here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 53728  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 76442  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 235498 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 304885 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 469929 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 602614 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 623207 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 780760 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 808409 | null     | null      | null    | unlabelled |         | 0     |
 | 808410 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 808411 | v1:4     | ethernet1 | 1.1.1.2 | 54328      |         | 0     |
 | 808412 | v1:4     | ethernet1 | 1.1.1.2 | 54329      |         | 0     |
 | 808413 | v1:4     | ethernet1 | 1.1.1.2 | 54330      |         | 0     |
 | 808414 | null     | null      | null    | unlabelled |         | 0     |
 | 808415 | null     | null      | null    | unlabelled |         | 0     |
 | 808416 | null     | null      | null    | unlabelled |         | 0     |
 | 808417 | null     | null      | null    | unlabelled |         | 0     |
 | 808418 | null     | null      | null    | unlabelled |         | 0     |
 | 910011 | null     | null      | null    | unlabelled |         | 0     |
 | 910012 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 910013 | v1:6     | ethernet1 | 1234::2 | 516126     |         | 0     |
 | 910014 | v1:6     | ethernet1 | 1234::2 | 516127     |         | 0     |
 | 910015 | v1:6     | ethernet1 | 1234::2 | 516128     |         | 0     |
 | 910016 | null     | null      | null    | unlabelled |         | 0     |
 | 910017 | null     | null      | null    | unlabelled |         | 0     |
 | 910018 | null     | null      | null    | unlabelled |         | 0     |
 | 910019 | null     | null      | null    | unlabelled |         | 0     |
 | 910020 | null     | null      | null    | unlabelled |         | 0     |
 | 940366 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 942757 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 8331    | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 54326   | null     | null      | null    | unlabelled |         | 0     |
 | 54327   | v1:4     | ethernet1 | 1.1.1.1 | 808410     |         | 1280  |
 | 54328   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 54329   | v1:4     | ethernet2 | 1.1.2.3 | 629847     |         | 640   |
 | 54330   | v1:4     | ethernet2 | 1.1.2.3 | 629848     |         | 640   |
 | 54331   | null     | null      | null    | unlabelled |         | 0     |
 | 54332   | null     | null      | null    | unlabelled |         | 0     |
 | 54333   | null     | null      | null    | unlabelled |         | 0     |
 | 54334   | null     | null      | null    | unlabelled |         | 0     |
 | 54335   | null     | null      | null    | unlabelled |         | 0     |
 | 473884  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 516124  | null     | null      | null    | unlabelled |         | 0     |
 | 516125  | v1:6     | ethernet1 | 1234::1 | 910012     |         | 1280  |
 | 516126  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 516127  | v1:6     | ethernet2 | 1235::3 | 217735     |         | 640   |
 | 516128  | v1:6     | ethernet2 | 1235::3 | 217736     |         | 640   |
 | 516129  | null     | null      | null    | unlabelled |         | 0     |
 | 516130  | null     | null      | null    | unlabelled |         | 0     |
 | 516131  | null     | null      | null    | unlabelled |         | 0     |
 | 516132  | null     | null      | null    | unlabelled |         | 0     |
 | 516133  | null     | null      | null    | unlabelled |         | 0     |
 | 627862  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 707730  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 754645  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 768034  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 858912  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 901392  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 937869  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 943196  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 988837  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1010848 | v1:6     | ethernet2 | 1235::3 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 24325   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 61315   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 217732  | null     | null      | null    | unlabelled |         | 0     |
 | 217733  | v1:6     | ethernet1 | 1235::2 | 516125     |         | 640   |
 | 217734  | v1:6     | ethernet1 | 1235::2 | 516126     |         | 640   |
 | 217735  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 217736  | v1:6     | ethernet2 | 1236::4 | 975606     |         | 1280  |
 | 217737  | null     | null      | null    | unlabelled |         | 0     |
 | 217738  | null     | null      | null    | unlabelled |         | 0     |
 | 217739  | null     | null      | null    | unlabelled |         | 0     |
 | 217740  | null     | null      | null    | unlabelled |         | 0     |
 | 217741  | null     | null      | null    | unlabelled |         | 0     |
 | 316675  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 339856  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 345910  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 391361  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 535224  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 585087  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 629844  | null     | null      | null    | unlabelled |         | 0     |
 | 629845  | v1:4     | ethernet1 | 1.1.2.2 | 54327      |         | 640   |
 | 629846  | v1:4     | ethernet1 | 1.1.2.2 | 54328      |         | 640   |
 | 629847  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 629848  | v1:4     | ethernet2 | 1.1.3.4 | 355124     |         | 1280  |
 | 629849  | null     | null      | null    | unlabelled |         | 0     |
 | 629850  | null     | null      | null    | unlabelled |         | 0     |
 | 629851  | null     | null      | null    | unlabelled |         | 0     |
 | 629852  | null     | null      | null    | unlabelled |         | 0     |
 | 629853  | null     | null      | null    | unlabelled |         | 0     |
 | 672035  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 706193  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 796455  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1020640 | v1:6     | ethernet2 | 1236::4 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 31415   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 89735   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 185994  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 196476  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 221038  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 259836  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 265879  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 355120  | null     | null      | null    | unlabelled |         | 0     |
 | 355121  | v1:4     | ethernet1 | 1.1.3.3 | 629845     |         | 0     |
 | 355122  | v1:4     | ethernet1 | 1.1.3.3 | 629846     |         | 0     |
 | 355123  | v1:4     | ethernet1 | 1.1.3.3 | 629847     |         | 0     |
 | 355124  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 355125  | null     | null      | null    | unlabelled |         | 0     |
 | 355126  | null     | null      | null    | unlabelled |         | 0     |
 | 355127  | null     | null      | null    | unlabelled |         | 0     |
 | 355128  | null     | null      | null    | unlabelled |         | 0     |
 | 355129  | null     | null      | null    | unlabelled |         | 0     |
 | 376159  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 816565  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 975602  | null     | null      | null    | unlabelled |         | 0     |
 | 975603  | v1:6     | ethernet1 | 1236::3 | 217733     |         | 0     |
 | 975604  | v1:6     | ethernet1 | 1236::3 | 217734     |         | 0     |
 | 975605  | v1:6     | ethernet1 | 1236::3 | 217735     |         | 0     |
 | 975606  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 975607  | null     | null      | null    | unlabelled |         | 0     |
 | 975608  | null     | null      | null    | unlabelled |         | 0     |
 | 975609  | null     | null      | null    | unlabelled |         | 0     |
 | 975610  | null     | null      | null    | unlabelled |         | 0     |
 | 975611  | null     | null      | null    | unlabelled |         | 0     |
 | 1025719 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#