here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 91101  | null     | null      | null    | unlabelled |         | 0     |
 | 91102  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 91103  | v1:4     | ethernet1 | 1.1.1.2 | 163226     |         | 0     |
 | 91104  | v1:4     | ethernet1 | 1.1.1.2 | 163227     |         | 0     |
 | 91105  | v1:4     | ethernet1 | 1.1.1.2 | 163228     |         | 0     |
 | 91106  | null     | null      | null    | unlabelled |         | 0     |
 | 91107  | null     | null      | null    | unlabelled |         | 0     |
 | 91108  | null     | null      | null    | unlabelled |         | 0     |
 | 91109  | null     | null      | null    | unlabelled |         | 0     |
 | 91110  | null     | null      | null    | unlabelled |         | 0     |
 | 191579 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 212166 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 428855 | null     | null      | null    | unlabelled |         | 0     |
 | 428856 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 428857 | v1:6     | ethernet1 | 1234::2 | 350061     |         | 0     |
 | 428858 | v1:6     | ethernet1 | 1234::2 | 350062     |         | 0     |
 | 428859 | v1:6     | ethernet1 | 1234::2 | 350063     |         | 0     |
 | 428860 | null     | null      | null    | unlabelled |         | 0     |
 | 428861 | null     | null      | null    | unlabelled |         | 0     |
 | 428862 | null     | null      | null    | unlabelled |         | 0     |
 | 428863 | null     | null      | null    | unlabelled |         | 0     |
 | 428864 | null     | null      | null    | unlabelled |         | 0     |
 | 534604 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 540279 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 580667 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 587342 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 607231 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 863283 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 928270 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 995700 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 10463   | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 163224  | null     | null      | null    | unlabelled |         | 0     |
 | 163225  | v1:4     | ethernet1 | 1.1.1.1 | 91102      |         | 1280  |
 | 163226  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 163227  | v1:4     | ethernet2 | 1.1.2.3 | 731985     |         | 640   |
 | 163228  | v1:4     | ethernet2 | 1.1.2.3 | 731986     |         | 640   |
 | 163229  | null     | null      | null    | unlabelled |         | 0     |
 | 163230  | null     | null      | null    | unlabelled |         | 0     |
 | 163231  | null     | null      | null    | unlabelled |         | 0     |
 | 163232  | null     | null      | null    | unlabelled |         | 0     |
 | 163233  | null     | null      | null    | unlabelled |         | 0     |
 | 215712  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 350059  | null     | null      | null    | unlabelled |         | 0     |
 | 350060  | v1:6     | ethernet1 | 1234::1 | 428856     |         | 1280  |
 | 350061  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 350062  | v1:6     | ethernet2 | 1235::3 | 331140     |         | 640   |
 | 350063  | v1:6     | ethernet2 | 1235::3 | 331141     |         | 640   |
 | 350064  | null     | null      | null    | unlabelled |         | 0     |
 | 350065  | null     | null      | null    | unlabelled |         | 0     |
 | 350066  | null     | null      | null    | unlabelled |         | 0     |
 | 350067  | null     | null      | null    | unlabelled |         | 0     |
 | 350068  | null     | null      | null    | unlabelled |         | 0     |
 | 461183  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 532731  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 642313  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 660818  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 719256  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 902433  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 905192  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 906319  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 959229  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1012950 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 153673 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 165973 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 282613 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 331137 | null     | null      | null    | unlabelled |         | 0     |
 | 331138 | v1:6     | ethernet1 | 1235::2 | 350060     |         | 640   |
 | 331139 | v1:6     | ethernet1 | 1235::2 | 350061     |         | 640   |
 | 331140 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 331141 | v1:6     | ethernet2 | 1236::4 | 863374     |         | 1280  |
 | 331142 | null     | null      | null    | unlabelled |         | 0     |
 | 331143 | null     | null      | null    | unlabelled |         | 0     |
 | 331144 | null     | null      | null    | unlabelled |         | 0     |
 | 331145 | null     | null      | null    | unlabelled |         | 0     |
 | 331146 | null     | null      | null    | unlabelled |         | 0     |
 | 383749 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 412199 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 430163 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 506810 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 520029 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 595109 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 699678 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 731982 | null     | null      | null    | unlabelled |         | 0     |
 | 731983 | v1:4     | ethernet1 | 1.1.2.2 | 163225     |         | 640   |
 | 731984 | v1:4     | ethernet1 | 1.1.2.2 | 163226     |         | 640   |
 | 731985 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 731986 | v1:4     | ethernet2 | 1.1.3.4 | 144700     |         | 1280  |
 | 731987 | null     | null      | null    | unlabelled |         | 0     |
 | 731988 | null     | null      | null    | unlabelled |         | 0     |
 | 731989 | null     | null      | null    | unlabelled |         | 0     |
 | 731990 | null     | null      | null    | unlabelled |         | 0     |
 | 731991 | null     | null      | null    | unlabelled |         | 0     |
 | 913088 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 955427 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 59768  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 144696 | null     | null      | null    | unlabelled |         | 0     |
 | 144697 | v1:4     | ethernet1 | 1.1.3.3 | 731983     |         | 0     |
 | 144698 | v1:4     | ethernet1 | 1.1.3.3 | 731984     |         | 0     |
 | 144699 | v1:4     | ethernet1 | 1.1.3.3 | 731985     |         | 0     |
 | 144700 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 144701 | null     | null      | null    | unlabelled |         | 0     |
 | 144702 | null     | null      | null    | unlabelled |         | 0     |
 | 144703 | null     | null      | null    | unlabelled |         | 0     |
 | 144704 | null     | null      | null    | unlabelled |         | 0     |
 | 144705 | null     | null      | null    | unlabelled |         | 0     |
 | 244322 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 354069 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 384047 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 423108 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 431157 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 516452 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 544184 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 605039 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 704432 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 863370 | null     | null      | null    | unlabelled |         | 0     |
 | 863371 | v1:6     | ethernet1 | 1236::3 | 331138     |         | 0     |
 | 863372 | v1:6     | ethernet1 | 1236::3 | 331139     |         | 0     |
 | 863373 | v1:6     | ethernet1 | 1236::3 | 331140     |         | 0     |
 | 863374 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 863375 | null     | null      | null    | unlabelled |         | 0     |
 | 863376 | null     | null      | null    | unlabelled |         | 0     |
 | 863377 | null     | null      | null    | unlabelled |         | 0     |
 | 863378 | null     | null      | null    | unlabelled |         | 0     |
 | 863379 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#