here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 33954  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 61929  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 119327 | null     | null      | null    | unlabelled |         | 0     |
 | 119328 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 119329 | v1:4     | ethernet1 | 1.1.1.2 | 322606     |         | 0     |
 | 119330 | v1:4     | ethernet1 | 1.1.1.2 | 322607     |         | 0     |
 | 119331 | v1:4     | ethernet1 | 1.1.1.2 | 322608     |         | 0     |
 | 119332 | null     | null      | null    | unlabelled |         | 0     |
 | 119333 | null     | null      | null    | unlabelled |         | 0     |
 | 119334 | null     | null      | null    | unlabelled |         | 0     |
 | 119335 | null     | null      | null    | unlabelled |         | 0     |
 | 119336 | null     | null      | null    | unlabelled |         | 0     |
 | 171910 | null     | null      | null    | unlabelled |         | 0     |
 | 171911 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 171912 | v1:6     | ethernet1 | 1234::2 | 703722     |         | 0     |
 | 171913 | v1:6     | ethernet1 | 1234::2 | 703723     |         | 0     |
 | 171914 | v1:6     | ethernet1 | 1234::2 | 703724     |         | 0     |
 | 171915 | null     | null      | null    | unlabelled |         | 0     |
 | 171916 | null     | null      | null    | unlabelled |         | 0     |
 | 171917 | null     | null      | null    | unlabelled |         | 0     |
 | 171918 | null     | null      | null    | unlabelled |         | 0     |
 | 171919 | null     | null      | null    | unlabelled |         | 0     |
 | 333141 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 474355 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 548183 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 602826 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 816040 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 855203 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 859737 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 984735 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 105253  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 107702  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 141108  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 205686  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 208259  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 286167  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 316914  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 322604  | null     | null      | null    | unlabelled |         | 0     |
 | 322605  | v1:4     | ethernet1 | 1.1.1.1 | 119328     |         | 1280  |
 | 322606  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 322607  | v1:4     | ethernet2 | 1.1.2.3 | 887817     |         | 640   |
 | 322608  | v1:4     | ethernet2 | 1.1.2.3 | 887818     |         | 640   |
 | 322609  | null     | null      | null    | unlabelled |         | 0     |
 | 322610  | null     | null      | null    | unlabelled |         | 0     |
 | 322611  | null     | null      | null    | unlabelled |         | 0     |
 | 322612  | null     | null      | null    | unlabelled |         | 0     |
 | 322613  | null     | null      | null    | unlabelled |         | 0     |
 | 386846  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 703720  | null     | null      | null    | unlabelled |         | 0     |
 | 703721  | v1:6     | ethernet1 | 1234::1 | 171911     |         | 1280  |
 | 703722  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 703723  | v1:6     | ethernet2 | 1235::3 | 1003645    |         | 640   |
 | 703724  | v1:6     | ethernet2 | 1235::3 | 1003646    |         | 640   |
 | 703725  | null     | null      | null    | unlabelled |         | 0     |
 | 703726  | null     | null      | null    | unlabelled |         | 0     |
 | 703727  | null     | null      | null    | unlabelled |         | 0     |
 | 703728  | null     | null      | null    | unlabelled |         | 0     |
 | 703729  | null     | null      | null    | unlabelled |         | 0     |
 | 764917  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 889971  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 967422  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1015726 | v1:6     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 65710   | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 142549  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 237988  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 291413  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 413172  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 418215  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 604183  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 681456  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 799196  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 863471  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 887814  | null     | null      | null    | unlabelled |         | 0     |
 | 887815  | v1:4     | ethernet1 | 1.1.2.2 | 322605     |         | 640   |
 | 887816  | v1:4     | ethernet1 | 1.1.2.2 | 322606     |         | 640   |
 | 887817  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 887818  | v1:4     | ethernet2 | 1.1.3.4 | 310916     |         | 1280  |
 | 887819  | null     | null      | null    | unlabelled |         | 0     |
 | 887820  | null     | null      | null    | unlabelled |         | 0     |
 | 887821  | null     | null      | null    | unlabelled |         | 0     |
 | 887822  | null     | null      | null    | unlabelled |         | 0     |
 | 887823  | null     | null      | null    | unlabelled |         | 0     |
 | 951797  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 996575  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1003642 | null     | null      | null    | unlabelled |         | 0     |
 | 1003643 | v1:6     | ethernet1 | 1235::2 | 703721     |         | 640   |
 | 1003644 | v1:6     | ethernet1 | 1235::2 | 703722     |         | 640   |
 | 1003645 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1003646 | v1:6     | ethernet2 | 1236::4 | 599720     |         | 1280  |
 | 1003647 | null     | null      | null    | unlabelled |         | 0     |
 | 1003648 | null     | null      | null    | unlabelled |         | 0     |
 | 1003649 | null     | null      | null    | unlabelled |         | 0     |
 | 1003650 | null     | null      | null    | unlabelled |         | 0     |
 | 1003651 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 310912 | null     | null      | null    | unlabelled |         | 0     |
 | 310913 | v1:4     | ethernet1 | 1.1.3.3 | 887815     |         | 0     |
 | 310914 | v1:4     | ethernet1 | 1.1.3.3 | 887816     |         | 0     |
 | 310915 | v1:4     | ethernet1 | 1.1.3.3 | 887817     |         | 0     |
 | 310916 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 310917 | null     | null      | null    | unlabelled |         | 0     |
 | 310918 | null     | null      | null    | unlabelled |         | 0     |
 | 310919 | null     | null      | null    | unlabelled |         | 0     |
 | 310920 | null     | null      | null    | unlabelled |         | 0     |
 | 310921 | null     | null      | null    | unlabelled |         | 0     |
 | 331230 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 351131 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 454147 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 523885 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 535918 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 588685 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 594906 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 599716 | null     | null      | null    | unlabelled |         | 0     |
 | 599717 | v1:6     | ethernet1 | 1236::3 | 1003643    |         | 0     |
 | 599718 | v1:6     | ethernet1 | 1236::3 | 1003644    |         | 0     |
 | 599719 | v1:6     | ethernet1 | 1236::3 | 1003645    |         | 0     |
 | 599720 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 599721 | null     | null      | null    | unlabelled |         | 0     |
 | 599722 | null     | null      | null    | unlabelled |         | 0     |
 | 599723 | null     | null      | null    | unlabelled |         | 0     |
 | 599724 | null     | null      | null    | unlabelled |         | 0     |
 | 599725 | null     | null      | null    | unlabelled |         | 0     |
 | 839143 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 884795 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 960532 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#