Books By Stefan Wintermeyer - Author

Stefan Wintermeyer is founder and director of AMOOMA GmbH, a leading provider of Asterisk telephony solutions in Europe. He was Germany's first Digium-Certified Asterisk Professional and continues to share his knowledge through conferences, seminars, and workshops. Stephen Bosch is an Asterisk consultant and writer who divides his time between Calgary, Canada, and Aschaffenburg, Germany.