here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 98935  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 142073 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 448424 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 913671 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 919047 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 944146 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 258804 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 263127 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 723668 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 757827 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 787493 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 923296 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 87565  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 145103 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 366212 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 604450 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 628882 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 699610 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 |________|__________|_______|______|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 82511  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 358548 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 427818 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 664646 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 872922 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 968271 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#