here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 187     | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 140587  | null     | null      | null    | unlabelled |         | 0     |
 | 140588  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 140589  | v1:4     | ethernet1 | 1.1.1.2 | 628605     |         | 0     |
 | 140590  | v1:4     | ethernet1 | 1.1.1.2 | 628606     |         | 0     |
 | 140591  | v1:4     | ethernet1 | 1.1.1.2 | 628607     |         | 0     |
 | 140592  | null     | null      | null    | unlabelled |         | 0     |
 | 140593  | null     | null      | null    | unlabelled |         | 0     |
 | 140594  | null     | null      | null    | unlabelled |         | 0     |
 | 140595  | null     | null      | null    | unlabelled |         | 0     |
 | 140596  | null     | null      | null    | unlabelled |         | 0     |
 | 222985  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 280653  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 452768  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 506237  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 507134  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 607458  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 840532  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 921158  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 996935  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1043824 | null     | null      | null    | unlabelled |         | 0     |
 | 1043825 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1043826 | v1:6     | ethernet1 | 1234::2 | 66832      |         | 0     |
 | 1043827 | v1:6     | ethernet1 | 1234::2 | 66833      |         | 0     |
 | 1043828 | v1:6     | ethernet1 | 1234::2 | 66834      |         | 0     |
 | 1043829 | null     | null      | null    | unlabelled |         | 0     |
 | 1043830 | null     | null      | null    | unlabelled |         | 0     |
 | 1043831 | null     | null      | null    | unlabelled |         | 0     |
 | 1043832 | null     | null      | null    | unlabelled |         | 0     |
 | 1043833 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 27575  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 48560  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 66830  | null     | null      | null    | unlabelled |         | 0     |
 | 66831  | v1:6     | ethernet1 | 1234::1 | 1043825    |         | 1280  |
 | 66832  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 66833  | v1:6     | ethernet2 | 1235::3 | 191990     |         | 640   |
 | 66834  | v1:6     | ethernet2 | 1235::3 | 191991     |         | 640   |
 | 66835  | null     | null      | null    | unlabelled |         | 0     |
 | 66836  | null     | null      | null    | unlabelled |         | 0     |
 | 66837  | null     | null      | null    | unlabelled |         | 0     |
 | 66838  | null     | null      | null    | unlabelled |         | 0     |
 | 66839  | null     | null      | null    | unlabelled |         | 0     |
 | 168010 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 305384 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 337699 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 367120 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 389048 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 485455 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 488884 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 628603 | null     | null      | null    | unlabelled |         | 0     |
 | 628604 | v1:4     | ethernet1 | 1.1.1.1 | 140588     |         | 1280  |
 | 628605 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 628606 | v1:4     | ethernet2 | 1.1.2.3 | 930636     |         | 640   |
 | 628607 | v1:4     | ethernet2 | 1.1.2.3 | 930637     |         | 640   |
 | 628608 | null     | null      | null    | unlabelled |         | 0     |
 | 628609 | null     | null      | null    | unlabelled |         | 0     |
 | 628610 | null     | null      | null    | unlabelled |         | 0     |
 | 628611 | null     | null      | null    | unlabelled |         | 0     |
 | 628612 | null     | null      | null    | unlabelled |         | 0     |
 | 678739 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 692607 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 895732 | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 7814   | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 181781 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 191987 | null     | null      | null    | unlabelled |         | 0     |
 | 191988 | v1:6     | ethernet1 | 1235::2 | 66831      |         | 640   |
 | 191989 | v1:6     | ethernet1 | 1235::2 | 66832      |         | 640   |
 | 191990 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 191991 | v1:6     | ethernet2 | 1236::4 | 1010845    |         | 1280  |
 | 191992 | null     | null      | null    | unlabelled |         | 0     |
 | 191993 | null     | null      | null    | unlabelled |         | 0     |
 | 191994 | null     | null      | null    | unlabelled |         | 0     |
 | 191995 | null     | null      | null    | unlabelled |         | 0     |
 | 191996 | null     | null      | null    | unlabelled |         | 0     |
 | 211407 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 310375 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 370464 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 578527 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 581698 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 782882 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 815469 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 821037 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 842576 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 842811 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 930633 | null     | null      | null    | unlabelled |         | 0     |
 | 930634 | v1:4     | ethernet1 | 1.1.2.2 | 628604     |         | 640   |
 | 930635 | v1:4     | ethernet1 | 1.1.2.2 | 628605     |         | 640   |
 | 930636 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 930637 | v1:4     | ethernet2 | 1.1.3.4 | 540934     |         | 1280  |
 | 930638 | null     | null      | null    | unlabelled |         | 0     |
 | 930639 | null     | null      | null    | unlabelled |         | 0     |
 | 930640 | null     | null      | null    | unlabelled |         | 0     |
 | 930641 | null     | null      | null    | unlabelled |         | 0     |
 | 930642 | 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 |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 64884   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 126549  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 178205  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 298670  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 395904  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 540930  | null     | null      | null    | unlabelled |         | 0     |
 | 540931  | v1:4     | ethernet1 | 1.1.3.3 | 930634     |         | 0     |
 | 540932  | v1:4     | ethernet1 | 1.1.3.3 | 930635     |         | 0     |
 | 540933  | v1:4     | ethernet1 | 1.1.3.3 | 930636     |         | 0     |
 | 540934  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 540935  | null     | null      | null    | unlabelled |         | 0     |
 | 540936  | null     | null      | null    | unlabelled |         | 0     |
 | 540937  | null     | null      | null    | unlabelled |         | 0     |
 | 540938  | null     | null      | null    | unlabelled |         | 0     |
 | 540939  | null     | null      | null    | unlabelled |         | 0     |
 | 617787  | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 638293  | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 690190  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 818381  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 827881  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 1010841 | null     | null      | null    | unlabelled |         | 0     |
 | 1010842 | v1:6     | ethernet1 | 1236::3 | 191988     |         | 0     |
 | 1010843 | v1:6     | ethernet1 | 1236::3 | 191989     |         | 0     |
 | 1010844 | v1:6     | ethernet1 | 1236::3 | 191990     |         | 0     |
 | 1010845 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1010846 | null     | null      | null    | unlabelled |         | 0     |
 | 1010847 | null     | null      | null    | unlabelled |         | 0     |
 | 1010848 | null     | null      | null    | unlabelled |         | 0     |
 | 1010849 | null     | null      | null    | unlabelled |         | 0     |
 | 1010850 | null     | null      | null    | unlabelled |         | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r4#
r4#