Application Link needs to be configured to provide to allow the CSTA Phase III connection using ASN1. You will also need the IP address of the MiVoice Enterprise and the username and password of a user that's permitted to use CSTA. The Application Link configuration
Trunks cannot be monitored. This may mean that continuity of data on calls cannot be preserved during transfers. (Caller's telephone number is kept).During a 'Transfer Cancel' operation is is possible to have a stuck call physically on the handset.
CSTA Phase III
CSTA licenses are required for each monitored extension.
TCP: 8881 (default)
The Aastra MiVoice Enterprise is a mid-range to large telephone system. There are several different types of handset available. Use Aastra SIP handsets for the best results. Application Link is the name of the technology that hosts the CSTA connection.
Firmware Requirements (for new installations):
4 or later