:4     | ethernet1 | 1.1.1.2 | 367007     |         | 0     |
 | 963024  | v1:4     | ethernet1 | 1.1.1.2 | 367008     |         | 0     |
 | 963025  | null     | null      | null    | unlabelled |         | 0     |
 | 963026  | null     | null      | null    | unlabelled |         | 0     |
 | 963027  | null     | null      | null    | unlabelled |         | 0     |
 | 963028  | null     | null      | null    | unlabelled |         | 0     |
 | 963029  | null     | null      | null    | unlabelled |         | 0     |
 | 1011584 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 31858  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 69735  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 197636 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 234855 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 349981 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 364371 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 367004 | null     | null      | null    | unlabelled |         | 0     |
 | 367005 | v1:4     | ethernet1 | 1.1.1.1 | 963021     |         | 1280  |
 | 367006 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 367007 | v1:4     | ethernet2 | 1.1.2.3 | 971607     |         | 640   |
 | 367008 | v1:4     | ethernet2 | 1.1.2.3 | 971608     |         | 640   |
 | 367009 | null     | null      | null    | unlabelled |         | 0     |
 | 367010 | null     | null      | null    | unlabelled |         | 0     |
 | 367011 | null     | null      | null    | unlabelled |         | 0     |
 | 367012 | null     | null      | null    | unlabelled |         | 0     |
 | 367013 | null     | null      | null    | unlabelled |         | 0     |
 | 425504 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 472114 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 528337 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 707118 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 715580 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 721140 | null     | null      | null    | unlabelled |         | 0     |
 | 721141 | v1:6     | ethernet1 | 1234::1 | 312515     |         | 1280  |
 | 721142 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 721143 | v1:6     | ethernet2 | 1235::3 | 364658     |         | 640   |
 | 721144 | v1:6     | ethernet2 | 1235::3 | 364659     |         | 640   |
 | 721145 | null     | null      | null    | unlabelled |         | 0     |
 | 721146 | null     | null      | null    | unlabelled |         | 0     |
 | 721147 | null     | null      | null    | unlabelled |         | 0     |
 | 721148 | null     | null      | null    | unlabelled |         | 0     |
 | 721149 | null     | null      | null    | unlabelled |         | 0     |
 | 943698 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20462  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 25445  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 364655 | null     | null      | null    | unlabelled |         | 0     |
 | 364656 | v1:6     | ethernet1 | 1235::2 | 721141     |         | 640   |
 | 364657 | v1:6     | ethernet1 | 1235::2 | 721142     |         | 640   |
 | 364658 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 364659 | v1:6     | ethernet2 | 1236::4 | 832078     |         | 1280  |
 | 364660 | null     | null      | null    | unlabelled |         | 0     |
 | 364661 | null     | null      | null    | unlabelled |         | 0     |
 | 364662 | null     | null      | null    | unlabelled |         | 0     |
 | 364663 | null     | null      | null    | unlabelled |         | 0     |
 | 364664 | null     | null      | null    | unlabelled |         | 0     |
 | 393588 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 396973 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 428542 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 434088 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 485159 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 649639 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 657968 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 887037 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 958214 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 960353 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 971604 | null     | null      | null    | unlabelled |         | 0     |
 | 971605 | v1:4     | ethernet1 | 1.1.2.2 | 367005     |         | 640   |
 | 971606 | v1:4     | ethernet1 | 1.1.2.2 | 367006     |         | 640   |
 | 971607 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 971608 | v1:4     | ethernet2 | 1.1.3.4 | 989036     |         | 1280  |
 | 971609 | null     | null      | null    | unlabelled |         | 0     |
 | 971610 | null     | null      | null    | unlabelled |         | 0     |
 | 971611 | null     | null      | null    | unlabelled |         | 0     |
 | 971612 | null     | null      | null    | unlabelled |         | 0     |
 | 971613 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 96038   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 156360  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 163412  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 262915  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 322546  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 385661  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 571348  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 593393  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 832074  | null     | null      | null    | unlabelled |         | 0     |
 | 832075  | v1:6     | ethernet1 | 1236::3 | 364656     |         | 0     |
 | 832076  | v1:6     | ethernet1 | 1236::3 | 364657     |         | 0     |
 | 832077  | v1:6     | ethernet1 | 1236::3 | 364658     |         | 0     |
 | 832078  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 832079  | null     | null      | null    | unlabelled |         | 0     |
 | 832080  | null     | null      | null    | unlabelled |         | 0     |
 | 832081  | null     | null      | null    | unlabelled |         | 0     |
 | 832082  | null     | null      | null    | unlabelled |         | 0     |
 | 832083  | null     | null      | null    | unlabelled |         | 0     |
 | 961813  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 989032  | null     | null      | null    | unlabelled |         | 0     |
 | 989033  | v1:4     | ethernet1 | 1.1.3.3 | 971605     |         | 0     |
 | 989034  | v1:4     | ethernet1 | 1.1.3.3 | 971606     |         | 0     |
 | 989035  | v1:4     | ethernet1 | 1.1.3.3 | 971607     |         | 0     |
 | 989036  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 989037  | null     | null      | null    | unlabelled |         | 0     |
 | 989038  | null     | null      | null    | unlabelled |         | 0     |
 | 989039  | null     | null      | null    | unlabelled |         | 0     |
 | 989040  | null     | null      | null    | unlabelled |         | 0     |
 | 989041  | null     | null      | null    | unlabelled |         | 0     |
 | 1026737 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#