Redmine 3.4.x, 3.3.x, 3.2.x, 3.1.x, 3.0.x, 2.6.x, 2.5.x, 2.4.x, 2.3.x, 2.2.x, 2.1.x Extends redmine's ldap authentication with on login or manual user and group synchronization. Works with MS Active Directory, slapd and other LDAP implementations. Supports synchronization from multiple LDAP sources Users are disabled by account flags (eg, UserAccountControl), or when deleted from LDAP or when remo