SIP Settings 47
SmartLink 4050 Series Getting Started Guide 5 • Using the configuration menu
SIP Phone Setting, Registrar Server, and Outbound Proxy Server
• SIP Phone Port Number: SIP phone listening port
• Registrar Server Domain Name/IP Address: Registrar server domain name or IP address.
• Registrar Server Port Number: Registrar server listening port
• Authentication Expire Time: The time that the SIP registration expires. The phone must send SIP REGIS-
TER to keep the registration at half of the setting time.
• Outbound Proxy Domain Name/IP Address: Outbound proxy domain name or IP address.
• Outbound Proxy Port Number: Outbound proxy listening port
• Send messages via Outbound Proxy: Select Enable to send all SIP requests through Outbound Proxy
SIP Message Server
• MWI Message Server Domain Name/IP Address: Message server domain name or IP address
• MWI Message Server Port Number: Message server listening port
• MWI Message Subscribe Expire Time: The time that the subscription expires.
• Voice Message Account: Voice message account