ebook,Leif Madsen, Russell Bryant,Asterisk Cookbook: Solutions to Everyday Telephony Problems (Oreilly Cookbooks),O&#39;Reilly Media,COMPUTER,COMPUTER NETWORKS,COMPUTERS / Networking / General,Computer Applications,Computer Books: General,Computer/General,Computers,Computers - Communications / Networking,Computers/Data Transmission Systems - General,How-to/Do-it-yourself,Monograph Series, any,Networking - General,Non-Fiction,Professional,United States,COM043000,COMPUTERS / Networking / General,Computers/Data Transmission Systems - General,Networking - General,Computers - Communications / Networking,Computer Networks,Computers,Computer Books: General,Networking packages" />