Lexmark CX943 Users Guide - Page 247

Use printer menus 247 Menu item Description Speaker Volume Low* High Adjust the fax speaker volume. Ringer Volume Off* On Enable the ringer volume. Note: An asterisk (*) next to a value indicates the factory default setting. VoIP Settings Menu item Description VoIP Protocol SIP* H.323 Set the Voice over Internet Protocol (VoIP) protocol. STUN Server Specify the STUN server to traverse a firewall. Force Fax Mode Off On* Switch VoIP gateway from analog to T.38 at the beginning of a fax call. Force Fax Mode Delay 0-15 (7*) Set the time delay in seconds when sending another invite of Force Fax Mode. Note: An asterisk (*) next to a value indicates the factory default setting. SIP Settings Menu item Description Proxy Specify the IP address of the system that converts the phone number to an IP address where the fax is sent. Registrar Specify a name or IP address of the system that handles the registration of Session Initiation Protocol (SIP) clients. User Specify the name of the user for SIP. Password Specify the password that is used in registering with the SIP Registrar. Auth ID The user name that is used when registering. Note: If the Auth ID setting is not set, the setting uses the user name of the User field instead. Transport For Registration UDP* TCP Set the SIP transport type for registration. Transport For Incoming Calls UDP* TCP UDP And TCP Set the SIP transport type for incoming calls. Note: An asterisk (*) next to a value indicates the factory default setting.