here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 50069   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 52648   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 119366  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 136507  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 228906  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 356412  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 442442  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 561425  | null     | null      | null    | unlabelled |         | 0     |
 | 561426  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 561427  | v1:6     | ethernet1 | 1234::2 | 890561     |         | 0     |
 | 561428  | v1:6     | ethernet1 | 1234::2 | 890562     |         | 0     |
 | 561429  | v1:6     | ethernet1 | 1234::2 | 890563     |         | 0     |
 | 561430  | null     | null      | null    | unlabelled |         | 0     |
 | 561431  | null     | null      | null    | unlabelled |         | 0     |
 | 561432  | null     | null      | null    | unlabelled |         | 0     |
 | 561433  | null     | null      | null    | unlabelled |         | 0     |
 | 561434  | null     | null      | null    | unlabelled |         | 0     |
 | 722985  | null     | null      | null    | unlabelled |         | 0     |
 | 722986  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 722987  | v1:4     | ethernet1 | 1.1.1.2 | 629690     |         | 0     |
 | 722988  | v1:4     | ethernet1 | 1.1.1.2 | 629691     |         | 0     |
 | 722989  | v1:4     | ethernet1 | 1.1.1.2 | 629692     |         | 0     |
 | 722990  | null     | null      | null    | unlabelled |         | 0     |
 | 722991  | null     | null      | null    | unlabelled |         | 0     |
 | 722992  | null     | null      | null    | unlabelled |         | 0     |
 | 722993  | null     | null      | null    | unlabelled |         | 0     |
 | 722994  | null     | null      | null    | unlabelled |         | 0     |
 | 727412  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 945841  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1046989 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 24277   | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 236699  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 351136  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 412614  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 595892  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 610775  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 623540  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 629688  | null     | null      | null    | unlabelled |         | 0     |
 | 629689  | v1:4     | ethernet1 | 1.1.1.1 | 722986     |         | 1280  |
 | 629690  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 629691  | v1:4     | ethernet2 | 1.1.2.3 | 608221     |         | 640   |
 | 629692  | v1:4     | ethernet2 | 1.1.2.3 | 608222     |         | 640   |
 | 629693  | null     | null      | null    | unlabelled |         | 0     |
 | 629694  | null     | null      | null    | unlabelled |         | 0     |
 | 629695  | null     | null      | null    | unlabelled |         | 0     |
 | 629696  | null     | null      | null    | unlabelled |         | 0     |
 | 629697  | null     | null      | null    | unlabelled |         | 0     |
 | 688564  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 890559  | null     | null      | null    | unlabelled |         | 0     |
 | 890560  | v1:6     | ethernet1 | 1234::1 | 561426     |         | 1280  |
 | 890561  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 890562  | v1:6     | ethernet2 | 1235::3 | 930334     |         | 640   |
 | 890563  | v1:6     | ethernet2 | 1235::3 | 930335     |         | 640   |
 | 890564  | null     | null      | null    | unlabelled |         | 0     |
 | 890565  | null     | null      | null    | unlabelled |         | 0     |
 | 890566  | null     | null      | null    | unlabelled |         | 0     |
 | 890567  | null     | null      | null    | unlabelled |         | 0     |
 | 890568  | null     | null      | null    | unlabelled |         | 0     |
 | 912427  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 924469  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 978687  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 1039940 | tester:4 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30178  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 140124 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 270985 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 324251 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 332118 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 355419 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 357294 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 382274 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 551518 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 608218 | null     | null      | null    | unlabelled |         | 0     |
 | 608219 | v1:4     | ethernet1 | 1.1.2.2 | 629689     |         | 640   |
 | 608220 | v1:4     | ethernet1 | 1.1.2.2 | 629690     |         | 640   |
 | 608221 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 608222 | v1:4     | ethernet2 | 1.1.3.4 | 887222     |         | 1280  |
 | 608223 | null     | null      | null    | unlabelled |         | 0     |
 | 608224 | null     | null      | null    | unlabelled |         | 0     |
 | 608225 | null     | null      | null    | unlabelled |         | 0     |
 | 608226 | null     | null      | null    | unlabelled |         | 0     |
 | 608227 | null     | null      | null    | unlabelled |         | 0     |
 | 685954 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 731603 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 775547 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 930331 | null     | null      | null    | unlabelled |         | 0     |
 | 930332 | v1:6     | ethernet1 | 1235::2 | 890560     |         | 640   |
 | 930333 | v1:6     | ethernet1 | 1235::2 | 890561     |         | 640   |
 | 930334 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 930335 | v1:6     | ethernet2 | 1236::4 | 1043394    |         | 1280  |
 | 930336 | null     | null      | null    | unlabelled |         | 0     |
 | 930337 | null     | null      | null    | unlabelled |         | 0     |
 | 930338 | null     | null      | null    | unlabelled |         | 0     |
 | 930339 | null     | null      | null    | unlabelled |         | 0     |
 | 930340 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 184479  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 292524  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 302456  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 312471  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 784796  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 799167  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 815461  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 824271  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 887218  | null     | null      | null    | unlabelled |         | 0     |
 | 887219  | v1:4     | ethernet1 | 1.1.3.3 | 608219     |         | 0     |
 | 887220  | v1:4     | ethernet1 | 1.1.3.3 | 608220     |         | 0     |
 | 887221  | v1:4     | ethernet1 | 1.1.3.3 | 608221     |         | 0     |
 | 887222  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 887223  | null     | null      | null    | unlabelled |         | 0     |
 | 887224  | null     | null      | null    | unlabelled |         | 0     |
 | 887225  | null     | null      | null    | unlabelled |         | 0     |
 | 887226  | null     | null      | null    | unlabelled |         | 0     |
 | 887227  | null     | null      | null    | unlabelled |         | 0     |
 | 943622  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1019123 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1043390 | null     | null      | null    | unlabelled |         | 0     |
 | 1043391 | v1:6     | ethernet1 | 1236::3 | 930332     |         | 0     |
 | 1043392 | v1:6     | ethernet1 | 1236::3 | 930333     |         | 0     |
 | 1043393 | v1:6     | ethernet1 | 1236::3 | 930334     |         | 0     |
 | 1043394 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1043395 | null     | null      | null    | unlabelled |         | 0     |
 | 1043396 | null     | null      | null    | unlabelled |         | 0     |
 | 1043397 | null     | null      | null    | unlabelled |         | 0     |
 | 1043398 | null     | null      | null    | unlabelled |         | 0     |
 | 1043399 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#