Host name with the -h argument.

使用参数- h提供主机名。

Server host name or IP address.

服务器主机名或IP地址。

An optional proxy host name.

一个可选的代理主机名。

Keep the host name as localhost.

保留主机名localhost。

As its fully qualified host name.

指定为其完全限定的主机名称。