Usually caused by an incorrect Realm or Public User Name . Ensure the "sip:" prefix is included in the user name field.
The IP or domain of your provider (e.g., sipusa.altotelecom.com ) Proxy Port: 5060 (usually) Registrar Server Address: (Same as Proxy Server) Registrar Port: 5060 Step 3: Configure VoIP Profile Settings Go back to the main menu and select VoIP Services . sip voip 3 1 settings symbian 3 v1 0 en full
A useful feature related to the on Symbian^3 is the ability to enable VoIP over 3G (WCDMA) . This specific setting, found in the SIP VoIP Settings application , is often disabled by default on many Nokia devices but is critical for maintaining connectivity when Wi-Fi is unavailable. Key Features and Configuration Usually caused by an incorrect Realm or Public User Name
Follow these steps to configure your device. Please note that this applies to the native Symbian VoIP client. 1. Accessing SIP Settings Open > Settings . Select Connectivity . Select Admin. settings . Select SIP settings . 2. Creating a New SIP Profile Inside SIP settings , choose Options > New SIP profile . A useful feature related to the on Symbian^3
Here are the three settings you get right:
To unlock advanced features like VoIP over 3G (WCDMA) and codec selection, you must install the Nokia SIP VoIP Settings