Minimum Version Required:
Handsets are normally configured through provisioning.
Extension numbers only
V80 or V81 firmware is needed for Yealink handsets to support uaCSTA. Please contact us for more details or speak to your Yealink distributor.
Handsets are configured to point to the CTI server. Current supported handsets: Yealink
Inbound (handsets connect to server)
uaCSTA handset are normal SIP handsets that are configured to connect to a uaCSTA server over SIP also. The uaCSTA session is only used for monitor and control the normal SIP accounts. The handset is known by the number of the first working account (the primary).
Firmware Requirements (for new installations):
Model: T40P, T41P, T42G, T46G, T48G: V220.127.116.11
Handsets need to be configured individually (or via provisioning) to point to the uaCSTA server.