Standard ECMA-323
XML Protocol for Computer Supported Telecommunications
Applications (CSTA) Phase III
Summary of changes since the previous edition
1. Changed target and CSTA Namespace from “http://www.ecma-international.org/standards/ecma-323/csta/ed3” to
“http://www.ecma-international.org/standards/ecma-323/csta/ed4”.
2. 2.4: Added conformance option for XML tag options
3. 2.5: Added conformance option for normative CSTA over SIP transport
4. 9.9: CallCharacteristics parameter type: added encryptedCall
5. 15.1.7: Clear Call service - added reason parameter
6. 15.1.18: Make Call service - added reason parameter
7. 16.1.1: Associate Data service - added deviceInfo parameter
8. 16.2.1: Call Information event - added deviceInfo parameter
9. 19.1.11, 19.2.9: Added ringDuration parameter to Get Ringer Status service, Ringer Status event, Get Forwarding service, Set Forwarding service, Forwarding event
10. 20.1.8: Get CallBack service - new
11. Annex A (PICS):
a. Added Basic Speech Service and Advanced Speech Service profiles
b. Added CSTA over SIP Transport option
c. Added XML Tag Options
12. Annex E: Namespace added for invokeID element in examples. Clarified when header information (e.g. invokeID) is needed
13. Annex F: Clarified when header information (e.g. invokeID) is not needed
14. Annex K: Normative CSTA Over SIP (uaCSTA) Transport Mechanism
15. Annex L: Added Short Tag Annex
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