callern.打电话的人；来访者；呼叫者caller rs access right调用程序存取权callery pear root-bark鹿梨根皮caller activation pointer调用程序激励指示字Caller ID on Call Waiting在呼叫等待中的来电显示caller line identification来电显示caller notification packet[计] 调用程序标志信息包Caller ID display per call面向呼叫的来电号码显示caller's working directory反应溅射caller rs working directory调用程序工作目录Caller ID blocking per call面向呼叫的去电号码隐藏