{"product_id":"sip-understanding-the-session-initiation-protocol-artech-house-telecommunications-9781607839958","title":"SIP: Understanding the Session Initiation Protocol (Artech House Telecommunications)","description":"\u003cdiv class=\"book-description\"\u003e\u003cp\u003e\u003cstrong\u003eSIP: Understanding the Session Initiation Protocol (Artech House Telecommunications)\u003c\/strong\u003e by Johnston, Alan B.. Hardcover edition. ISBN: 9781607839958.\u003c\/p\u003e\u003c\/div\u003e","brand":"Artech House","offers":[{"title":"Default Title","offer_id":44968282161205,"sku":"ByrdShop_1607839954","price":317.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0627\/8139\/0901\/files\/9781607839958_4f97a9c0-4434-4860-b140-6003967d1f65.jpg?v=1774627276","url":"https:\/\/atxbooks.com\/products\/sip-understanding-the-session-initiation-protocol-artech-house-telecommunications-9781607839958","provider":"ATX Books","version":"1.0","type":"link"}