- 6 -government agencies due to such convenient built-in features asgroup ID, short ID, 1:N authentication, interphone and voiceinstruction.This manual describes how to use NITGEN’s access controlterminal (NAC-3000).n System configurationComponent Main FeaturesServer PC1. Server software: Access Sever2. Terminal communication and log datacollection3. User information and log database4. Performing authenticationClient PC1. Client software: Remote Manager/RemoteMonitor2. User registration and management3. Monitoring terminal status and eventsTerminal NAC-3000Access ServerRemote ManagerRemote Monitor