here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 238064 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 560743 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 645874 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 859006 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 870602 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 997295 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 327308 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 419697 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 644939 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 722436 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 960058 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 989421 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 185192 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 270985 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 283180 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 324684 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 365822 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 371442 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 24136  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 75342  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 303246 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 311889 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 436714 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 606383 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#