here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface | hop  | label      | targets | bytes |
 |---------|----------|-------|------|------------|---------|-------|
 | 35570   | tester:6 | null  | null | unlabelled | local   | 0     |
 | 226861  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 380369  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 444017  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 588468  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 633208  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 816465  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 892682  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 937251  | v1:4     | null  | null | unlabelled | bier    | 520   |
 | 1013949 | 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 |
 |--------|----------|-------|------|------------|---------|-------|
 | 79503  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 390869 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 414838 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 459849 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 507944 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 626289 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 670869 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 728228 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 835309 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 871744 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 |________|__________|_______|______|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~|~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface | hop  | label      | targets | bytes |
 |--------|----------|-------|------|------------|---------|-------|
 | 173612 | v1:4     | null  | null | unlabelled | bier    | 1144  |
 | 280158 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 282599 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 368798 | v1:6     | null  | null | unlabelled | bier    | 1040  |
 | 384986 | v1:6     | null  | null | unlabelled | local   | 0     |
 | 389604 | v1:4     | null  | null | unlabelled | local   | 0     |
 | 460950 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 645234 | tester:4 | null  | null | unlabelled | local   | 0     |
 | 700086 | tester:6 | null  | null | unlabelled | local   | 0     |
 | 988083 | 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 |
 |---------|----------|-------|------|------------|---------|-------|
 | 8815    | tester:6 | null  | null | unlabelled | local   | 0     |
 | 119435  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 385655  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 481745  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 507163  | tester:6 | null  | null | unlabelled | local   | 0     |
 | 532256  | tester:4 | null  | null | unlabelled | local   | 0     |
 | 622663  | v1:4     | null  | null | unlabelled | local   | 0     |
 | 811462  | v1:6     | null  | null | unlabelled | local   | 0     |
 | 948138  | v1:6     | null  | null | unlabelled | bier    | 520   |
 | 1008222 | v1:4     | null  | null | unlabelled | bier    | 624   |
 |_________|__________|_______|______|____________|_________|_______|
r4#
r4#