here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 44327   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 103437  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 105785  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 194725  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 254693  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 299141  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 413843  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 810715  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 857104  | null     | null      | null    | unlabelled |         | 0     |
 | 857105  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 857106  | v1:6     | ethernet1 | 1234::2 | 605481     |         | 0     |
 | 857107  | v1:6     | ethernet1 | 1234::2 | 605482     |         | 0     |
 | 857108  | v1:6     | ethernet1 | 1234::2 | 605483     |         | 0     |
 | 857109  | null     | null      | null    | unlabelled |         | 0     |
 | 857110  | null     | null      | null    | unlabelled |         | 0     |
 | 857111  | null     | null      | null    | unlabelled |         | 0     |
 | 857112  | null     | null      | null    | unlabelled |         | 0     |
 | 857113  | null     | null      | null    | unlabelled |         | 0     |
 | 934563  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 979980  | null     | null      | null    | unlabelled |         | 0     |
 | 979981  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 979982  | v1:4     | ethernet1 | 1.1.1.2 | 892908     |         | 0     |
 | 979983  | v1:4     | ethernet1 | 1.1.1.2 | 892909     |         | 0     |
 | 979984  | v1:4     | ethernet1 | 1.1.1.2 | 892910     |         | 0     |
 | 979985  | null     | null      | null    | unlabelled |         | 0     |
 | 979986  | null     | null      | null    | unlabelled |         | 0     |
 | 979987  | null     | null      | null    | unlabelled |         | 0     |
 | 979988  | null     | null      | null    | unlabelled |         | 0     |
 | 979989  | null     | null      | null    | unlabelled |         | 0     |
 | 1014853 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 153145 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 338127 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 449970 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 460207 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 545497 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 550611 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 553810 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 605479 | null     | null      | null    | unlabelled |         | 0     |
 | 605480 | v1:6     | ethernet1 | 1234::1 | 857105     |         | 1280  |
 | 605481 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 605482 | v1:6     | ethernet2 | 1235::3 | 87792      |         | 640   |
 | 605483 | v1:6     | ethernet2 | 1235::3 | 87793      |         | 640   |
 | 605484 | null     | null      | null    | unlabelled |         | 0     |
 | 605485 | null     | null      | null    | unlabelled |         | 0     |
 | 605486 | null     | null      | null    | unlabelled |         | 0     |
 | 605487 | null     | null      | null    | unlabelled |         | 0     |
 | 605488 | null     | null      | null    | unlabelled |         | 0     |
 | 647546 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 694060 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 848721 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 892906 | null     | null      | null    | unlabelled |         | 0     |
 | 892907 | v1:4     | ethernet1 | 1.1.1.1 | 979981     |         | 1280  |
 | 892908 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 892909 | v1:4     | ethernet2 | 1.1.2.3 | 132872     |         | 640   |
 | 892910 | v1:4     | ethernet2 | 1.1.2.3 | 132873     |         | 640   |
 | 892911 | null     | null      | null    | unlabelled |         | 0     |
 | 892912 | null     | null      | null    | unlabelled |         | 0     |
 | 892913 | null     | null      | null    | unlabelled |         | 0     |
 | 892914 | null     | null      | null    | unlabelled |         | 0     |
 | 892915 | null     | null      | null    | unlabelled |         | 0     |
 | 958932 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 991231 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 17876   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 29904   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 57434   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 87789   | null     | null      | null    | unlabelled |         | 0     |
 | 87790   | v1:6     | ethernet1 | 1235::2 | 605480     |         | 640   |
 | 87791   | v1:6     | ethernet1 | 1235::2 | 605481     |         | 640   |
 | 87792   | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 87793   | v1:6     | ethernet2 | 1236::4 | 815622     |         | 1280  |
 | 87794   | null     | null      | null    | unlabelled |         | 0     |
 | 87795   | null     | null      | null    | unlabelled |         | 0     |
 | 87796   | null     | null      | null    | unlabelled |         | 0     |
 | 87797   | null     | null      | null    | unlabelled |         | 0     |
 | 87798   | null     | null      | null    | unlabelled |         | 0     |
 | 132869  | null     | null      | null    | unlabelled |         | 0     |
 | 132870  | v1:4     | ethernet1 | 1.1.2.2 | 892907     |         | 640   |
 | 132871  | v1:4     | ethernet1 | 1.1.2.2 | 892908     |         | 640   |
 | 132872  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 132873  | v1:4     | ethernet2 | 1.1.3.4 | 671071     |         | 1280  |
 | 132874  | null     | null      | null    | unlabelled |         | 0     |
 | 132875  | null     | null      | null    | unlabelled |         | 0     |
 | 132876  | null     | null      | null    | unlabelled |         | 0     |
 | 132877  | null     | null      | null    | unlabelled |         | 0     |
 | 132878  | null     | null      | null    | unlabelled |         | 0     |
 | 222260  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 356196  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 438511  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 461052  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 618313  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 805203  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 905580  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 931646  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 1016546 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 50295  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 94237  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 119709 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 158656 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 190444 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 354478 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 471879 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 641487 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 671067 | null     | null      | null    | unlabelled |         | 0     |
 | 671068 | v1:4     | ethernet1 | 1.1.3.3 | 132870     |         | 0     |
 | 671069 | v1:4     | ethernet1 | 1.1.3.3 | 132871     |         | 0     |
 | 671070 | v1:4     | ethernet1 | 1.1.3.3 | 132872     |         | 0     |
 | 671071 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 671072 | null     | null      | null    | unlabelled |         | 0     |
 | 671073 | null     | null      | null    | unlabelled |         | 0     |
 | 671074 | null     | null      | null    | unlabelled |         | 0     |
 | 671075 | null     | null      | null    | unlabelled |         | 0     |
 | 671076 | null     | null      | null    | unlabelled |         | 0     |
 | 695361 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 815618 | null     | null      | null    | unlabelled |         | 0     |
 | 815619 | v1:6     | ethernet1 | 1236::3 | 87790      |         | 0     |
 | 815620 | v1:6     | ethernet1 | 1236::3 | 87791      |         | 0     |
 | 815621 | v1:6     | ethernet1 | 1236::3 | 87792      |         | 0     |
 | 815622 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 815623 | null     | null      | null    | unlabelled |         | 0     |
 | 815624 | null     | null      | null    | unlabelled |         | 0     |
 | 815625 | null     | null      | null    | unlabelled |         | 0     |
 | 815626 | null     | null      | null    | unlabelled |         | 0     |
 | 815627 | null     | null      | null    | unlabelled |         | 0     |
 | 883308 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#