$ sudo apt-get remove ldap2zone 

Uninstall ldap2zone including dependent package

If you would like to remove ldap2zone and it's dependent packages which are no longer needed from Ubuntu,

$ sudo apt-get remove --auto-remove ldap2zone 

Use Purging ldap2zone

If you use with purge options to ldap2zone package all the configuration and dependent packages will be removed.

$ sudo apt-get purge ldap2zone 

If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.

$ sudo apt-get purge --auto-remove ldap2zone 

See Also,