here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 62964   | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 769320  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 854696  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 940438  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 1016581 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1032625 | v1:6     | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 243510  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 489279  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 746220  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 810581  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 992440  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 1024980 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 33929  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 198426 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 241900 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 444837 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 634230 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 805562 | v1:6     | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 302314 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 311535 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 440449 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 662713 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 746414 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 829188 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#