here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 212771 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 296767 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 345459 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 510127 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 642477 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 818409 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 2731   | tester:6 | null  | null | unlabelled | local   | 0     |
 | 90314  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 426483 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 515769 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 579934 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 946244 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 9005   | tester:6 | null  | null | unlabelled | local   | 0     |
 | 213346 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 461866 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 474879 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 787341 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 816431 | v1:4     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 438648 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 450500 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 599216 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 645519 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 688521 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 855420 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#