here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 114137  | null     | null      | null    | unlabelled |         | 0     |
 | 114138  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 114139  | v1:4     | ethernet1 | 1.1.1.2 | 1046870    |         | 0     |
 | 114140  | v1:4     | ethernet1 | 1.1.1.2 | 1046871    |         | 0     |
 | 114141  | v1:4     | ethernet1 | 1.1.1.2 | 1046872    |         | 0     |
 | 114142  | null     | null      | null    | unlabelled |         | 0     |
 | 114143  | null     | null      | null    | unlabelled |         | 0     |
 | 114144  | null     | null      | null    | unlabelled |         | 0     |
 | 114145  | null     | null      | null    | unlabelled |         | 0     |
 | 114146  | null     | null      | null    | unlabelled |         | 0     |
 | 199939  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 429323  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 439971  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 441426  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 476827  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 514191  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 586058  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 735321  | null     | null      | null    | unlabelled |         | 0     |
 | 735322  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 735323  | v1:6     | ethernet1 | 1234::2 | 149101     |         | 0     |
 | 735324  | v1:6     | ethernet1 | 1234::2 | 149102     |         | 0     |
 | 735325  | v1:6     | ethernet1 | 1234::2 | 149103     |         | 0     |
 | 735326  | null     | null      | null    | unlabelled |         | 0     |
 | 735327  | null     | null      | null    | unlabelled |         | 0     |
 | 735328  | null     | null      | null    | unlabelled |         | 0     |
 | 735329  | null     | null      | null    | unlabelled |         | 0     |
 | 735330  | null     | null      | null    | unlabelled |         | 0     |
 | 764165  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 1010033 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1020745 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 76116   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 104232  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 111901  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 132792  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 149099  | null     | null      | null    | unlabelled |         | 0     |
 | 149100  | v1:6     | ethernet1 | 1234::1 | 735322     |         | 1280  |
 | 149101  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 149102  | v1:6     | ethernet2 | 1235::3 | 1029924    |         | 640   |
 | 149103  | v1:6     | ethernet2 | 1235::3 | 1029925    |         | 640   |
 | 149104  | null     | null      | null    | unlabelled |         | 0     |
 | 149105  | null     | null      | null    | unlabelled |         | 0     |
 | 149106  | null     | null      | null    | unlabelled |         | 0     |
 | 149107  | null     | null      | null    | unlabelled |         | 0     |
 | 149108  | null     | null      | null    | unlabelled |         | 0     |
 | 170740  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 203983  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 418210  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 510773  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 530370  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 886905  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 961836  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 974505  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 1046868 | null     | null      | null    | unlabelled |         | 0     |
 | 1046869 | v1:4     | ethernet1 | 1.1.1.1 | 114138     |         | 1280  |
 | 1046870 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 1046871 | v1:4     | ethernet2 | 1.1.2.3 | 489942     |         | 640   |
 | 1046872 | v1:4     | ethernet2 | 1.1.2.3 | 489943     |         | 640   |
 | 1046873 | null     | null      | null    | unlabelled |         | 0     |
 | 1046874 | null     | null      | null    | unlabelled |         | 0     |
 | 1046875 | null     | null      | null    | unlabelled |         | 0     |
 | 1046876 | null     | null      | null    | unlabelled |         | 0     |
 | 1046877 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 31354   | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 77555   | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 148085  | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 282709  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 344120  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 480989  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 489939  | null     | null      | null    | unlabelled |         | 0     |
 | 489940  | v1:4     | ethernet1 | 1.1.2.2 | 1046869    |         | 640   |
 | 489941  | v1:4     | ethernet1 | 1.1.2.2 | 1046870    |         | 640   |
 | 489942  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 489943  | v1:4     | ethernet2 | 1.1.3.4 | 263567     |         | 1280  |
 | 489944  | null     | null      | null    | unlabelled |         | 0     |
 | 489945  | null     | null      | null    | unlabelled |         | 0     |
 | 489946  | null     | null      | null    | unlabelled |         | 0     |
 | 489947  | null     | null      | null    | unlabelled |         | 0     |
 | 489948  | null     | null      | null    | unlabelled |         | 0     |
 | 615707  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 649375  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 758232  | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 1007561 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1010787 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 1029921 | null     | null      | null    | unlabelled |         | 0     |
 | 1029922 | v1:6     | ethernet1 | 1235::2 | 149100     |         | 640   |
 | 1029923 | v1:6     | ethernet1 | 1235::2 | 149101     |         | 640   |
 | 1029924 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1029925 | v1:6     | ethernet2 | 1236::4 | 645891     |         | 1280  |
 | 1029926 | null     | null      | null    | unlabelled |         | 0     |
 | 1029927 | null     | null      | null    | unlabelled |         | 0     |
 | 1029928 | null     | null      | null    | unlabelled |         | 0     |
 | 1029929 | null     | null      | null    | unlabelled |         | 0     |
 | 1029930 | null     | null      | null    | unlabelled |         | 0     |
 | 1038964 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 149546 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 231347 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 263563 | null     | null      | null    | unlabelled |         | 0     |
 | 263564 | v1:4     | ethernet1 | 1.1.3.3 | 489940     |         | 0     |
 | 263565 | v1:4     | ethernet1 | 1.1.3.3 | 489941     |         | 0     |
 | 263566 | v1:4     | ethernet1 | 1.1.3.3 | 489942     |         | 0     |
 | 263567 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 263568 | null     | null      | null    | unlabelled |         | 0     |
 | 263569 | null     | null      | null    | unlabelled |         | 0     |
 | 263570 | null     | null      | null    | unlabelled |         | 0     |
 | 263571 | null     | null      | null    | unlabelled |         | 0     |
 | 263572 | null     | null      | null    | unlabelled |         | 0     |
 | 348980 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 385868 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 428278 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 454317 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 645887 | null     | null      | null    | unlabelled |         | 0     |
 | 645888 | v1:6     | ethernet1 | 1236::3 | 1029922    |         | 0     |
 | 645889 | v1:6     | ethernet1 | 1236::3 | 1029923    |         | 0     |
 | 645890 | v1:6     | ethernet1 | 1236::3 | 1029924    |         | 0     |
 | 645891 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 645892 | null     | null      | null    | unlabelled |         | 0     |
 | 645893 | null     | null      | null    | unlabelled |         | 0     |
 | 645894 | null     | null      | null    | unlabelled |         | 0     |
 | 645895 | null     | null      | null    | unlabelled |         | 0     |
 | 645896 | null     | null      | null    | unlabelled |         | 0     |
 | 657823 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 771364 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 812292 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 957347 | v1:6     | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#