* @since 2.0
* @privlevel public
* @privilege %http://tizen.org/privilege/telephony
- *
+ * @feature %http://tizen.org/feature/network.telephony
* @return The current RSSI @n
* The possible RSSI value ranges from @c 0 to @c 100.
* @exception E_SUCCESS The method is successful.
* @exception E_PRIVILEGE_DENIED The application does not have the privilege to call this method.
* @exception E_SYSTEM A system error has occurred.
- * @exception E_UNSUPPORTED_OPERATION The device does not support the telephony feature. @b Since: @b 2.1
- * @remarks The specific error code can be accessed using the GetLastResult() method.
+ * @exception E_UNSUPPORTED_OPERATION The Emulator or target device does not support the required feature. @b Since: @b 2.1
+ * For more information, see <a href="../org.tizen.gettingstarted/html/tizen_overview/manifest_features.htm">Application Filtering</a>.
+ * @remarks
+ * - The specific error code can be accessed using the GetLastResult() method.
+ * - Before calling this method, check whether the feature is supported by %Tizen::System::SystemInfo::GetValue() methods.
*/
static int GetRssi(void);