here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 419230 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 446701 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 618609 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 739523 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 740089 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 933744 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 323327 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 725974 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 806576 | v1:6     | null  | null | unlabelled | bier    | 1456  |
 | 852031 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 943100 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 984484 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 335171 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 431892 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 590082 | v1:6     | null  | null | unlabelled | bier    | 1456  |
 | 870367 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 900695 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 911669 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 18221  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 176031 | v1:6     | null  | null | unlabelled | bier    | 936   |
 | 479130 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 781900 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 913074 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 992247 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#