here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 242935 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 285290 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 598172 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 711848 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 787391 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 904419 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 18374  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 78362  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 215646 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 416299 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 564798 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 866940 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 90940  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 185131 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 638216 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 849019 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 959454 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 980998 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 363531 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 490523 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 506869 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 663164 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 859728 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 998355 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#