ucplus Server Information

Minimum Version Required:


Installation Notes:

Handsets are normally configured through provisioning.

Directory Download:



Special firmware is needed for Snom handsets to support uaCSTA. Please contact us for more details or speak to your Snom distributor.

CLI is not retained after consult transfer.

Connection Information




Handsets are configured to point to the CTI server. Current supported handsets: Snom

Firewall Requirements:

The port specified on the ucplus Server

PBX Information


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).

Driver Requirements:


Firmware Requirements (for new installations):

Models tested and supported - Snom 821 handset
Firmware =

Other Requirements:

Handsets need to be configured individually (or via provisioning) to point to the uaCSTA server.

WAN Connectivity
Directory Support
Trunk Monitoring
Analog Phones
Agent Features
Call Tracking Support
CLI Retention Support
Type Make Call Hang up Answer Deflect Blind Transfer Supervised Transfer Hold Pick up Send DTMF Call Fwd Dialback
SNOM 821