here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 47698  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 485708 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 603722 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 640816 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 700551 | null     | null      | null    | unlabelled |         | 0     |
 | 700552 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 700553 | v1:6     | ethernet1 | 1234::2 | 985184     |         | 0     |
 | 700554 | v1:6     | ethernet1 | 1234::2 | 985185     |         | 0     |
 | 700555 | v1:6     | ethernet1 | 1234::2 | 985186     |         | 0     |
 | 700556 | null     | null      | null    | unlabelled |         | 0     |
 | 700557 | null     | null      | null    | unlabelled |         | 0     |
 | 700558 | null     | null      | null    | unlabelled |         | 0     |
 | 700559 | null     | null      | null    | unlabelled |         | 0     |
 | 700560 | null     | null      | null    | unlabelled |         | 0     |
 | 703461 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 728453 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 768933 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 780795 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 830363 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 961980 | null     | null      | null    | unlabelled |         | 0     |
 | 961981 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 961982 | v1:4     | ethernet1 | 1.1.1.2 | 222263     |         | 0     |
 | 961983 | v1:4     | ethernet1 | 1.1.1.2 | 222264     |         | 0     |
 | 961984 | v1:4     | ethernet1 | 1.1.1.2 | 222265     |         | 0     |
 | 961985 | null     | null      | null    | unlabelled |         | 0     |
 | 961986 | null     | null      | null    | unlabelled |         | 0     |
 | 961987 | null     | null      | null    | unlabelled |         | 0     |
 | 961988 | null     | null      | null    | unlabelled |         | 0     |
 | 961989 | null     | null      | null    | unlabelled |         | 0     |
 | 971780 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 19631   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 192093  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 222261  | null     | null      | null    | unlabelled |         | 0     |
 | 222262  | v1:4     | ethernet1 | 1.1.1.1 | 961981     |         | 1280  |
 | 222263  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 222264  | v1:4     | ethernet2 | 1.1.2.3 | 915994     |         | 640   |
 | 222265  | v1:4     | ethernet2 | 1.1.2.3 | 915995     |         | 640   |
 | 222266  | null     | null      | null    | unlabelled |         | 0     |
 | 222267  | null     | null      | null    | unlabelled |         | 0     |
 | 222268  | null     | null      | null    | unlabelled |         | 0     |
 | 222269  | null     | null      | null    | unlabelled |         | 0     |
 | 222270  | null     | null      | null    | unlabelled |         | 0     |
 | 256753  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 461886  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 658587  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 733443  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 769933  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 804027  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 946815  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 965162  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 985182  | null     | null      | null    | unlabelled |         | 0     |
 | 985183  | v1:6     | ethernet1 | 1234::1 | 700552     |         | 1280  |
 | 985184  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 985185  | v1:6     | ethernet2 | 1235::3 | 656557     |         | 640   |
 | 985186  | v1:6     | ethernet2 | 1235::3 | 656558     |         | 640   |
 | 985187  | null     | null      | null    | unlabelled |         | 0     |
 | 985188  | null     | null      | null    | unlabelled |         | 0     |
 | 985189  | null     | null      | null    | unlabelled |         | 0     |
 | 985190  | null     | null      | null    | unlabelled |         | 0     |
 | 985191  | null     | null      | null    | unlabelled |         | 0     |
 | 1016376 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1041436 | tester:6 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 165339  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 175176  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 184760  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 276957  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 285586  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 457765  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 462037  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 656554  | null     | null      | null    | unlabelled |         | 0     |
 | 656555  | v1:6     | ethernet1 | 1235::2 | 985183     |         | 640   |
 | 656556  | v1:6     | ethernet1 | 1235::2 | 985184     |         | 640   |
 | 656557  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 656558  | v1:6     | ethernet2 | 1236::4 | 812429     |         | 1280  |
 | 656559  | null     | null      | null    | unlabelled |         | 0     |
 | 656560  | null     | null      | null    | unlabelled |         | 0     |
 | 656561  | null     | null      | null    | unlabelled |         | 0     |
 | 656562  | null     | null      | null    | unlabelled |         | 0     |
 | 656563  | null     | null      | null    | unlabelled |         | 0     |
 | 742958  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 782644  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 869678  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 915991  | null     | null      | null    | unlabelled |         | 0     |
 | 915992  | v1:4     | ethernet1 | 1.1.2.2 | 222262     |         | 640   |
 | 915993  | v1:4     | ethernet1 | 1.1.2.2 | 222263     |         | 640   |
 | 915994  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 915995  | v1:4     | ethernet2 | 1.1.3.4 | 283875     |         | 1280  |
 | 915996  | null     | null      | null    | unlabelled |         | 0     |
 | 915997  | null     | null      | null    | unlabelled |         | 0     |
 | 915998  | null     | null      | null    | unlabelled |         | 0     |
 | 915999  | null     | null      | null    | unlabelled |         | 0     |
 | 916000  | null     | null      | null    | unlabelled |         | 0     |
 | 1008581 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1046133 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 77163  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 220713 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 276494 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 283871 | null     | null      | null    | unlabelled |         | 0     |
 | 283872 | v1:4     | ethernet1 | 1.1.3.3 | 915992     |         | 0     |
 | 283873 | v1:4     | ethernet1 | 1.1.3.3 | 915993     |         | 0     |
 | 283874 | v1:4     | ethernet1 | 1.1.3.3 | 915994     |         | 0     |
 | 283875 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 283876 | null     | null      | null    | unlabelled |         | 0     |
 | 283877 | null     | null      | null    | unlabelled |         | 0     |
 | 283878 | null     | null      | null    | unlabelled |         | 0     |
 | 283879 | null     | null      | null    | unlabelled |         | 0     |
 | 283880 | null     | null      | null    | unlabelled |         | 0     |
 | 334145 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 377764 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 485751 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 553311 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 654006 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 780717 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 812425 | null     | null      | null    | unlabelled |         | 0     |
 | 812426 | v1:6     | ethernet1 | 1236::3 | 656555     |         | 0     |
 | 812427 | v1:6     | ethernet1 | 1236::3 | 656556     |         | 0     |
 | 812428 | v1:6     | ethernet1 | 1236::3 | 656557     |         | 0     |
 | 812429 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 812430 | null     | null      | null    | unlabelled |         | 0     |
 | 812431 | null     | null      | null    | unlabelled |         | 0     |
 | 812432 | null     | null      | null    | unlabelled |         | 0     |
 | 812433 | null     | null      | null    | unlabelled |         | 0     |
 | 812434 | null     | null      | null    | unlabelled |         | 0     |
 | 900249 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#