here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 8492   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 129775 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 130099 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 163406 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 342254 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 403932 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 521317 | null     | null      | null    | unlabelled |         | 0     |
 | 521318 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 521319 | v1:6     | ethernet1 | 1234::2 | 64983      |         | 0     |
 | 521320 | v1:6     | ethernet1 | 1234::2 | 64984      |         | 0     |
 | 521321 | v1:6     | ethernet1 | 1234::2 | 64985      |         | 0     |
 | 521322 | null     | null      | null    | unlabelled |         | 0     |
 | 521323 | null     | null      | null    | unlabelled |         | 0     |
 | 521324 | null     | null      | null    | unlabelled |         | 0     |
 | 521325 | null     | null      | null    | unlabelled |         | 0     |
 | 521326 | null     | null      | null    | unlabelled |         | 0     |
 | 542792 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 575375 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 692651 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 763240 | null     | null      | null    | unlabelled |         | 0     |
 | 763241 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 763242 | v1:4     | ethernet1 | 1.1.1.2 | 373432     |         | 0     |
 | 763243 | v1:4     | ethernet1 | 1.1.1.2 | 373433     |         | 0     |
 | 763244 | v1:4     | ethernet1 | 1.1.1.2 | 373434     |         | 0     |
 | 763245 | null     | null      | null    | unlabelled |         | 0     |
 | 763246 | null     | null      | null    | unlabelled |         | 0     |
 | 763247 | null     | null      | null    | unlabelled |         | 0     |
 | 763248 | null     | null      | null    | unlabelled |         | 0     |
 | 763249 | null     | null      | null    | unlabelled |         | 0     |
 | 984840 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 32175  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 48644  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 64981  | null     | null      | null    | unlabelled |         | 0     |
 | 64982  | v1:6     | ethernet1 | 1234::1 | 521318     |         | 1280  |
 | 64983  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 64984  | v1:6     | ethernet2 | 1235::3 | 696072     |         | 640   |
 | 64985  | v1:6     | ethernet2 | 1235::3 | 696073     |         | 640   |
 | 64986  | null     | null      | null    | unlabelled |         | 0     |
 | 64987  | null     | null      | null    | unlabelled |         | 0     |
 | 64988  | null     | null      | null    | unlabelled |         | 0     |
 | 64989  | null     | null      | null    | unlabelled |         | 0     |
 | 64990  | null     | null      | null    | unlabelled |         | 0     |
 | 155614 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 203564 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 247836 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 322307 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 373430 | null     | null      | null    | unlabelled |         | 0     |
 | 373431 | v1:4     | ethernet1 | 1.1.1.1 | 763241     |         | 1280  |
 | 373432 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 373433 | v1:4     | ethernet2 | 1.1.2.3 | 159938     |         | 640   |
 | 373434 | v1:4     | ethernet2 | 1.1.2.3 | 159939     |         | 640   |
 | 373435 | null     | null      | null    | unlabelled |         | 0     |
 | 373436 | null     | null      | null    | unlabelled |         | 0     |
 | 373437 | null     | null      | null    | unlabelled |         | 0     |
 | 373438 | null     | null      | null    | unlabelled |         | 0     |
 | 373439 | null     | null      | null    | unlabelled |         | 0     |
 | 473184 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 481814 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 517916 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 652370 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 956177 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 985775 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20159  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 61730  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 118012 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 159935 | null     | null      | null    | unlabelled |         | 0     |
 | 159936 | v1:4     | ethernet1 | 1.1.2.2 | 373431     |         | 640   |
 | 159937 | v1:4     | ethernet1 | 1.1.2.2 | 373432     |         | 640   |
 | 159938 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 159939 | v1:4     | ethernet2 | 1.1.3.4 | 259628     |         | 1280  |
 | 159940 | null     | null      | null    | unlabelled |         | 0     |
 | 159941 | null     | null      | null    | unlabelled |         | 0     |
 | 159942 | null     | null      | null    | unlabelled |         | 0     |
 | 159943 | null     | null      | null    | unlabelled |         | 0     |
 | 159944 | null     | null      | null    | unlabelled |         | 0     |
 | 195650 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 208155 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 299539 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 554318 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 584079 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 626713 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 696069 | null     | null      | null    | unlabelled |         | 0     |
 | 696070 | v1:6     | ethernet1 | 1235::2 | 64982      |         | 640   |
 | 696071 | v1:6     | ethernet1 | 1235::2 | 64983      |         | 640   |
 | 696072 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 696073 | v1:6     | ethernet2 | 1236::4 | 515635     |         | 1280  |
 | 696074 | null     | null      | null    | unlabelled |         | 0     |
 | 696075 | null     | null      | null    | unlabelled |         | 0     |
 | 696076 | null     | null      | null    | unlabelled |         | 0     |
 | 696077 | null     | null      | null    | unlabelled |         | 0     |
 | 696078 | null     | null      | null    | unlabelled |         | 0     |
 | 716527 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 845432 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 954291 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 241182 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 259624 | null     | null      | null    | unlabelled |         | 0     |
 | 259625 | v1:4     | ethernet1 | 1.1.3.3 | 159936     |         | 0     |
 | 259626 | v1:4     | ethernet1 | 1.1.3.3 | 159937     |         | 0     |
 | 259627 | v1:4     | ethernet1 | 1.1.3.3 | 159938     |         | 0     |
 | 259628 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 259629 | null     | null      | null    | unlabelled |         | 0     |
 | 259630 | null     | null      | null    | unlabelled |         | 0     |
 | 259631 | null     | null      | null    | unlabelled |         | 0     |
 | 259632 | null     | null      | null    | unlabelled |         | 0     |
 | 259633 | null     | null      | null    | unlabelled |         | 0     |
 | 448166 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 515631 | null     | null      | null    | unlabelled |         | 0     |
 | 515632 | v1:6     | ethernet1 | 1236::3 | 696070     |         | 0     |
 | 515633 | v1:6     | ethernet1 | 1236::3 | 696071     |         | 0     |
 | 515634 | v1:6     | ethernet1 | 1236::3 | 696072     |         | 0     |
 | 515635 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 515636 | null     | null      | null    | unlabelled |         | 0     |
 | 515637 | null     | null      | null    | unlabelled |         | 0     |
 | 515638 | null     | null      | null    | unlabelled |         | 0     |
 | 515639 | null     | null      | null    | unlabelled |         | 0     |
 | 515640 | null     | null      | null    | unlabelled |         | 0     |
 | 619135 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 791036 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 798521 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 802713 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 886478 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 931774 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 947061 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 982371 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#