摘要： 垃圾邮件是最让人烦恼的事，发送垃圾邮件的地址不易查找，防止垃圾邮件有许多方法。该文介绍的是如何在邮件服务器端查找发送垃圾邮件的地址，并在内部网的入口（路由器）处将垃圾邮件拒之门外的方法，这种方法不占用网络资源，不干扰网络的运行

关键词: Email, 路由器, 垃圾邮件, 邮件服务器, 校园网

Abstract: Spam email confuse us. It is difficulty to find who send it. There are many methods to prevent spam email. This paper introduce a method to prevent spam email by router of Cisco at entrance of campus network. It prevent spam email to Possess network resources and disturb network.

中图分类号: 

• TP393.098