{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Introduction to IP Telephony:  Why and How Companies are Upgrading Private Telephone Systems to use VoIP Services","author_name":"Lawrence Harte","thumbnail_url":"https://www.ebooknetworking.net/books/B00/009/bigB00009RB1D.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00009RB1D.html\">Introduction to IP Telephony:  Why and How Companies are Upgrading Private Telephone Systems to use VoIP Services</a>","width":400,"height":300}