here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 10254  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 27056  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 89819  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 395335 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 458896 | null     | null      | null    | unlabelled |         | 0     |
 | 458897 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 458898 | v1:4     | ethernet1 | 1.1.1.2 | 285095     |         | 0     |
 | 458899 | v1:4     | ethernet1 | 1.1.1.2 | 285096     |         | 0     |
 | 458900 | v1:4     | ethernet1 | 1.1.1.2 | 285097     |         | 0     |
 | 458901 | null     | null      | null    | unlabelled |         | 0     |
 | 458902 | null     | null      | null    | unlabelled |         | 0     |
 | 458903 | null     | null      | null    | unlabelled |         | 0     |
 | 458904 | null     | null      | null    | unlabelled |         | 0     |
 | 458905 | null     | null      | null    | unlabelled |         | 0     |
 | 551286 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 567248 | null     | null      | null    | unlabelled |         | 0     |
 | 567249 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 567250 | v1:6     | ethernet1 | 1234::2 | 946973     |         | 0     |
 | 567251 | v1:6     | ethernet1 | 1234::2 | 946974     |         | 0     |
 | 567252 | v1:6     | ethernet1 | 1234::2 | 946975     |         | 0     |
 | 567253 | null     | null      | null    | unlabelled |         | 0     |
 | 567254 | null     | null      | null    | unlabelled |         | 0     |
 | 567255 | null     | null      | null    | unlabelled |         | 0     |
 | 567256 | null     | null      | null    | unlabelled |         | 0     |
 | 567257 | null     | null      | null    | unlabelled |         | 0     |
 | 640751 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 776408 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 794828 | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 902002 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 916485 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 79866  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 88514  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 285093 | null     | null      | null    | unlabelled |         | 0     |
 | 285094 | v1:4     | ethernet1 | 1.1.1.1 | 458897     |         | 1280  |
 | 285095 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 285096 | v1:4     | ethernet2 | 1.1.2.3 | 222283     |         | 640   |
 | 285097 | v1:4     | ethernet2 | 1.1.2.3 | 222284     |         | 640   |
 | 285098 | null     | null      | null    | unlabelled |         | 0     |
 | 285099 | null     | null      | null    | unlabelled |         | 0     |
 | 285100 | null     | null      | null    | unlabelled |         | 0     |
 | 285101 | null     | null      | null    | unlabelled |         | 0     |
 | 285102 | null     | null      | null    | unlabelled |         | 0     |
 | 307315 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 364180 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 411338 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 455570 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 500936 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 619365 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 664055 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 779549 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 802698 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 826743 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 946971 | null     | null      | null    | unlabelled |         | 0     |
 | 946972 | v1:6     | ethernet1 | 1234::1 | 567249     |         | 1280  |
 | 946973 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 946974 | v1:6     | ethernet2 | 1235::3 | 1008280    |         | 640   |
 | 946975 | v1:6     | ethernet2 | 1235::3 | 1008281    |         | 640   |
 | 946976 | null     | null      | null    | unlabelled |         | 0     |
 | 946977 | null     | null      | null    | unlabelled |         | 0     |
 | 946978 | null     | null      | null    | unlabelled |         | 0     |
 | 946979 | null     | null      | null    | unlabelled |         | 0     |
 | 946980 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 8241    | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 11516   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 50684   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 222280  | null     | null      | null    | unlabelled |         | 0     |
 | 222281  | v1:4     | ethernet1 | 1.1.2.2 | 285094     |         | 640   |
 | 222282  | v1:4     | ethernet1 | 1.1.2.2 | 285095     |         | 640   |
 | 222283  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 222284  | v1:4     | ethernet2 | 1.1.3.4 | 471074     |         | 1280  |
 | 222285  | null     | null      | null    | unlabelled |         | 0     |
 | 222286  | null     | null      | null    | unlabelled |         | 0     |
 | 222287  | null     | null      | null    | unlabelled |         | 0     |
 | 222288  | null     | null      | null    | unlabelled |         | 0     |
 | 222289  | null     | null      | null    | unlabelled |         | 0     |
 | 259752  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 333121  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 389461  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 534586  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 538978  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 582774  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 697449  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 711180  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 1008182 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1008277 | null     | null      | null    | unlabelled |         | 0     |
 | 1008278 | v1:6     | ethernet1 | 1235::2 | 946972     |         | 640   |
 | 1008279 | v1:6     | ethernet1 | 1235::2 | 946973     |         | 640   |
 | 1008280 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1008281 | v1:6     | ethernet2 | 1236::4 | 401396     |         | 1280  |
 | 1008282 | null     | null      | null    | unlabelled |         | 0     |
 | 1008283 | null     | null      | null    | unlabelled |         | 0     |
 | 1008284 | null     | null      | null    | unlabelled |         | 0     |
 | 1008285 | null     | null      | null    | unlabelled |         | 0     |
 | 1008286 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 42823  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 75247  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 103581 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 112848 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 262720 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 401392 | null     | null      | null    | unlabelled |         | 0     |
 | 401393 | v1:6     | ethernet1 | 1236::3 | 1008278    |         | 0     |
 | 401394 | v1:6     | ethernet1 | 1236::3 | 1008279    |         | 0     |
 | 401395 | v1:6     | ethernet1 | 1236::3 | 1008280    |         | 0     |
 | 401396 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 401397 | null     | null      | null    | unlabelled |         | 0     |
 | 401398 | null     | null      | null    | unlabelled |         | 0     |
 | 401399 | null     | null      | null    | unlabelled |         | 0     |
 | 401400 | null     | null      | null    | unlabelled |         | 0     |
 | 401401 | null     | null      | null    | unlabelled |         | 0     |
 | 471070 | null     | null      | null    | unlabelled |         | 0     |
 | 471071 | v1:4     | ethernet1 | 1.1.3.3 | 222281     |         | 0     |
 | 471072 | v1:4     | ethernet1 | 1.1.3.3 | 222282     |         | 0     |
 | 471073 | v1:4     | ethernet1 | 1.1.3.3 | 222283     |         | 0     |
 | 471074 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 471075 | null     | null      | null    | unlabelled |         | 0     |
 | 471076 | null     | null      | null    | unlabelled |         | 0     |
 | 471077 | null     | null      | null    | unlabelled |         | 0     |
 | 471078 | null     | null      | null    | unlabelled |         | 0     |
 | 471079 | null     | null      | null    | unlabelled |         | 0     |
 | 507820 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 519156 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 662408 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 830217 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 885564 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#