About: For more than 15 years, Fred Posner has provided VoIP consulting services; specializing in open source communication products such as Kamailio, Asterisk, and FreeSWITCH. Clients utilize Fred's services for design, implementation, and support (including emergency support). He enjoys attending (as well as speaking) at VoIP conferences such as Kamailio World, Astricon, Cluecon, ITExpo, and others.