i 目 录 1 域名解析设置 .................................................................................................................................... 1-1 1.1 概述..................................................................................................................................................1-1 1.1.1 动态域名解析.........................................................................................................................1-1 1.1.2 DNS代理.................................................................................................................................1-2 1.2 配置域名解析....................................................................................................................................1-3 1.2.1 配置概述................................................................................................................................1-3 1.2.2 配置动态域名解析..................................................................................................................1-4 1.2.3 配置设备为DNS prox y ........................................................................................................... 1-5 1.2.4 配置域名服务器的IP地址 .......................................................................................................1-5 1.2.5 配置域名后缀 .........................................................................................................................1-5 1.3 域名解析典型配置举例 .....................................................................................................................1-6 2 DDNS设置......................................................................................................................................... 2-1 2.1 概述..................................................................................................................................................2-1 2.1.1 DDNS简介 ........................