here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 53400   | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 86081   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 92007   | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 240495  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 343401  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 578363  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 589728  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 646240  | null     | null      | null    | unlabelled |         | 0     |
 | 646241  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 646242  | v1:4     | ethernet1 | 1.1.1.2 | 195917     |         | 0     |
 | 646243  | v1:4     | ethernet1 | 1.1.1.2 | 195918     |         | 0     |
 | 646244  | v1:4     | ethernet1 | 1.1.1.2 | 195919     |         | 0     |
 | 646245  | null     | null      | null    | unlabelled |         | 0     |
 | 646246  | null     | null      | null    | unlabelled |         | 0     |
 | 646247  | null     | null      | null    | unlabelled |         | 0     |
 | 646248  | null     | null      | null    | unlabelled |         | 0     |
 | 646249  | null     | null      | null    | unlabelled |         | 0     |
 | 657695  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 744657  | null     | null      | null    | unlabelled |         | 0     |
 | 744658  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 744659  | v1:6     | ethernet1 | 1234::2 | 168172     |         | 0     |
 | 744660  | v1:6     | ethernet1 | 1234::2 | 168173     |         | 0     |
 | 744661  | v1:6     | ethernet1 | 1234::2 | 168174     |         | 0     |
 | 744662  | null     | null      | null    | unlabelled |         | 0     |
 | 744663  | null     | null      | null    | unlabelled |         | 0     |
 | 744664  | null     | null      | null    | unlabelled |         | 0     |
 | 744665  | null     | null      | null    | unlabelled |         | 0     |
 | 744666  | null     | null      | null    | unlabelled |         | 0     |
 | 769172  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1020542 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 168170  | null     | null      | null    | unlabelled |         | 0     |
 | 168171  | v1:6     | ethernet1 | 1234::1 | 744658     |         | 1280  |
 | 168172  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 168173  | v1:6     | ethernet2 | 1235::3 | 486431     |         | 640   |
 | 168174  | v1:6     | ethernet2 | 1235::3 | 486432     |         | 640   |
 | 168175  | null     | null      | null    | unlabelled |         | 0     |
 | 168176  | null     | null      | null    | unlabelled |         | 0     |
 | 168177  | null     | null      | null    | unlabelled |         | 0     |
 | 168178  | null     | null      | null    | unlabelled |         | 0     |
 | 168179  | null     | null      | null    | unlabelled |         | 0     |
 | 195915  | null     | null      | null    | unlabelled |         | 0     |
 | 195916  | v1:4     | ethernet1 | 1.1.1.1 | 646241     |         | 1280  |
 | 195917  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 195918  | v1:4     | ethernet2 | 1.1.2.3 | 676213     |         | 640   |
 | 195919  | v1:4     | ethernet2 | 1.1.2.3 | 676214     |         | 640   |
 | 195920  | null     | null      | null    | unlabelled |         | 0     |
 | 195921  | null     | null      | null    | unlabelled |         | 0     |
 | 195922  | null     | null      | null    | unlabelled |         | 0     |
 | 195923  | null     | null      | null    | unlabelled |         | 0     |
 | 195924  | null     | null      | null    | unlabelled |         | 0     |
 | 251577  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 277121  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 288402  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 414876  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 443500  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 621451  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 621495  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 832578  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 918818  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 955899  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1002926 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1008741 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 192347  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 333224  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 486428  | null     | null      | null    | unlabelled |         | 0     |
 | 486429  | v1:6     | ethernet1 | 1235::2 | 168171     |         | 640   |
 | 486430  | v1:6     | ethernet1 | 1235::2 | 168172     |         | 640   |
 | 486431  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 486432  | v1:6     | ethernet2 | 1236::4 | 38531      |         | 1280  |
 | 486433  | null     | null      | null    | unlabelled |         | 0     |
 | 486434  | null     | null      | null    | unlabelled |         | 0     |
 | 486435  | null     | null      | null    | unlabelled |         | 0     |
 | 486436  | null     | null      | null    | unlabelled |         | 0     |
 | 486437  | null     | null      | null    | unlabelled |         | 0     |
 | 609912  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 660675  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 676210  | null     | null      | null    | unlabelled |         | 0     |
 | 676211  | v1:4     | ethernet1 | 1.1.2.2 | 195916     |         | 640   |
 | 676212  | v1:4     | ethernet1 | 1.1.2.2 | 195917     |         | 640   |
 | 676213  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 676214  | v1:4     | ethernet2 | 1.1.3.4 | 230666     |         | 1280  |
 | 676215  | null     | null      | null    | unlabelled |         | 0     |
 | 676216  | null     | null      | null    | unlabelled |         | 0     |
 | 676217  | null     | null      | null    | unlabelled |         | 0     |
 | 676218  | null     | null      | null    | unlabelled |         | 0     |
 | 676219  | null     | null      | null    | unlabelled |         | 0     |
 | 702167  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 724123  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 743346  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 761009  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 900012  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 905219  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1018294 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1019687 | v1:4     | ethernet1 | 1.1.2.2 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 12191  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 38527  | null     | null      | null    | unlabelled |         | 0     |
 | 38528  | v1:6     | ethernet1 | 1236::3 | 486429     |         | 0     |
 | 38529  | v1:6     | ethernet1 | 1236::3 | 486430     |         | 0     |
 | 38530  | v1:6     | ethernet1 | 1236::3 | 486431     |         | 0     |
 | 38531  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 38532  | null     | null      | null    | unlabelled |         | 0     |
 | 38533  | null     | null      | null    | unlabelled |         | 0     |
 | 38534  | null     | null      | null    | unlabelled |         | 0     |
 | 38535  | null     | null      | null    | unlabelled |         | 0     |
 | 38536  | null     | null      | null    | unlabelled |         | 0     |
 | 230662 | null     | null      | null    | unlabelled |         | 0     |
 | 230663 | v1:4     | ethernet1 | 1.1.3.3 | 676211     |         | 0     |
 | 230664 | v1:4     | ethernet1 | 1.1.3.3 | 676212     |         | 0     |
 | 230665 | v1:4     | ethernet1 | 1.1.3.3 | 676213     |         | 0     |
 | 230666 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 230667 | null     | null      | null    | unlabelled |         | 0     |
 | 230668 | null     | null      | null    | unlabelled |         | 0     |
 | 230669 | null     | null      | null    | unlabelled |         | 0     |
 | 230670 | null     | null      | null    | unlabelled |         | 0     |
 | 230671 | null     | null      | null    | unlabelled |         | 0     |
 | 338393 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 363450 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 407496 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 472396 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 559387 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 571535 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 912445 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 941830 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 977265 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#