here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 88488   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 170491  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 187252  | null     | null      | null    | unlabelled |         | 0     |
 | 187253  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 187254  | v1:4     | ethernet1 | 1.1.1.2 | 229523     |         | 0     |
 | 187255  | v1:4     | ethernet1 | 1.1.1.2 | 229524     |         | 0     |
 | 187256  | v1:4     | ethernet1 | 1.1.1.2 | 229525     |         | 0     |
 | 187257  | null     | null      | null    | unlabelled |         | 0     |
 | 187258  | null     | null      | null    | unlabelled |         | 0     |
 | 187259  | null     | null      | null    | unlabelled |         | 0     |
 | 187260  | null     | null      | null    | unlabelled |         | 0     |
 | 187261  | null     | null      | null    | unlabelled |         | 0     |
 | 237528  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 548341  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 660554  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 698935  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 863674  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 864845  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 882491  | null     | null      | null    | unlabelled |         | 0     |
 | 882492  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 882493  | v1:6     | ethernet1 | 1234::2 | 120127     |         | 0     |
 | 882494  | v1:6     | ethernet1 | 1234::2 | 120128     |         | 0     |
 | 882495  | v1:6     | ethernet1 | 1234::2 | 120129     |         | 0     |
 | 882496  | null     | null      | null    | unlabelled |         | 0     |
 | 882497  | null     | null      | null    | unlabelled |         | 0     |
 | 882498  | null     | null      | null    | unlabelled |         | 0     |
 | 882499  | null     | null      | null    | unlabelled |         | 0     |
 | 882500  | null     | null      | null    | unlabelled |         | 0     |
 | 939939  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1026196 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 120125  | null     | null      | null    | unlabelled |         | 0     |
 | 120126  | v1:6     | ethernet1 | 1234::1 | 882492     |         | 1280  |
 | 120127  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 120128  | v1:6     | ethernet2 | 1235::3 | 899249     |         | 640   |
 | 120129  | v1:6     | ethernet2 | 1235::3 | 899250     |         | 640   |
 | 120130  | null     | null      | null    | unlabelled |         | 0     |
 | 120131  | null     | null      | null    | unlabelled |         | 0     |
 | 120132  | null     | null      | null    | unlabelled |         | 0     |
 | 120133  | null     | null      | null    | unlabelled |         | 0     |
 | 120134  | null     | null      | null    | unlabelled |         | 0     |
 | 205565  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 229521  | null     | null      | null    | unlabelled |         | 0     |
 | 229522  | v1:4     | ethernet1 | 1.1.1.1 | 187253     |         | 1280  |
 | 229523  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 229524  | v1:4     | ethernet2 | 1.1.2.3 | 844237     |         | 640   |
 | 229525  | v1:4     | ethernet2 | 1.1.2.3 | 844238     |         | 640   |
 | 229526  | null     | null      | null    | unlabelled |         | 0     |
 | 229527  | null     | null      | null    | unlabelled |         | 0     |
 | 229528  | null     | null      | null    | unlabelled |         | 0     |
 | 229529  | null     | null      | null    | unlabelled |         | 0     |
 | 229530  | null     | null      | null    | unlabelled |         | 0     |
 | 260992  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 340259  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 400599  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 519406  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 672401  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 686925  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 816776  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 845163  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 928858  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1014020 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1030528 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 16158   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 67996   | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 89096   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 90009   | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 322851  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 511740  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 546270  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 632820  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 782688  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 804053  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 844234  | null     | null      | null    | unlabelled |         | 0     |
 | 844235  | v1:4     | ethernet1 | 1.1.2.2 | 229522     |         | 640   |
 | 844236  | v1:4     | ethernet1 | 1.1.2.2 | 229523     |         | 640   |
 | 844237  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 844238  | v1:4     | ethernet2 | 1.1.3.4 | 363954     |         | 1280  |
 | 844239  | null     | null      | null    | unlabelled |         | 0     |
 | 844240  | null     | null      | null    | unlabelled |         | 0     |
 | 844241  | null     | null      | null    | unlabelled |         | 0     |
 | 844242  | null     | null      | null    | unlabelled |         | 0     |
 | 844243  | null     | null      | null    | unlabelled |         | 0     |
 | 899246  | null     | null      | null    | unlabelled |         | 0     |
 | 899247  | v1:6     | ethernet1 | 1235::2 | 120126     |         | 640   |
 | 899248  | v1:6     | ethernet1 | 1235::2 | 120127     |         | 640   |
 | 899249  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 899250  | v1:6     | ethernet2 | 1236::4 | 301923     |         | 1280  |
 | 899251  | null     | null      | null    | unlabelled |         | 0     |
 | 899252  | null     | null      | null    | unlabelled |         | 0     |
 | 899253  | null     | null      | null    | unlabelled |         | 0     |
 | 899254  | null     | null      | null    | unlabelled |         | 0     |
 | 899255  | null     | null      | null    | unlabelled |         | 0     |
 | 996007  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1028819 | v1:6     | ethernet1 | 1235::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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 270713 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 300941 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 301919 | null     | null      | null    | unlabelled |         | 0     |
 | 301920 | v1:6     | ethernet1 | 1236::3 | 899247     |         | 0     |
 | 301921 | v1:6     | ethernet1 | 1236::3 | 899248     |         | 0     |
 | 301922 | v1:6     | ethernet1 | 1236::3 | 899249     |         | 0     |
 | 301923 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 301924 | null     | null      | null    | unlabelled |         | 0     |
 | 301925 | null     | null      | null    | unlabelled |         | 0     |
 | 301926 | null     | null      | null    | unlabelled |         | 0     |
 | 301927 | null     | null      | null    | unlabelled |         | 0     |
 | 301928 | null     | null      | null    | unlabelled |         | 0     |
 | 319237 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 331169 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 363950 | null     | null      | null    | unlabelled |         | 0     |
 | 363951 | v1:4     | ethernet1 | 1.1.3.3 | 844235     |         | 0     |
 | 363952 | v1:4     | ethernet1 | 1.1.3.3 | 844236     |         | 0     |
 | 363953 | v1:4     | ethernet1 | 1.1.3.3 | 844237     |         | 0     |
 | 363954 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 363955 | null     | null      | null    | unlabelled |         | 0     |
 | 363956 | null     | null      | null    | unlabelled |         | 0     |
 | 363957 | null     | null      | null    | unlabelled |         | 0     |
 | 363958 | null     | null      | null    | unlabelled |         | 0     |
 | 363959 | null     | null      | null    | unlabelled |         | 0     |
 | 456688 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 471235 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 615631 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 655528 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 749544 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 905186 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#