Chapter 4: Ports And Trunks; Line (Fxo) Ports; General Information And Options - Cisco UC320W Administration Manual

Ports and Trunks

Line (FXO) Ports

Cisco Unified Communications UC320W Administration Guide
In the Ports and Trunks section of the Configuration module, you enable the FXO
(analog) trunks, configure the SIP/BRI (Voice over IP) trunks, and enable the FXS
ports for analog devices.
Configuration > Ports and Trunks > Line (FXO) Ports
Use the
FXO ports for your analog phone lines. This configuration page is available if the
System Mode is set to Key System or Blend. (see the

General Information and Options

• This page displays the FXO ports on your Cisco UC320W and any Cisco
SPA8800 IP telephony gateways that are connected.
• The Cisco UC320W supports up to 12 simultaneous calls across all trunks
(including FXO and SIP/BRI trunks).
• An error message appears if you have not enabled any trunks for outbound
calls (including FXO and SIP/BRI trunks).
• To avoid unnecessary impact on the 24-user limit, enable only the ports
where you will connect a trunk.
4
page to enable the
PBX/Key System
page.)
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