here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 175137  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 259677  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 275420  | null     | null      | null    | unlabelled |         | 0     |
 | 275421  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 275422  | v1:6     | ethernet1 | 1234::2 | 160083     |         | 0     |
 | 275423  | v1:6     | ethernet1 | 1234::2 | 160084     |         | 0     |
 | 275424  | v1:6     | ethernet1 | 1234::2 | 160085     |         | 0     |
 | 275425  | null     | null      | null    | unlabelled |         | 0     |
 | 275426  | null     | null      | null    | unlabelled |         | 0     |
 | 275427  | null     | null      | null    | unlabelled |         | 0     |
 | 275428  | null     | null      | null    | unlabelled |         | 0     |
 | 275429  | null     | null      | null    | unlabelled |         | 0     |
 | 292002  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 376726  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 420621  | null     | null      | null    | unlabelled |         | 0     |
 | 420622  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 420623  | v1:4     | ethernet1 | 1.1.1.2 | 21972      |         | 0     |
 | 420624  | v1:4     | ethernet1 | 1.1.1.2 | 21973      |         | 0     |
 | 420625  | v1:4     | ethernet1 | 1.1.1.2 | 21974      |         | 0     |
 | 420626  | null     | null      | null    | unlabelled |         | 0     |
 | 420627  | null     | null      | null    | unlabelled |         | 0     |
 | 420628  | null     | null      | null    | unlabelled |         | 0     |
 | 420629  | null     | null      | null    | unlabelled |         | 0     |
 | 420630  | null     | null      | null    | unlabelled |         | 0     |
 | 581265  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 640407  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 971072  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 986758  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1033474 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 1039042 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 21970  | null     | null      | null    | unlabelled |         | 0     |
 | 21971  | v1:4     | ethernet1 | 1.1.1.1 | 420622     |         | 1280  |
 | 21972  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 21973  | v1:4     | ethernet2 | 1.1.2.3 | 525259     |         | 640   |
 | 21974  | v1:4     | ethernet2 | 1.1.2.3 | 525260     |         | 640   |
 | 21975  | null     | null      | null    | unlabelled |         | 0     |
 | 21976  | null     | null      | null    | unlabelled |         | 0     |
 | 21977  | null     | null      | null    | unlabelled |         | 0     |
 | 21978  | null     | null      | null    | unlabelled |         | 0     |
 | 21979  | null     | null      | null    | unlabelled |         | 0     |
 | 64725  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 119568 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 160081 | null     | null      | null    | unlabelled |         | 0     |
 | 160082 | v1:6     | ethernet1 | 1234::1 | 275421     |         | 1280  |
 | 160083 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 160084 | v1:6     | ethernet2 | 1235::3 | 680256     |         | 640   |
 | 160085 | v1:6     | ethernet2 | 1235::3 | 680257     |         | 640   |
 | 160086 | null     | null      | null    | unlabelled |         | 0     |
 | 160087 | null     | null      | null    | unlabelled |         | 0     |
 | 160088 | null     | null      | null    | unlabelled |         | 0     |
 | 160089 | null     | null      | null    | unlabelled |         | 0     |
 | 160090 | null     | null      | null    | unlabelled |         | 0     |
 | 172104 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 195253 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 417370 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 451783 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 588307 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 592845 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 614782 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 827326 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 891849 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 922344 | v1:4     | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 216627  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 273831  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 286507  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 298867  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 313454  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 525256  | null     | null      | null    | unlabelled |         | 0     |
 | 525257  | v1:4     | ethernet1 | 1.1.2.2 | 21971      |         | 640   |
 | 525258  | v1:4     | ethernet1 | 1.1.2.2 | 21972      |         | 640   |
 | 525259  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 525260  | v1:4     | ethernet2 | 1.1.3.4 | 583717     |         | 1280  |
 | 525261  | null     | null      | null    | unlabelled |         | 0     |
 | 525262  | null     | null      | null    | unlabelled |         | 0     |
 | 525263  | null     | null      | null    | unlabelled |         | 0     |
 | 525264  | null     | null      | null    | unlabelled |         | 0     |
 | 525265  | null     | null      | null    | unlabelled |         | 0     |
 | 574786  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 609636  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 680253  | null     | null      | null    | unlabelled |         | 0     |
 | 680254  | v1:6     | ethernet1 | 1235::2 | 160082     |         | 640   |
 | 680255  | v1:6     | ethernet1 | 1235::2 | 160083     |         | 640   |
 | 680256  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 680257  | v1:6     | ethernet2 | 1236::4 | 145493     |         | 1280  |
 | 680258  | null     | null      | null    | unlabelled |         | 0     |
 | 680259  | null     | null      | null    | unlabelled |         | 0     |
 | 680260  | null     | null      | null    | unlabelled |         | 0     |
 | 680261  | null     | null      | null    | unlabelled |         | 0     |
 | 680262  | null     | null      | null    | unlabelled |         | 0     |
 | 882645  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 954640  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 995764  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1031845 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1039621 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 53498  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 74056  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 78505  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 145489 | null     | null      | null    | unlabelled |         | 0     |
 | 145490 | v1:6     | ethernet1 | 1236::3 | 680254     |         | 0     |
 | 145491 | v1:6     | ethernet1 | 1236::3 | 680255     |         | 0     |
 | 145492 | v1:6     | ethernet1 | 1236::3 | 680256     |         | 0     |
 | 145493 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 145494 | null     | null      | null    | unlabelled |         | 0     |
 | 145495 | null     | null      | null    | unlabelled |         | 0     |
 | 145496 | null     | null      | null    | unlabelled |         | 0     |
 | 145497 | null     | null      | null    | unlabelled |         | 0     |
 | 145498 | null     | null      | null    | unlabelled |         | 0     |
 | 283872 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 328953 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 504490 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 524642 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 583713 | null     | null      | null    | unlabelled |         | 0     |
 | 583714 | v1:4     | ethernet1 | 1.1.3.3 | 525257     |         | 0     |
 | 583715 | v1:4     | ethernet1 | 1.1.3.3 | 525258     |         | 0     |
 | 583716 | v1:4     | ethernet1 | 1.1.3.3 | 525259     |         | 0     |
 | 583717 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 583718 | null     | null      | null    | unlabelled |         | 0     |
 | 583719 | null     | null      | null    | unlabelled |         | 0     |
 | 583720 | null     | null      | null    | unlabelled |         | 0     |
 | 583721 | null     | null      | null    | unlabelled |         | 0     |
 | 583722 | null     | null      | null    | unlabelled |         | 0     |
 | 639760 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 794526 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 969365 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#