here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 247314 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 312881 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 324009 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 425457 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 628069 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 695829 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 40922  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 186544 | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 337599 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 339538 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 718980 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 774137 | tester: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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 446887  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 524501  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 705642  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 734106  | v1:4     | null  | null | unlabelled | bier    | 1456  |
 | 816604  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 1012365 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 99052  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 304039 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 338714 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 489193 | v1:4     | null  | null | unlabelled | bier    | 936   |
 | 629787 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 988110 | tester:4 | null  | null | unlabelled | local   | 0     |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#