DNSabbr.域名解析系统（=Domain Name System）abbr.十进位计数制（=Decimal Number System）

1. There are several possibilities to get a dynamic DNS.
   您有很多种方法可以获得动态域名解析服务。
2. If you are conect to the internet through a router, the router itself will usually be able to perform the dynamic DNS client task.
   如果你是通过路由器连接到互联网上面，一般情况下路由器都会提供动态域名解析的服务。