here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 176077  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 188203  | null     | null      | null    | unlabelled |         | 0     |
 | 188204  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 188205  | v1:6     | ethernet1 | 1234::2 | 320510     |         | 0     |
 | 188206  | v1:6     | ethernet1 | 1234::2 | 320511     |         | 0     |
 | 188207  | v1:6     | ethernet1 | 1234::2 | 320512     |         | 0     |
 | 188208  | null     | null      | null    | unlabelled |         | 0     |
 | 188209  | null     | null      | null    | unlabelled |         | 0     |
 | 188210  | null     | null      | null    | unlabelled |         | 0     |
 | 188211  | null     | null      | null    | unlabelled |         | 0     |
 | 188212  | null     | null      | null    | unlabelled |         | 0     |
 | 363903  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 518480  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 784679  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 851427  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 885063  | null     | null      | null    | unlabelled |         | 0     |
 | 885064  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 885065  | v1:4     | ethernet1 | 1.1.1.2 | 495049     |         | 0     |
 | 885066  | v1:4     | ethernet1 | 1.1.1.2 | 495050     |         | 0     |
 | 885067  | v1:4     | ethernet1 | 1.1.1.2 | 495051     |         | 0     |
 | 885068  | null     | null      | null    | unlabelled |         | 0     |
 | 885069  | null     | null      | null    | unlabelled |         | 0     |
 | 885070  | null     | null      | null    | unlabelled |         | 0     |
 | 885071  | null     | null      | null    | unlabelled |         | 0     |
 | 885072  | null     | null      | null    | unlabelled |         | 0     |
 | 891452  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 921292  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 929756  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 941549  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1045802 | v1:6     | ethernet1 | 1234::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 42120  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 52103  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 99807  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 245154 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 320508 | null     | null      | null    | unlabelled |         | 0     |
 | 320509 | v1:6     | ethernet1 | 1234::1 | 188204     |         | 1280  |
 | 320510 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 320511 | v1:6     | ethernet2 | 1235::3 | 403253     |         | 640   |
 | 320512 | v1:6     | ethernet2 | 1235::3 | 403254     |         | 640   |
 | 320513 | null     | null      | null    | unlabelled |         | 0     |
 | 320514 | null     | null      | null    | unlabelled |         | 0     |
 | 320515 | null     | null      | null    | unlabelled |         | 0     |
 | 320516 | null     | null      | null    | unlabelled |         | 0     |
 | 320517 | null     | null      | null    | unlabelled |         | 0     |
 | 327449 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 356145 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 495047 | null     | null      | null    | unlabelled |         | 0     |
 | 495048 | v1:4     | ethernet1 | 1.1.1.1 | 885064     |         | 1280  |
 | 495049 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 495050 | v1:4     | ethernet2 | 1.1.2.3 | 151076     |         | 640   |
 | 495051 | v1:4     | ethernet2 | 1.1.2.3 | 151077     |         | 640   |
 | 495052 | null     | null      | null    | unlabelled |         | 0     |
 | 495053 | null     | null      | null    | unlabelled |         | 0     |
 | 495054 | null     | null      | null    | unlabelled |         | 0     |
 | 495055 | null     | null      | null    | unlabelled |         | 0     |
 | 495056 | null     | null      | null    | unlabelled |         | 0     |
 | 652379 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 742380 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 746941 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 787740 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 919389 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 971840 | v1:4     | ethernet1 | 1.1.1.1 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 151073 | null     | null      | null    | unlabelled |         | 0     |
 | 151074 | v1:4     | ethernet1 | 1.1.2.2 | 495048     |         | 640   |
 | 151075 | v1:4     | ethernet1 | 1.1.2.2 | 495049     |         | 640   |
 | 151076 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 151077 | v1:4     | ethernet2 | 1.1.3.4 | 145638     |         | 1280  |
 | 151078 | null     | null      | null    | unlabelled |         | 0     |
 | 151079 | null     | null      | null    | unlabelled |         | 0     |
 | 151080 | null     | null      | null    | unlabelled |         | 0     |
 | 151081 | null     | null      | null    | unlabelled |         | 0     |
 | 151082 | null     | null      | null    | unlabelled |         | 0     |
 | 224749 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 294243 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 369823 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 403250 | null     | null      | null    | unlabelled |         | 0     |
 | 403251 | v1:6     | ethernet1 | 1235::2 | 320509     |         | 640   |
 | 403252 | v1:6     | ethernet1 | 1235::2 | 320510     |         | 640   |
 | 403253 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 403254 | v1:6     | ethernet2 | 1236::4 | 784388     |         | 1280  |
 | 403255 | null     | null      | null    | unlabelled |         | 0     |
 | 403256 | null     | null      | null    | unlabelled |         | 0     |
 | 403257 | null     | null      | null    | unlabelled |         | 0     |
 | 403258 | null     | null      | null    | unlabelled |         | 0     |
 | 403259 | null     | null      | null    | unlabelled |         | 0     |
 | 466383 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 511194 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 511301 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 682082 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 683138 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 748808 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 814272 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 832934 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 857421 | tester: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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 83265  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 97356  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 145634 | null     | null      | null    | unlabelled |         | 0     |
 | 145635 | v1:4     | ethernet1 | 1.1.3.3 | 151074     |         | 0     |
 | 145636 | v1:4     | ethernet1 | 1.1.3.3 | 151075     |         | 0     |
 | 145637 | v1:4     | ethernet1 | 1.1.3.3 | 151076     |         | 0     |
 | 145638 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 145639 | null     | null      | null    | unlabelled |         | 0     |
 | 145640 | null     | null      | null    | unlabelled |         | 0     |
 | 145641 | null     | null      | null    | unlabelled |         | 0     |
 | 145642 | null     | null      | null    | unlabelled |         | 0     |
 | 145643 | null     | null      | null    | unlabelled |         | 0     |
 | 156759 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 172253 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 293143 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 370079 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 704098 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 738346 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 784384 | null     | null      | null    | unlabelled |         | 0     |
 | 784385 | v1:6     | ethernet1 | 1236::3 | 403251     |         | 0     |
 | 784386 | v1:6     | ethernet1 | 1236::3 | 403252     |         | 0     |
 | 784387 | v1:6     | ethernet1 | 1236::3 | 403253     |         | 0     |
 | 784388 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 784389 | null     | null      | null    | unlabelled |         | 0     |
 | 784390 | null     | null      | null    | unlabelled |         | 0     |
 | 784391 | null     | null      | null    | unlabelled |         | 0     |
 | 784392 | null     | null      | null    | unlabelled |         | 0     |
 | 784393 | null     | null      | null    | unlabelled |         | 0     |
 | 785053 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 812709 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#