Android Call

1. calls only dial-up interface, no outgoing calls

Intent intent = new Intent(Intent.ACTION_DIAL,Uri.parse("tel:"+phone));
		intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
		startActivity(intent);

2, skipping dial-up interface, direct dial telephone

Intent intent=new Intent(Intent.ACTION_CALL,Uri.parse("tel:"+phone));
		startActivity(intent);

3 plus Permissions