AndroidManifest.xml

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
        package="com.android.sip">
    <uses-permission android:name="android.permission.INTERNET"></uses-permission>
	<uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS"></uses-permission>
	<uses-permission android:name="android.permission.RECORD_AUDIO"></uses-permission>
	<uses-permission android:name="android.permission.PROCESS_OUTGOING_CALLS"></uses-permission>
	<uses-permission android:name="android.permission.WRITE_SETTINGS"></uses-permission>
	<uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission>
	<uses-permission android:name="android.permission.ACCESS_WIFI_STATE"></uses-permission>
	<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"></uses-permission>
	<uses-permission android:name="android.permission.READ_CONTACTS"></uses-permission>
	<uses-permission android:name="android.permission.WRITE_CONTACTS"></uses-permission>
	<uses-permission android:name="android.permission.CALL_PHONE"></uses-permission>
	<uses-permission android:name="android.permission.WAKE_LOCK"></uses-permission>
	<uses-permission android:name="android.permission.DISABLE_KEYGUARD"></uses-permission>
	<uses-permission android:name="android.permission.CAMERA"></uses-permission>
	<uses-permission android:name="android.permission.VIBRATE" ></uses-permission>
	<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" ></uses-permission>

    <application android:label="@string/app_name">
        <activity android:name=".SipMain"
                  android:configChanges="orientation|keyboardHidden">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.DEFAULT" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
</manifest>