here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 190702 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 419129 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 419485 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 534327 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 719547 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 852801 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 136060  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 200396  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 333748  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 522582  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 876862  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 1018520 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 314298 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 369957 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 423157 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 465143 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 760922 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 838407 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 189568 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 332634 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 420476 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 454808 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 471477 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 570397 | v1:6     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#