Practical Asterisk 1.4 and 1.6: From Beginner to Expert
Stefan Wintermeyeris 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 Boschis an Asterisk consultant and writer who divides his time between Calgary, Canada, and Aschaffenburg, Germany.