# Enum LdapImplementation OptimaJet.Workflow.Plugins.ActiveDirectoryPlugin.LdapImplementation Namespace: [OptimaJet.Workflow.Plugins.ActiveDirectoryPlugin](https://api.workflowengine.io/active-directory-plugin/OptimaJet.Workflow.Plugins.ActiveDirectoryPlugin/) ```csharp public enum LdapImplementation ``` ## Fields `DirectoryServices = 0` Implementation based on System.DirectoryServices library. `NovellLdap = 1` Implementation based on Novell.Directory.Ldap library. [Previous GroupSource](https://api.workflowengine.io/active-directory-plugin/OptimaJet.Workflow.Plugins.ActiveDirectoryPlugin/GroupSource/) [Next UsersSource](https://api.workflowengine.io/active-directory-plugin/OptimaJet.Workflow.Plugins.ActiveDirectoryPlugin/UsersSource/)