here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 349211 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 423828 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 426880 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 438704 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 456069 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 567687 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 629812 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 643255 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 814383 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 985041 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 169507  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 202565  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 601299  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 733292  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 857428  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 892179  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 905387  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 954453  | v1:4     | null  | null | unlabelled | bier    | 1352  |
 | 983041  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1028027 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 97172   | tester:4 | null  | null | unlabelled | local   | 0     |
 | 261689  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 309213  | v1:4     | null  | null | unlabelled | bier    | 1352  |
 | 463178  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 501725  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 605810  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 753814  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 804594  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 927015  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 1002820 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 |_________|__________|_______|______|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 118702  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 144787  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 347752  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 359309  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 508749  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 733054  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 840474  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 927638  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 954222  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1026498 | v1:4     | null  | null | unlabelled | bier    | 832   |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#