Full-IP system in a 19' housing (black, 1HE) with up to 30 VoIP channels (6 in the basic configuration, 24 more via paid optional license) and up to 40 users (10 in the basic configuration, 30 more via paid optional license). Different statuses via LED display. LAN connection for internal SIP and external SIP. Customizable MoH, activation of 2nd network interface via optionally available ETH Plus license, integrated voice box system including voice to mail (4 voice boxes in the basic configuration, expandable to 40 via license), fax box system via opt. License (fax reception including fax to mail, max. 3 fax boxes), audio information system (1-channel, optionally expandable to 4 channels with a license), optional call management system (AMS) with a license, TAPI server functionality (optional licenses to increase the number of supported TAPI lines from 3 by default to max. 43 and CSTA expansion), support for DECT IP system. Door image display on Systels, DECT IP devices and in the CTI client. SmartHome server on board including support for the SmartConnectBox (ext. relays and sensors). Configuration via LAN. Integrated update server with stored firmware versions for connected system telephones. Operation of AGFEO ST 22 IP, ST 42 IP, ST 45 IP, ST 53 IP, ST 54 IP and ST 56 IP possible. AGFEO Dashboard Server (on board) for CTI/UC functionality can be permanently activated via optional license (demo operation possible), CTI/UC control and operating software AGFEO Dashboard including possible VISOfon functionality (optional license extension).