here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 144442  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 357495  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 383382  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 405906  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 868294  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 1045760 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 28714  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 362428 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 374956 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 390974 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 684037 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 690898 | tester:4 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 64236  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 279162 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 348547 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 393203 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 412450 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 784425 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 160197 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 355344 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 405403 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 468056 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 731163 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 972158 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#