• Mitigate the following issue with the support for the Address Book of Mac OS X: if Microsoft Office is not installed or a 32-bit version of Microsoft Office is installed on 64-bit Windows and SIP Communicator, a dialog may appear to notify the SIP Communicator user that there is no default e-mail program.
• Fix the case when the callee does not support an audio codec that the caller offer, he may reuse the payload-type ID of this codec for video (when he enables it) which is not a good behavior.