here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 41532   | null     | null      | null    | unlabelled |         | 0     |
 | 41533   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 41534   | v1:6     | ethernet1 | 1234::2 | 200227     |         | 0     |
 | 41535   | v1:6     | ethernet1 | 1234::2 | 200228     |         | 0     |
 | 41536   | v1:6     | ethernet1 | 1234::2 | 200229     |         | 0     |
 | 41537   | null     | null      | null    | unlabelled |         | 0     |
 | 41538   | null     | null      | null    | unlabelled |         | 0     |
 | 41539   | null     | null      | null    | unlabelled |         | 0     |
 | 41540   | null     | null      | null    | unlabelled |         | 0     |
 | 41541   | null     | null      | null    | unlabelled |         | 0     |
 | 156986  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 309245  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 350337  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 435497  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 457966  | null     | null      | null    | unlabelled |         | 0     |
 | 457967  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 457968  | v1:4     | ethernet1 | 1.1.1.2 | 39682      |         | 0     |
 | 457969  | v1:4     | ethernet1 | 1.1.1.2 | 39683      |         | 0     |
 | 457970  | v1:4     | ethernet1 | 1.1.1.2 | 39684      |         | 0     |
 | 457971  | null     | null      | null    | unlabelled |         | 0     |
 | 457972  | null     | null      | null    | unlabelled |         | 0     |
 | 457973  | null     | null      | null    | unlabelled |         | 0     |
 | 457974  | null     | null      | null    | unlabelled |         | 0     |
 | 457975  | null     | null      | null    | unlabelled |         | 0     |
 | 496433  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 545796  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 899531  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 928244  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1019099 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1024011 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 39680  | null     | null      | null    | unlabelled |         | 0     |
 | 39681  | v1:4     | ethernet1 | 1.1.1.1 | 457967     |         | 1280  |
 | 39682  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 39683  | v1:4     | ethernet2 | 1.1.2.3 | 724711     |         | 640   |
 | 39684  | v1:4     | ethernet2 | 1.1.2.3 | 724712     |         | 640   |
 | 39685  | null     | null      | null    | unlabelled |         | 0     |
 | 39686  | null     | null      | null    | unlabelled |         | 0     |
 | 39687  | null     | null      | null    | unlabelled |         | 0     |
 | 39688  | null     | null      | null    | unlabelled |         | 0     |
 | 39689  | null     | null      | null    | unlabelled |         | 0     |
 | 200225 | null     | null      | null    | unlabelled |         | 0     |
 | 200226 | v1:6     | ethernet1 | 1234::1 | 41533      |         | 1280  |
 | 200227 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 200228 | v1:6     | ethernet2 | 1235::3 | 369225     |         | 640   |
 | 200229 | v1:6     | ethernet2 | 1235::3 | 369226     |         | 640   |
 | 200230 | null     | null      | null    | unlabelled |         | 0     |
 | 200231 | null     | null      | null    | unlabelled |         | 0     |
 | 200232 | null     | null      | null    | unlabelled |         | 0     |
 | 200233 | null     | null      | null    | unlabelled |         | 0     |
 | 200234 | null     | null      | null    | unlabelled |         | 0     |
 | 286371 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 365776 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 392108 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 475768 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 476037 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 535155 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 608973 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 683567 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 707787 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 832471 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 869638 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 874983 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 96520  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 184650 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 368423 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 369222 | null     | null      | null    | unlabelled |         | 0     |
 | 369223 | v1:6     | ethernet1 | 1235::2 | 200226     |         | 640   |
 | 369224 | v1:6     | ethernet1 | 1235::2 | 200227     |         | 640   |
 | 369225 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 369226 | v1:6     | ethernet2 | 1236::4 | 818296     |         | 1280  |
 | 369227 | null     | null      | null    | unlabelled |         | 0     |
 | 369228 | null     | null      | null    | unlabelled |         | 0     |
 | 369229 | null     | null      | null    | unlabelled |         | 0     |
 | 369230 | null     | null      | null    | unlabelled |         | 0     |
 | 369231 | null     | null      | null    | unlabelled |         | 0     |
 | 401221 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 418308 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 556268 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 638665 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 724708 | null     | null      | null    | unlabelled |         | 0     |
 | 724709 | v1:4     | ethernet1 | 1.1.2.2 | 39681      |         | 640   |
 | 724710 | v1:4     | ethernet1 | 1.1.2.2 | 39682      |         | 640   |
 | 724711 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 724712 | v1:4     | ethernet2 | 1.1.3.4 | 208764     |         | 1280  |
 | 724713 | null     | null      | null    | unlabelled |         | 0     |
 | 724714 | null     | null      | null    | unlabelled |         | 0     |
 | 724715 | null     | null      | null    | unlabelled |         | 0     |
 | 724716 | null     | null      | null    | unlabelled |         | 0     |
 | 724717 | null     | null      | null    | unlabelled |         | 0     |
 | 776492 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 869852 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 905084 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 908747 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 913246 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 115492 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 179093 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 208760 | null     | null      | null    | unlabelled |         | 0     |
 | 208761 | v1:4     | ethernet1 | 1.1.3.3 | 724709     |         | 0     |
 | 208762 | v1:4     | ethernet1 | 1.1.3.3 | 724710     |         | 0     |
 | 208763 | v1:4     | ethernet1 | 1.1.3.3 | 724711     |         | 0     |
 | 208764 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 208765 | null     | null      | null    | unlabelled |         | 0     |
 | 208766 | null     | null      | null    | unlabelled |         | 0     |
 | 208767 | null     | null      | null    | unlabelled |         | 0     |
 | 208768 | null     | null      | null    | unlabelled |         | 0     |
 | 208769 | null     | null      | null    | unlabelled |         | 0     |
 | 275677 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 339651 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 367852 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 389641 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 684236 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 818292 | null     | null      | null    | unlabelled |         | 0     |
 | 818293 | v1:6     | ethernet1 | 1236::3 | 369223     |         | 0     |
 | 818294 | v1:6     | ethernet1 | 1236::3 | 369224     |         | 0     |
 | 818295 | v1:6     | ethernet1 | 1236::3 | 369225     |         | 0     |
 | 818296 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 818297 | null     | null      | null    | unlabelled |         | 0     |
 | 818298 | null     | null      | null    | unlabelled |         | 0     |
 | 818299 | null     | null      | null    | unlabelled |         | 0     |
 | 818300 | null     | null      | null    | unlabelled |         | 0     |
 | 818301 | null     | null      | null    | unlabelled |         | 0     |
 | 842301 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 876362 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 919868 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#