华为防火墙培训教程，内容丰富，是学习网络知识的好材料。,Huawei training tutorial firewall, content-rich, knowledge networks are good study material.

这个是华为开发的IVPN平台文档，主要应用于联通，移动等电信行业的虚拟网。-This is IVPN platform developed by Huawei documents, mainly used in China Unicom, mobile virtual network such as the telecommunications industry.

华为eudemon 系列防火墙简介，主要说明其基本功能特征-huawei eudemon firewall