他很有可能寻找集线器上的一个死端口，然后插上安装了包嗅探器的笔记本电脑，该嗅探器可以不加选择地拾取网段上的通信量。
He most likely looked for a dead port on the hub and plugged his laptop in with a packet sniffer installed on it, which promiscuously picks up traffic on a network segment.
在教学实践中，很多教师不管教材的内容、教学方法和教学目标，不加选择地使用现代信息技术手段，用多媒体代替讲解，用投影代替板书等等；
Some teachers simply apply the modern IT method by replacing the explanation with the multimedia and blackboard writing with a projector, regardless of the teaching content, approach, and objectives.
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