Soft Telecom develops, sells and supports commercial software pbx solutions (also known as IP PBX's) based on the open source Asterisk PBX engine. Soft Telecom's core product, Vox Office™ IP PBX, is a fully integrated solution delivering all the power of Asterisk while adding features such as PC desktop clients, PBX configuration tools, address books, SIP handset provisioning, Asterisk queue monitoring, virtual PBX's, enterprise class reporting tools and much more. Vox Office™ IP PBX is sold as a complete VoIP platform for customers wishing to retire conventional PBX systems. It is delivered as a server application and may be installed on any Intel server. It has been designed to work with any of Digium's TDM ISDN interface products.