here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 87723  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 517386 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 542649 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 587166 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 692001 | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 796883 | tester:4 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 194232 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 299366 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 516874 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 643345 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 709524 | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 813621 | v1:4     | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 164167  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 204584  | v1:4     | null  | null | unlabelled | bier    | 1040  |
 | 224220  | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 818935  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 943443  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 1008901 | tester: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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 258833 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 494853 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 614447 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 733183 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 830753 | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 999758 | v1:4     | null  | null | unlabelled | bier    | 520   |
 |________|__________|_______|______|____________|_________|_______|
r4#
r4#