here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 4694    | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 28191   | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 56971   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 86031   | null     | null      | null    | unlabelled |         | 0     |
 | 86032   | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 86033   | v1:4     | ethernet1 | 1.1.1.2 | 748642     |         | 0     |
 | 86034   | v1:4     | ethernet1 | 1.1.1.2 | 748643     |         | 0     |
 | 86035   | v1:4     | ethernet1 | 1.1.1.2 | 748644     |         | 0     |
 | 86036   | null     | null      | null    | unlabelled |         | 0     |
 | 86037   | null     | null      | null    | unlabelled |         | 0     |
 | 86038   | null     | null      | null    | unlabelled |         | 0     |
 | 86039   | null     | null      | null    | unlabelled |         | 0     |
 | 86040   | null     | null      | null    | unlabelled |         | 0     |
 | 104137  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521682  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 843014  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 873178  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 912435  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1016664 | null     | null      | null    | unlabelled |         | 0     |
 | 1016665 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1016666 | v1:6     | ethernet1 | 1234::2 | 536939     |         | 0     |
 | 1016667 | v1:6     | ethernet1 | 1234::2 | 536940     |         | 0     |
 | 1016668 | v1:6     | ethernet1 | 1234::2 | 536941     |         | 0     |
 | 1016669 | null     | null      | null    | unlabelled |         | 0     |
 | 1016670 | null     | null      | null    | unlabelled |         | 0     |
 | 1016671 | null     | null      | null    | unlabelled |         | 0     |
 | 1016672 | null     | null      | null    | unlabelled |         | 0     |
 | 1016673 | null     | null      | null    | unlabelled |         | 0     |
 | 1030636 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1043138 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 54888  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 73607  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 178065 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 383862 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 536937 | null     | null      | null    | unlabelled |         | 0     |
 | 536938 | v1:6     | ethernet1 | 1234::1 | 1016665    |         | 1280  |
 | 536939 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 536940 | v1:6     | ethernet2 | 1235::3 | 112276     |         | 640   |
 | 536941 | v1:6     | ethernet2 | 1235::3 | 112277     |         | 640   |
 | 536942 | null     | null      | null    | unlabelled |         | 0     |
 | 536943 | null     | null      | null    | unlabelled |         | 0     |
 | 536944 | null     | null      | null    | unlabelled |         | 0     |
 | 536945 | null     | null      | null    | unlabelled |         | 0     |
 | 536946 | null     | null      | null    | unlabelled |         | 0     |
 | 576558 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 588967 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 648100 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 710348 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 748640 | null     | null      | null    | unlabelled |         | 0     |
 | 748641 | v1:4     | ethernet1 | 1.1.1.1 | 86032      |         | 1280  |
 | 748642 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 748643 | v1:4     | ethernet2 | 1.1.2.3 | 191393     |         | 640   |
 | 748644 | v1:4     | ethernet2 | 1.1.2.3 | 191394     |         | 640   |
 | 748645 | null     | null      | null    | unlabelled |         | 0     |
 | 748646 | null     | null      | null    | unlabelled |         | 0     |
 | 748647 | null     | null      | null    | unlabelled |         | 0     |
 | 748648 | null     | null      | null    | unlabelled |         | 0     |
 | 748649 | null     | null      | null    | unlabelled |         | 0     |
 | 789365 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 934922 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 956552 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 988062 | v1:4     | ethernet2 | 1.1.2.3 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18710  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 112273 | null     | null      | null    | unlabelled |         | 0     |
 | 112274 | v1:6     | ethernet1 | 1235::2 | 536938     |         | 640   |
 | 112275 | v1:6     | ethernet1 | 1235::2 | 536939     |         | 640   |
 | 112276 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 112277 | v1:6     | ethernet2 | 1236::4 | 628821     |         | 1280  |
 | 112278 | null     | null      | null    | unlabelled |         | 0     |
 | 112279 | null     | null      | null    | unlabelled |         | 0     |
 | 112280 | null     | null      | null    | unlabelled |         | 0     |
 | 112281 | null     | null      | null    | unlabelled |         | 0     |
 | 112282 | null     | null      | null    | unlabelled |         | 0     |
 | 191390 | null     | null      | null    | unlabelled |         | 0     |
 | 191391 | v1:4     | ethernet1 | 1.1.2.2 | 748641     |         | 640   |
 | 191392 | v1:4     | ethernet1 | 1.1.2.2 | 748642     |         | 640   |
 | 191393 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 191394 | v1:4     | ethernet2 | 1.1.3.4 | 629805     |         | 1280  |
 | 191395 | null     | null      | null    | unlabelled |         | 0     |
 | 191396 | null     | null      | null    | unlabelled |         | 0     |
 | 191397 | null     | null      | null    | unlabelled |         | 0     |
 | 191398 | null     | null      | null    | unlabelled |         | 0     |
 | 191399 | null     | null      | null    | unlabelled |         | 0     |
 | 195902 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 358187 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 462219 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 466933 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 506242 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 589166 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 630246 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 816985 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 835737 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 902906 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 933270 | v1:6     | ethernet1 | 1235::2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 75051  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 238036 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 530113 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 564558 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 610173 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 628817 | null     | null      | null    | unlabelled |         | 0     |
 | 628818 | v1:6     | ethernet1 | 1236::3 | 112274     |         | 0     |
 | 628819 | v1:6     | ethernet1 | 1236::3 | 112275     |         | 0     |
 | 628820 | v1:6     | ethernet1 | 1236::3 | 112276     |         | 0     |
 | 628821 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 628822 | null     | null      | null    | unlabelled |         | 0     |
 | 628823 | null     | null      | null    | unlabelled |         | 0     |
 | 628824 | null     | null      | null    | unlabelled |         | 0     |
 | 628825 | null     | null      | null    | unlabelled |         | 0     |
 | 628826 | null     | null      | null    | unlabelled |         | 0     |
 | 629801 | null     | null      | null    | unlabelled |         | 0     |
 | 629802 | v1:4     | ethernet1 | 1.1.3.3 | 191391     |         | 0     |
 | 629803 | v1:4     | ethernet1 | 1.1.3.3 | 191392     |         | 0     |
 | 629804 | v1:4     | ethernet1 | 1.1.3.3 | 191393     |         | 0     |
 | 629805 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 629806 | null     | null      | null    | unlabelled |         | 0     |
 | 629807 | null     | null      | null    | unlabelled |         | 0     |
 | 629808 | null     | null      | null    | unlabelled |         | 0     |
 | 629809 | null     | null      | null    | unlabelled |         | 0     |
 | 629810 | null     | null      | null    | unlabelled |         | 0     |
 | 716205 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 718614 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 758853 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 880804 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 942884 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#