here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 19156  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 72009  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 305992 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 532321 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 810236 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 840828 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 182566 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 279951 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 418358 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 442393 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 963317 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 992297 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 68093  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 71077  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 108509 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 529540 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 552766 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 739265 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 86451  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 228593 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 313254 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 317173 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 628401 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 965002 | tester:4 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#