here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 32471  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 188506 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 189732 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 422966 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 574098 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 688678 | tester:6 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 11758  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 397092 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 416248 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 808973 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 847784 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 880484 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 166714 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 214909 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 223197 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 227193 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 250643 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 420041 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 191937 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 519170 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 582123 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 829877 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 993045 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 996203 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#