Yealink SIP VP-T49G Developer's Manual

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Yealink SIP VP-T49G Developer's Manual Manual pdf 11 page image

XML and Yealink IP Phones1XML stands for extensible Markup Language. It is a markup language much like HTML.HTML is designed to display data and to focus on how data looks, while XML isdesigned to describe data and to focus on what data is.XML enables SIP phones to serve as output devices for many exciting applications.The XML infrastructure allows the phones to interact with external applications in aflexible and programmable manner.The following are characteristics of XML: XML tags are not predefined. You must define your own tags. XML uses an XML schema to describe the data. XML with an XML schema is designed to be self-descriptive. XML is a W3C Standard Recommendation.Sample of Basic XML document:destroyOnExit="no"style="numbered"Beep="no"Timeout="30"LockIn="no">Phone ServicesAsk Googlehttp://10.2.11.158/yealink/google/google.php?user=456CNN Newshttp://10.2.11.158/yealink/rss/rss.php?feed=cnn1001Root element Child elements of the rootXML Declaration