Colman Carpenter is the MD of Voicespan, a Kent-based company that offers Asterisk-based systems to the SME market across the UK. He is an IT professional of over 20 years standing, with experience in diverse areas such as IBM mid-range software development, Lotus Notes and Domino consultancy, Data Management, E-marketing consultancy, IT Management, Project Management, Wordpress Website Design, and lately, Asterisk consultancy. He is a qualified PRINCE2 practitioner. Voicespan (https://www.voicespan.co.uk) offers Asterisk-based systems as the cornerstone of a holistic VoIP-telephony service for SMEs. They offer companies a one-stop shop for implementing a VoIP-capable system, encompassing Asterisk-based systems, endpoints, trunks, telephony interfaces and network equipment, and the consultancy necessary to bring it all together into a coherent whole. This is his first book.