here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 63660  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 133285 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 206634 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 309692 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 503387 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 533872 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 588397 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 655349 | null     | null      | null    | unlabelled |         | 0     |
 | 655350 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 655351 | v1:4     | ethernet1 | 1.1.1.2 | 566989     |         | 0     |
 | 655352 | v1:4     | ethernet1 | 1.1.1.2 | 566990     |         | 0     |
 | 655353 | v1:4     | ethernet1 | 1.1.1.2 | 566991     |         | 0     |
 | 655354 | null     | null      | null    | unlabelled |         | 0     |
 | 655355 | null     | null      | null    | unlabelled |         | 0     |
 | 655356 | null     | null      | null    | unlabelled |         | 0     |
 | 655357 | null     | null      | null    | unlabelled |         | 0     |
 | 655358 | null     | null      | null    | unlabelled |         | 0     |
 | 680962 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 897888 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 903626 | null     | null      | null    | unlabelled |         | 0     |
 | 903627 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 903628 | v1:6     | ethernet1 | 1234::2 | 47122      |         | 0     |
 | 903629 | v1:6     | ethernet1 | 1234::2 | 47123      |         | 0     |
 | 903630 | v1:6     | ethernet1 | 1234::2 | 47124      |         | 0     |
 | 903631 | null     | null      | null    | unlabelled |         | 0     |
 | 903632 | null     | null      | null    | unlabelled |         | 0     |
 | 903633 | null     | null      | null    | unlabelled |         | 0     |
 | 903634 | null     | null      | null    | unlabelled |         | 0     |
 | 903635 | null     | null      | null    | unlabelled |         | 0     |
 | 923467 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 18573  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 34096  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 47120  | null     | null      | null    | unlabelled |         | 0     |
 | 47121  | v1:6     | ethernet1 | 1234::1 | 903627     |         | 1280  |
 | 47122  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 47123  | v1:6     | ethernet2 | 1235::3 | 95243      |         | 640   |
 | 47124  | v1:6     | ethernet2 | 1235::3 | 95244      |         | 640   |
 | 47125  | null     | null      | null    | unlabelled |         | 0     |
 | 47126  | null     | null      | null    | unlabelled |         | 0     |
 | 47127  | null     | null      | null    | unlabelled |         | 0     |
 | 47128  | null     | null      | null    | unlabelled |         | 0     |
 | 47129  | null     | null      | null    | unlabelled |         | 0     |
 | 87425  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 215526 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 273958 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 446771 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 559757 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 566987 | null     | null      | null    | unlabelled |         | 0     |
 | 566988 | v1:4     | ethernet1 | 1.1.1.1 | 655350     |         | 1280  |
 | 566989 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 566990 | v1:4     | ethernet2 | 1.1.2.3 | 694226     |         | 640   |
 | 566991 | v1:4     | ethernet2 | 1.1.2.3 | 694227     |         | 640   |
 | 566992 | null     | null      | null    | unlabelled |         | 0     |
 | 566993 | null     | null      | null    | unlabelled |         | 0     |
 | 566994 | null     | null      | null    | unlabelled |         | 0     |
 | 566995 | null     | null      | null    | unlabelled |         | 0     |
 | 566996 | null     | null      | null    | unlabelled |         | 0     |
 | 632920 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 645845 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 696246 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 852248 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 914217 | tester:6 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 95240  | null     | null      | null    | unlabelled |         | 0     |
 | 95241  | v1:6     | ethernet1 | 1235::2 | 47121      |         | 640   |
 | 95242  | v1:6     | ethernet1 | 1235::2 | 47122      |         | 640   |
 | 95243  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 95244  | v1:6     | ethernet2 | 1236::4 | 861850     |         | 1280  |
 | 95245  | null     | null      | null    | unlabelled |         | 0     |
 | 95246  | null     | null      | null    | unlabelled |         | 0     |
 | 95247  | null     | null      | null    | unlabelled |         | 0     |
 | 95248  | null     | null      | null    | unlabelled |         | 0     |
 | 95249  | null     | null      | null    | unlabelled |         | 0     |
 | 127769 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 200419 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 202801 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 215565 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 399492 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 439685 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 563314 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 576112 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 694223 | null     | null      | null    | unlabelled |         | 0     |
 | 694224 | v1:4     | ethernet1 | 1.1.2.2 | 566988     |         | 640   |
 | 694225 | v1:4     | ethernet1 | 1.1.2.2 | 566989     |         | 640   |
 | 694226 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 694227 | v1:4     | ethernet2 | 1.1.3.4 | 843704     |         | 1280  |
 | 694228 | null     | null      | null    | unlabelled |         | 0     |
 | 694229 | null     | null      | null    | unlabelled |         | 0     |
 | 694230 | null     | null      | null    | unlabelled |         | 0     |
 | 694231 | null     | null      | null    | unlabelled |         | 0     |
 | 694232 | null     | null      | null    | unlabelled |         | 0     |
 | 732637 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 763608 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 834351 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 920722 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 50169  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 140224 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 262004 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 286895 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 309687 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 425815 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 800447 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 807557 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 832646 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 843700 | null     | null      | null    | unlabelled |         | 0     |
 | 843701 | v1:4     | ethernet1 | 1.1.3.3 | 694224     |         | 0     |
 | 843702 | v1:4     | ethernet1 | 1.1.3.3 | 694225     |         | 0     |
 | 843703 | v1:4     | ethernet1 | 1.1.3.3 | 694226     |         | 0     |
 | 843704 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 843705 | null     | null      | null    | unlabelled |         | 0     |
 | 843706 | null     | null      | null    | unlabelled |         | 0     |
 | 843707 | null     | null      | null    | unlabelled |         | 0     |
 | 843708 | null     | null      | null    | unlabelled |         | 0     |
 | 843709 | null     | null      | null    | unlabelled |         | 0     |
 | 861846 | null     | null      | null    | unlabelled |         | 0     |
 | 861847 | v1:6     | ethernet1 | 1236::3 | 95241      |         | 0     |
 | 861848 | v1:6     | ethernet1 | 1236::3 | 95242      |         | 0     |
 | 861849 | v1:6     | ethernet1 | 1236::3 | 95243      |         | 0     |
 | 861850 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 861851 | null     | null      | null    | unlabelled |         | 0     |
 | 861852 | null     | null      | null    | unlabelled |         | 0     |
 | 861853 | null     | null      | null    | unlabelled |         | 0     |
 | 861854 | null     | null      | null    | unlabelled |         | 0     |
 | 861855 | null     | null      | null    | unlabelled |         | 0     |
 | 977149 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#