here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 74462  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 276259 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 519424 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 547961 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 611905 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 693541 | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 702707 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 702731 | null     | null      | null    | unlabelled |         | 0     |
 | 702732 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 702733 | v1:4     | ethernet1 | 1.1.1.2 | 533987     |         | 0     |
 | 702734 | v1:4     | ethernet1 | 1.1.1.2 | 533988     |         | 0     |
 | 702735 | v1:4     | ethernet1 | 1.1.1.2 | 533989     |         | 0     |
 | 702736 | null     | null      | null    | unlabelled |         | 0     |
 | 702737 | null     | null      | null    | unlabelled |         | 0     |
 | 702738 | null     | null      | null    | unlabelled |         | 0     |
 | 702739 | null     | null      | null    | unlabelled |         | 0     |
 | 702740 | null     | null      | null    | unlabelled |         | 0     |
 | 766278 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 918995 | null     | null      | null    | unlabelled |         | 0     |
 | 918996 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 918997 | v1:6     | ethernet1 | 1234::2 | 608738     |         | 0     |
 | 918998 | v1:6     | ethernet1 | 1234::2 | 608739     |         | 0     |
 | 918999 | v1:6     | ethernet1 | 1234::2 | 608740     |         | 0     |
 | 919000 | null     | null      | null    | unlabelled |         | 0     |
 | 919001 | null     | null      | null    | unlabelled |         | 0     |
 | 919002 | null     | null      | null    | unlabelled |         | 0     |
 | 919003 | null     | null      | null    | unlabelled |         | 0     |
 | 919004 | null     | null      | null    | unlabelled |         | 0     |
 | 964214 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 983670 | v1:6     | ethernet1 | 1234::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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 100395  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 186544  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 282423  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 282967  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 297152  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 460176  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 522870  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 533985  | null     | null      | null    | unlabelled |         | 0     |
 | 533986  | v1:4     | ethernet1 | 1.1.1.1 | 702732     |         | 1280  |
 | 533987  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 533988  | v1:4     | ethernet2 | 1.1.2.3 | 1039328    |         | 640   |
 | 533989  | v1:4     | ethernet2 | 1.1.2.3 | 1039329    |         | 640   |
 | 533990  | null     | null      | null    | unlabelled |         | 0     |
 | 533991  | null     | null      | null    | unlabelled |         | 0     |
 | 533992  | null     | null      | null    | unlabelled |         | 0     |
 | 533993  | null     | null      | null    | unlabelled |         | 0     |
 | 533994  | null     | null      | null    | unlabelled |         | 0     |
 | 608736  | null     | null      | null    | unlabelled |         | 0     |
 | 608737  | v1:6     | ethernet1 | 1234::1 | 918996     |         | 1280  |
 | 608738  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 608739  | v1:6     | ethernet2 | 1235::3 | 376949     |         | 640   |
 | 608740  | v1:6     | ethernet2 | 1235::3 | 376950     |         | 640   |
 | 608741  | null     | null      | null    | unlabelled |         | 0     |
 | 608742  | null     | null      | null    | unlabelled |         | 0     |
 | 608743  | null     | null      | null    | unlabelled |         | 0     |
 | 608744  | null     | null      | null    | unlabelled |         | 0     |
 | 608745  | null     | null      | null    | unlabelled |         | 0     |
 | 609669  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 629367  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 931336  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 990662  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1016262 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 46382   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 133289  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 201042  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 201179  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 235552  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 285113  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 371811  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 376946  | null     | null      | null    | unlabelled |         | 0     |
 | 376947  | v1:6     | ethernet1 | 1235::2 | 608737     |         | 640   |
 | 376948  | v1:6     | ethernet1 | 1235::2 | 608738     |         | 640   |
 | 376949  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 376950  | v1:6     | ethernet2 | 1236::4 | 350451     |         | 1280  |
 | 376951  | null     | null      | null    | unlabelled |         | 0     |
 | 376952  | null     | null      | null    | unlabelled |         | 0     |
 | 376953  | null     | null      | null    | unlabelled |         | 0     |
 | 376954  | null     | null      | null    | unlabelled |         | 0     |
 | 376955  | null     | null      | null    | unlabelled |         | 0     |
 | 539167  | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 540583  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 678168  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 980819  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1016156 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1039325 | null     | null      | null    | unlabelled |         | 0     |
 | 1039326 | v1:4     | ethernet1 | 1.1.2.2 | 533986     |         | 640   |
 | 1039327 | v1:4     | ethernet1 | 1.1.2.2 | 533987     |         | 640   |
 | 1039328 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1039329 | v1:4     | ethernet2 | 1.1.3.4 | 764185     |         | 1280  |
 | 1039330 | null     | null      | null    | unlabelled |         | 0     |
 | 1039331 | null     | null      | null    | unlabelled |         | 0     |
 | 1039332 | null     | null      | null    | unlabelled |         | 0     |
 | 1039333 | null     | null      | null    | unlabelled |         | 0     |
 | 1039334 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 113233 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 177707 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 314478 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 332036 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 350447 | null     | null      | null    | unlabelled |         | 0     |
 | 350448 | v1:6     | ethernet1 | 1236::3 | 376947     |         | 0     |
 | 350449 | v1:6     | ethernet1 | 1236::3 | 376948     |         | 0     |
 | 350450 | v1:6     | ethernet1 | 1236::3 | 376949     |         | 0     |
 | 350451 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 350452 | null     | null      | null    | unlabelled |         | 0     |
 | 350453 | null     | null      | null    | unlabelled |         | 0     |
 | 350454 | null     | null      | null    | unlabelled |         | 0     |
 | 350455 | null     | null      | null    | unlabelled |         | 0     |
 | 350456 | null     | null      | null    | unlabelled |         | 0     |
 | 448310 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 494528 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 622102 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 743697 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 764181 | null     | null      | null    | unlabelled |         | 0     |
 | 764182 | v1:4     | ethernet1 | 1.1.3.3 | 1039326    |         | 0     |
 | 764183 | v1:4     | ethernet1 | 1.1.3.3 | 1039327    |         | 0     |
 | 764184 | v1:4     | ethernet1 | 1.1.3.3 | 1039328    |         | 0     |
 | 764185 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 764186 | null     | null      | null    | unlabelled |         | 0     |
 | 764187 | null     | null      | null    | unlabelled |         | 0     |
 | 764188 | null     | null      | null    | unlabelled |         | 0     |
 | 764189 | null     | null      | null    | unlabelled |         | 0     |
 | 764190 | null     | null      | null    | unlabelled |         | 0     |
 | 776439 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 861669 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#