here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 34348   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 112406  | null     | null      | null    | unlabelled |         | 0     |
 | 112407  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 112408  | v1:4     | ethernet1 | 1.1.1.2 | 796281     |         | 0     |
 | 112409  | v1:4     | ethernet1 | 1.1.1.2 | 796282     |         | 0     |
 | 112410  | v1:4     | ethernet1 | 1.1.1.2 | 796283     |         | 0     |
 | 112411  | null     | null      | null    | unlabelled |         | 0     |
 | 112412  | null     | null      | null    | unlabelled |         | 0     |
 | 112413  | null     | null      | null    | unlabelled |         | 0     |
 | 112414  | null     | null      | null    | unlabelled |         | 0     |
 | 112415  | null     | null      | null    | unlabelled |         | 0     |
 | 146622  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 310126  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 329369  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 415147  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 451822  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 594379  | null     | null      | null    | unlabelled |         | 0     |
 | 594380  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 594381  | v1:6     | ethernet1 | 1234::2 | 980046     |         | 0     |
 | 594382  | v1:6     | ethernet1 | 1234::2 | 980047     |         | 0     |
 | 594383  | v1:6     | ethernet1 | 1234::2 | 980048     |         | 0     |
 | 594384  | null     | null      | null    | unlabelled |         | 0     |
 | 594385  | null     | null      | null    | unlabelled |         | 0     |
 | 594386  | null     | null      | null    | unlabelled |         | 0     |
 | 594387  | null     | null      | null    | unlabelled |         | 0     |
 | 594388  | null     | null      | null    | unlabelled |         | 0     |
 | 678953  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 686630  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 991382  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1020889 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 987    | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 73064  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 117270 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 285372 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 321854 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 447474 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 448391 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 508314 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 508830 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 612425 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 709946 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 729272 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 796279 | null     | null      | null    | unlabelled |         | 0     |
 | 796280 | v1:4     | ethernet1 | 1.1.1.1 | 112407     |         | 1280  |
 | 796281 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 796282 | v1:4     | ethernet2 | 1.1.2.3 | 890968     |         | 640   |
 | 796283 | v1:4     | ethernet2 | 1.1.2.3 | 890969     |         | 640   |
 | 796284 | null     | null      | null    | unlabelled |         | 0     |
 | 796285 | null     | null      | null    | unlabelled |         | 0     |
 | 796286 | null     | null      | null    | unlabelled |         | 0     |
 | 796287 | null     | null      | null    | unlabelled |         | 0     |
 | 796288 | null     | null      | null    | unlabelled |         | 0     |
 | 980044 | null     | null      | null    | unlabelled |         | 0     |
 | 980045 | v1:6     | ethernet1 | 1234::1 | 594380     |         | 1280  |
 | 980046 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 980047 | v1:6     | ethernet2 | 1235::3 | 299913     |         | 640   |
 | 980048 | v1:6     | ethernet2 | 1235::3 | 299914     |         | 640   |
 | 980049 | null     | null      | null    | unlabelled |         | 0     |
 | 980050 | null     | null      | null    | unlabelled |         | 0     |
 | 980051 | null     | null      | null    | unlabelled |         | 0     |
 | 980052 | null     | null      | null    | unlabelled |         | 0     |
 | 980053 | null     | null      | null    | unlabelled |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 27906  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 90295  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 241474 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 262789 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 298448 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 299910 | null     | null      | null    | unlabelled |         | 0     |
 | 299911 | v1:6     | ethernet1 | 1235::2 | 980045     |         | 640   |
 | 299912 | v1:6     | ethernet1 | 1235::2 | 980046     |         | 640   |
 | 299913 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 299914 | v1:6     | ethernet2 | 1236::4 | 192400     |         | 1280  |
 | 299915 | null     | null      | null    | unlabelled |         | 0     |
 | 299916 | null     | null      | null    | unlabelled |         | 0     |
 | 299917 | null     | null      | null    | unlabelled |         | 0     |
 | 299918 | null     | null      | null    | unlabelled |         | 0     |
 | 299919 | null     | null      | null    | unlabelled |         | 0     |
 | 402435 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 519205 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 571951 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 606774 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 869519 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 881458 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 890965 | null     | null      | null    | unlabelled |         | 0     |
 | 890966 | v1:4     | ethernet1 | 1.1.2.2 | 796280     |         | 640   |
 | 890967 | v1:4     | ethernet1 | 1.1.2.2 | 796281     |         | 640   |
 | 890968 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 890969 | v1:4     | ethernet2 | 1.1.3.4 | 46827      |         | 1280  |
 | 890970 | null     | null      | null    | unlabelled |         | 0     |
 | 890971 | null     | null      | null    | unlabelled |         | 0     |
 | 890972 | null     | null      | null    | unlabelled |         | 0     |
 | 890973 | null     | null      | null    | unlabelled |         | 0     |
 | 890974 | null     | null      | null    | unlabelled |         | 0     |
 | 917041 | v1:6     | ethernet2 | 1236::4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 46823  | null     | null      | null    | unlabelled |         | 0     |
 | 46824  | v1:4     | ethernet1 | 1.1.3.3 | 890966     |         | 0     |
 | 46825  | v1:4     | ethernet1 | 1.1.3.3 | 890967     |         | 0     |
 | 46826  | v1:4     | ethernet1 | 1.1.3.3 | 890968     |         | 0     |
 | 46827  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 46828  | null     | null      | null    | unlabelled |         | 0     |
 | 46829  | null     | null      | null    | unlabelled |         | 0     |
 | 46830  | null     | null      | null    | unlabelled |         | 0     |
 | 46831  | null     | null      | null    | unlabelled |         | 0     |
 | 46832  | null     | null      | null    | unlabelled |         | 0     |
 | 155275 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 192396 | null     | null      | null    | unlabelled |         | 0     |
 | 192397 | v1:6     | ethernet1 | 1236::3 | 299911     |         | 0     |
 | 192398 | v1:6     | ethernet1 | 1236::3 | 299912     |         | 0     |
 | 192399 | v1:6     | ethernet1 | 1236::3 | 299913     |         | 0     |
 | 192400 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 192401 | null     | null      | null    | unlabelled |         | 0     |
 | 192402 | null     | null      | null    | unlabelled |         | 0     |
 | 192403 | null     | null      | null    | unlabelled |         | 0     |
 | 192404 | null     | null      | null    | unlabelled |         | 0     |
 | 192405 | null     | null      | null    | unlabelled |         | 0     |
 | 248280 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 283410 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 382751 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 561480 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 721300 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 742189 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 779526 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 882487 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 932947 | v1:4     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#