here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 84585   | v1:4     | null  | null | unlabelled | local   | 0     |
 | 256237  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 268852  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 280403  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 411986  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1026965 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 169743 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 244403 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 257795 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 405589 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 664748 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 759372 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 209133 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 245009 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 245013 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 306303 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 637188 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 906270 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 97893  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 230988 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 247613 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 454490 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 893669 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 999588 | v1:6     | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#