here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30161  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 234343 | null     | null      | null    | unlabelled |         | 0     |
 | 234344 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 234345 | v1:4     | ethernet1 | 1.1.1.2 | 313806     |         | 0     |
 | 234346 | v1:4     | ethernet1 | 1.1.1.2 | 313807     |         | 0     |
 | 234347 | v1:4     | ethernet1 | 1.1.1.2 | 313808     |         | 0     |
 | 234348 | null     | null      | null    | unlabelled |         | 0     |
 | 234349 | null     | null      | null    | unlabelled |         | 0     |
 | 234350 | null     | null      | null    | unlabelled |         | 0     |
 | 234351 | null     | null      | null    | unlabelled |         | 0     |
 | 234352 | null     | null      | null    | unlabelled |         | 0     |
 | 290093 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 666059 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 680076 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 773112 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 902436 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 908653 | null     | null      | null    | unlabelled |         | 0     |
 | 908654 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 908655 | v1:6     | ethernet1 | 1234::2 | 355844     |         | 0     |
 | 908656 | v1:6     | ethernet1 | 1234::2 | 355845     |         | 0     |
 | 908657 | v1:6     | ethernet1 | 1234::2 | 355846     |         | 0     |
 | 908658 | null     | null      | null    | unlabelled |         | 0     |
 | 908659 | null     | null      | null    | unlabelled |         | 0     |
 | 908660 | null     | null      | null    | unlabelled |         | 0     |
 | 908661 | null     | null      | null    | unlabelled |         | 0     |
 | 908662 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 257917 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 269491 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 313804 | null     | null      | null    | unlabelled |         | 0     |
 | 313805 | v1:4     | ethernet1 | 1.1.1.1 | 234344     |         | 1280  |
 | 313806 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 313807 | v1:4     | ethernet2 | 1.1.2.3 | 281177     |         | 640   |
 | 313808 | v1:4     | ethernet2 | 1.1.2.3 | 281178     |         | 640   |
 | 313809 | null     | null      | null    | unlabelled |         | 0     |
 | 313810 | null     | null      | null    | unlabelled |         | 0     |
 | 313811 | null     | null      | null    | unlabelled |         | 0     |
 | 313812 | null     | null      | null    | unlabelled |         | 0     |
 | 313813 | null     | null      | null    | unlabelled |         | 0     |
 | 355842 | null     | null      | null    | unlabelled |         | 0     |
 | 355843 | v1:6     | ethernet1 | 1234::1 | 908654     |         | 1280  |
 | 355844 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 355845 | v1:6     | ethernet2 | 1235::3 | 20460      |         | 640   |
 | 355846 | v1:6     | ethernet2 | 1235::3 | 20461      |         | 640   |
 | 355847 | null     | null      | null    | unlabelled |         | 0     |
 | 355848 | null     | null      | null    | unlabelled |         | 0     |
 | 355849 | null     | null      | null    | unlabelled |         | 0     |
 | 355850 | null     | null      | null    | unlabelled |         | 0     |
 | 355851 | null     | null      | null    | unlabelled |         | 0     |
 | 525151 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 639317 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 658175 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 758583 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 797361 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 998092 | v1:6     | ethernet2 | 1235::3 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 20457  | null     | null      | null    | unlabelled |         | 0     |
 | 20458  | v1:6     | ethernet1 | 1235::2 | 355843     |         | 640   |
 | 20459  | v1:6     | ethernet1 | 1235::2 | 355844     |         | 640   |
 | 20460  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 20461  | v1:6     | ethernet2 | 1236::4 | 828363     |         | 1280  |
 | 20462  | null     | null      | null    | unlabelled |         | 0     |
 | 20463  | null     | null      | null    | unlabelled |         | 0     |
 | 20464  | null     | null      | null    | unlabelled |         | 0     |
 | 20465  | null     | null      | null    | unlabelled |         | 0     |
 | 20466  | null     | null      | null    | unlabelled |         | 0     |
 | 84687  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 281174 | null     | null      | null    | unlabelled |         | 0     |
 | 281175 | v1:4     | ethernet1 | 1.1.2.2 | 313805     |         | 640   |
 | 281176 | v1:4     | ethernet1 | 1.1.2.2 | 313806     |         | 640   |
 | 281177 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 281178 | v1:4     | ethernet2 | 1.1.3.4 | 1026663    |         | 1280  |
 | 281179 | null     | null      | null    | unlabelled |         | 0     |
 | 281180 | null     | null      | null    | unlabelled |         | 0     |
 | 281181 | null     | null      | null    | unlabelled |         | 0     |
 | 281182 | null     | null      | null    | unlabelled |         | 0     |
 | 281183 | null     | null      | null    | unlabelled |         | 0     |
 | 380062 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 454234 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 690824 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 805198 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 846673 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 924020 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 927351 | v1:4     | ethernet1 | 1.1.2.2 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 66424   | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 289346  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 321990  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 580771  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 825858  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 828359  | null     | null      | null    | unlabelled |         | 0     |
 | 828360  | v1:6     | ethernet1 | 1236::3 | 20458      |         | 0     |
 | 828361  | v1:6     | ethernet1 | 1236::3 | 20459      |         | 0     |
 | 828362  | v1:6     | ethernet1 | 1236::3 | 20460      |         | 0     |
 | 828363  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 828364  | null     | null      | null    | unlabelled |         | 0     |
 | 828365  | null     | null      | null    | unlabelled |         | 0     |
 | 828366  | null     | null      | null    | unlabelled |         | 0     |
 | 828367  | null     | null      | null    | unlabelled |         | 0     |
 | 828368  | null     | null      | null    | unlabelled |         | 0     |
 | 861854  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1026659 | null     | null      | null    | unlabelled |         | 0     |
 | 1026660 | v1:4     | ethernet1 | 1.1.3.3 | 281175     |         | 0     |
 | 1026661 | v1:4     | ethernet1 | 1.1.3.3 | 281176     |         | 0     |
 | 1026662 | v1:4     | ethernet1 | 1.1.3.3 | 281177     |         | 0     |
 | 1026663 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1026664 | null     | null      | null    | unlabelled |         | 0     |
 | 1026665 | null     | null      | null    | unlabelled |         | 0     |
 | 1026666 | null     | null      | null    | unlabelled |         | 0     |
 | 1026667 | null     | null      | null    | unlabelled |         | 0     |
 | 1026668 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#