here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 6453   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 12406  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 15817  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 166554 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 256634 | null     | null      | null    | unlabelled |         | 0     |
 | 256635 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 256636 | v1:4     | ethernet1 | 1.1.1.2 | 247411     |         | 0     |
 | 256637 | v1:4     | ethernet1 | 1.1.1.2 | 247412     |         | 0     |
 | 256638 | v1:4     | ethernet1 | 1.1.1.2 | 247413     |         | 0     |
 | 256639 | null     | null      | null    | unlabelled |         | 0     |
 | 256640 | null     | null      | null    | unlabelled |         | 0     |
 | 256641 | null     | null      | null    | unlabelled |         | 0     |
 | 256642 | null     | null      | null    | unlabelled |         | 0     |
 | 256643 | null     | null      | null    | unlabelled |         | 0     |
 | 471503 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 547014 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 615200 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 645583 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 646156 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 802812 | null     | null      | null    | unlabelled |         | 0     |
 | 802813 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 802814 | v1:6     | ethernet1 | 1234::2 | 461872     |         | 0     |
 | 802815 | v1:6     | ethernet1 | 1234::2 | 461873     |         | 0     |
 | 802816 | v1:6     | ethernet1 | 1234::2 | 461874     |         | 0     |
 | 802817 | null     | null      | null    | unlabelled |         | 0     |
 | 802818 | null     | null      | null    | unlabelled |         | 0     |
 | 802819 | null     | null      | null    | unlabelled |         | 0     |
 | 802820 | null     | null      | null    | unlabelled |         | 0     |
 | 802821 | null     | null      | null    | unlabelled |         | 0     |
 | 965993 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 45676   | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 132712  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 196965  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 247409  | null     | null      | null    | unlabelled |         | 0     |
 | 247410  | v1:4     | ethernet1 | 1.1.1.1 | 256635     |         | 1280  |
 | 247411  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 247412  | v1:4     | ethernet2 | 1.1.2.3 | 658595     |         | 640   |
 | 247413  | v1:4     | ethernet2 | 1.1.2.3 | 658596     |         | 640   |
 | 247414  | null     | null      | null    | unlabelled |         | 0     |
 | 247415  | null     | null      | null    | unlabelled |         | 0     |
 | 247416  | null     | null      | null    | unlabelled |         | 0     |
 | 247417  | null     | null      | null    | unlabelled |         | 0     |
 | 247418  | null     | null      | null    | unlabelled |         | 0     |
 | 247485  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 249212  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 385901  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 461870  | null     | null      | null    | unlabelled |         | 0     |
 | 461871  | v1:6     | ethernet1 | 1234::1 | 802813     |         | 1280  |
 | 461872  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 461873  | v1:6     | ethernet2 | 1235::3 | 637396     |         | 640   |
 | 461874  | v1:6     | ethernet2 | 1235::3 | 637397     |         | 640   |
 | 461875  | null     | null      | null    | unlabelled |         | 0     |
 | 461876  | null     | null      | null    | unlabelled |         | 0     |
 | 461877  | null     | null      | null    | unlabelled |         | 0     |
 | 461878  | null     | null      | null    | unlabelled |         | 0     |
 | 461879  | null     | null      | null    | unlabelled |         | 0     |
 | 498648  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 709264  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 719542  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 768282  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 814622  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1012844 | v1:6     | ethernet1 | 1234::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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 312084  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 495729  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 616974  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 637393  | null     | null      | null    | unlabelled |         | 0     |
 | 637394  | v1:6     | ethernet1 | 1235::2 | 461871     |         | 640   |
 | 637395  | v1:6     | ethernet1 | 1235::2 | 461872     |         | 640   |
 | 637396  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 637397  | v1:6     | ethernet2 | 1236::4 | 398569     |         | 1280  |
 | 637398  | null     | null      | null    | unlabelled |         | 0     |
 | 637399  | null     | null      | null    | unlabelled |         | 0     |
 | 637400  | null     | null      | null    | unlabelled |         | 0     |
 | 637401  | null     | null      | null    | unlabelled |         | 0     |
 | 637402  | null     | null      | null    | unlabelled |         | 0     |
 | 658592  | null     | null      | null    | unlabelled |         | 0     |
 | 658593  | v1:4     | ethernet1 | 1.1.2.2 | 247410     |         | 640   |
 | 658594  | v1:4     | ethernet1 | 1.1.2.2 | 247411     |         | 640   |
 | 658595  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 658596  | v1:4     | ethernet2 | 1.1.3.4 | 991575     |         | 1280  |
 | 658597  | null     | null      | null    | unlabelled |         | 0     |
 | 658598  | null     | null      | null    | unlabelled |         | 0     |
 | 658599  | null     | null      | null    | unlabelled |         | 0     |
 | 658600  | null     | null      | null    | unlabelled |         | 0     |
 | 658601  | null     | null      | null    | unlabelled |         | 0     |
 | 713963  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 718330  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 739447  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 740009  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 786445  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 834099  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 923882  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 925504  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1027552 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 53285   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 119485  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 147286  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 216313  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 369021  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 398565  | null     | null      | null    | unlabelled |         | 0     |
 | 398566  | v1:6     | ethernet1 | 1236::3 | 637394     |         | 0     |
 | 398567  | v1:6     | ethernet1 | 1236::3 | 637395     |         | 0     |
 | 398568  | v1:6     | ethernet1 | 1236::3 | 637396     |         | 0     |
 | 398569  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 398570  | null     | null      | null    | unlabelled |         | 0     |
 | 398571  | null     | null      | null    | unlabelled |         | 0     |
 | 398572  | null     | null      | null    | unlabelled |         | 0     |
 | 398573  | null     | null      | null    | unlabelled |         | 0     |
 | 398574  | null     | null      | null    | unlabelled |         | 0     |
 | 482564  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 613079  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 778595  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 991571  | null     | null      | null    | unlabelled |         | 0     |
 | 991572  | v1:4     | ethernet1 | 1.1.3.3 | 658593     |         | 0     |
 | 991573  | v1:4     | ethernet1 | 1.1.3.3 | 658594     |         | 0     |
 | 991574  | v1:4     | ethernet1 | 1.1.3.3 | 658595     |         | 0     |
 | 991575  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 991576  | null     | null      | null    | unlabelled |         | 0     |
 | 991577  | null     | null      | null    | unlabelled |         | 0     |
 | 991578  | null     | null      | null    | unlabelled |         | 0     |
 | 991579  | null     | null      | null    | unlabelled |         | 0     |
 | 991580  | null     | null      | null    | unlabelled |         | 0     |
 | 992160  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1021472 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#