OfficeServ 12 The OfficeServ 12 has been designed to provide the full range of advanced communications features for smaller sites. Customers can choose wired or wireless connectivity for business voice and data applications. DCS 408 Entry-level telephony solution for micro-offices DCS 816 Digital communications for busy offices and branches iDCS100 Integrated communications solution using VoIP, networking and digital technologies for small and growing organisations. OfficeServ 500 Converging IP, networking and digital technologies for medium-sized and large organisations. OfficeServ 100 is a new introduction to the OfficeServ range of business communications, integrating the rich functionality, and applications of the company's award winning OfficeServ IP Enterprise.