here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 173904 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 533966 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 797149 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 807251 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 955740 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 959655 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 119398 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 289897 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 315280 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 718054 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 934585 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 956207 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 301373 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 306446 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 355238 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 561466 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 759992 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 836101 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 19209  | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 100716 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 161210 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 292585 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 727383 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 910469 | v1:4     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#