{"product_id":"sip-alan-b-johnston-9781608078639","title":"Sip: Understanding the Session 4th Ed","description":"Comprehensive current understanding of this revolutionary protocol for call signalling and IP telephony.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Alan B. Johnston\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1608078639\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781608078639\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Artech House Publishers\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 10\/31\/2015\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 520\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Hardcover\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 2.05lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.30h x 6.30w x 1.30d","brand":"Alan B. Johnston","offers":[{"title":"Hardcover","offer_id":43984572252415,"sku":"9781608078639","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_2bc51bc0-34a3-40a6-973c-a1ea116ff0e2.jpg?v=1683273031","url":"https:\/\/www.whiterainbookhouse.com\/products\/sip-alan-b-johnston-9781608078639","provider":"WR Book House","version":"1.0","type":"link"}