q=%E6%80%9D%E7%A7%91%E7%BD%91%E7%BB%9C%E6%8A%80%E6%9C%AF%E5%AD%A6%E9%99%A2%E6%95%99%E7%A8%8B%EF%BC%8E%E7%BD%91%E7%BB%9C%E5%AE%89%E5%85%A8%5C%28%E7%AC%AC%E4%B8%80%E3%80%81%E4%BA%8C%E5%AD%A6%E6%9C%9F%5C%29%EF%BC%8Enetwork+security+%5C%281+and+2+companion+guide%5C%29&searchType=standard&isFacet=true&view=standard&rows=10&sortWay=score&sortOrder=desc&curlibcode=CHXX_09&searchWay0=marc&logical0=AND
rows=10&curlibcode=CHXX_09&searchWay0=marc&logical0=AND
思科网络技术学院教程．网络安全(第一、二学期)．Network security (1 and 2 companion guide)