here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 156488 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 358188 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 419123 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 556379 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 694447 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 737386 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 133468 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 234172 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 239558 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 460702 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 646213 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 860247 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 279615 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 471664 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 722295 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 842571 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 863533 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 908247 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 329196  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 357997  | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 511077  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 738975  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 972210  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1035524 | tester:4 | null  | null | unlabelled | local   | 0     |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#