here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 96576   | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 115279  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 241241  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 264844  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 322640  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 358134  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 460124  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 580773  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 751867  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 806001  | null     | null      | null    | unlabelled |         | 0     |
 | 806002  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 806003  | v1:4     | ethernet1 | 1.1.1.2 | 396825     |         | 0     |
 | 806004  | v1:4     | ethernet1 | 1.1.1.2 | 396826     |         | 0     |
 | 806005  | v1:4     | ethernet1 | 1.1.1.2 | 396827     |         | 0     |
 | 806006  | null     | null      | null    | unlabelled |         | 0     |
 | 806007  | null     | null      | null    | unlabelled |         | 0     |
 | 806008  | null     | null      | null    | unlabelled |         | 0     |
 | 806009  | null     | null      | null    | unlabelled |         | 0     |
 | 806010  | null     | null      | null    | unlabelled |         | 0     |
 | 817063  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 1027737 | null     | null      | null    | unlabelled |         | 0     |
 | 1027738 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 1027739 | v1:6     | ethernet1 | 1234::2 | 54205      |         | 0     |
 | 1027740 | v1:6     | ethernet1 | 1234::2 | 54206      |         | 0     |
 | 1027741 | v1:6     | ethernet1 | 1234::2 | 54207      |         | 0     |
 | 1027742 | null     | null      | null    | unlabelled |         | 0     |
 | 1027743 | null     | null      | null    | unlabelled |         | 0     |
 | 1027744 | null     | null      | null    | unlabelled |         | 0     |
 | 1027745 | null     | null      | null    | unlabelled |         | 0     |
 | 1027746 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 30467  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 54203  | null     | null      | null    | unlabelled |         | 0     |
 | 54204  | v1:6     | ethernet1 | 1234::1 | 1027738    |         | 1280  |
 | 54205  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 54206  | v1:6     | ethernet2 | 1235::3 | 60413      |         | 640   |
 | 54207  | v1:6     | ethernet2 | 1235::3 | 60414      |         | 640   |
 | 54208  | null     | null      | null    | unlabelled |         | 0     |
 | 54209  | null     | null      | null    | unlabelled |         | 0     |
 | 54210  | null     | null      | null    | unlabelled |         | 0     |
 | 54211  | null     | null      | null    | unlabelled |         | 0     |
 | 54212  | null     | null      | null    | unlabelled |         | 0     |
 | 54746  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 65850  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 186094 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 282514 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 396823 | null     | null      | null    | unlabelled |         | 0     |
 | 396824 | v1:4     | ethernet1 | 1.1.1.1 | 806002     |         | 1280  |
 | 396825 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 396826 | v1:4     | ethernet2 | 1.1.2.3 | 100157     |         | 640   |
 | 396827 | v1:4     | ethernet2 | 1.1.2.3 | 100158     |         | 640   |
 | 396828 | null     | null      | null    | unlabelled |         | 0     |
 | 396829 | null     | null      | null    | unlabelled |         | 0     |
 | 396830 | null     | null      | null    | unlabelled |         | 0     |
 | 396831 | null     | null      | null    | unlabelled |         | 0     |
 | 396832 | null     | null      | null    | unlabelled |         | 0     |
 | 541851 | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 558789 | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 650790 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 743077 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 801251 | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 878385 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 970735 | v1:6     | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 60075  | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 | 60410  | null     | null      | null    | unlabelled |         | 0     |
 | 60411  | v1:6     | ethernet1 | 1235::2 | 54204      |         | 640   |
 | 60412  | v1:6     | ethernet1 | 1235::2 | 54205      |         | 640   |
 | 60413  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 60414  | v1:6     | ethernet2 | 1236::4 | 83801      |         | 1280  |
 | 60415  | null     | null      | null    | unlabelled |         | 0     |
 | 60416  | null     | null      | null    | unlabelled |         | 0     |
 | 60417  | null     | null      | null    | unlabelled |         | 0     |
 | 60418  | null     | null      | null    | unlabelled |         | 0     |
 | 60419  | null     | null      | null    | unlabelled |         | 0     |
 | 75296  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 100154 | null     | null      | null    | unlabelled |         | 0     |
 | 100155 | v1:4     | ethernet1 | 1.1.2.2 | 396824     |         | 640   |
 | 100156 | v1:4     | ethernet1 | 1.1.2.2 | 396825     |         | 640   |
 | 100157 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 100158 | v1:4     | ethernet2 | 1.1.3.4 | 22447      |         | 1280  |
 | 100159 | null     | null      | null    | unlabelled |         | 0     |
 | 100160 | null     | null      | null    | unlabelled |         | 0     |
 | 100161 | null     | null      | null    | unlabelled |         | 0     |
 | 100162 | null     | null      | null    | unlabelled |         | 0     |
 | 100163 | null     | null      | null    | unlabelled |         | 0     |
 | 125921 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 175810 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 430444 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 512862 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 564483 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 607782 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 628364 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 642260 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 713524 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 804955 | 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 |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 22443  | null     | null      | null    | unlabelled |         | 0     |
 | 22444  | v1:4     | ethernet1 | 1.1.3.3 | 100155     |         | 0     |
 | 22445  | v1:4     | ethernet1 | 1.1.3.3 | 100156     |         | 0     |
 | 22446  | v1:4     | ethernet1 | 1.1.3.3 | 100157     |         | 0     |
 | 22447  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 22448  | null     | null      | null    | unlabelled |         | 0     |
 | 22449  | null     | null      | null    | unlabelled |         | 0     |
 | 22450  | null     | null      | null    | unlabelled |         | 0     |
 | 22451  | null     | null      | null    | unlabelled |         | 0     |
 | 22452  | null     | null      | null    | unlabelled |         | 0     |
 | 65598  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 83797  | null     | null      | null    | unlabelled |         | 0     |
 | 83798  | v1:6     | ethernet1 | 1236::3 | 60411      |         | 0     |
 | 83799  | v1:6     | ethernet1 | 1236::3 | 60412      |         | 0     |
 | 83800  | v1:6     | ethernet1 | 1236::3 | 60413      |         | 0     |
 | 83801  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 83802  | null     | null      | null    | unlabelled |         | 0     |
 | 83803  | null     | null      | null    | unlabelled |         | 0     |
 | 83804  | null     | null      | null    | unlabelled |         | 0     |
 | 83805  | null     | null      | null    | unlabelled |         | 0     |
 | 83806  | null     | null      | null    | unlabelled |         | 0     |
 | 138694 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 171562 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 286730 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 503398 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 550069 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 569958 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 640097 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 920305 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 935833 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#