here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 145896 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 158513 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 342281 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 344841 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 397308 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 583671 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 672551 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 844299 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 920621 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 940135 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 148909 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 160889 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 196622 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 240407 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 266823 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 464591 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 559614 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 619961 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 829585 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 923174 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 67695   | tester:6 | null  | null | unlabelled | local   | 0     |
 | 149528  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 276227  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 513079  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 530003  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 535913  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 613693  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 632385  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 721032  | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 1005234 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 177644 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 196943 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 199183 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 241453 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 284444 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 310428 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 445093 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 720022 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 763413 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 993177 | tester:6 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#