在ftp服务器上设置主目录，即用户可以从客户端上看得见得目录，并给与权限，当连接到服务器后，即可进行ftp下载等一系列的功能.首先，要了解ftp服务器的ip地址，和拥有权限的用户名以及密码。用户可根据实际情况进行适当的配置。注意：权限的分配对ftp客户端的操作会产生影响。-Ftp server set up in the main directory, that is, the user can see from the client on a directory, and to give permission, when connected to the server, you can ftp to download a series of functions. First of all, to understand the ftp server ip address, and ownership rights, as well as the user name password. Users can carry out the actual situation in accordance with the appropriate configuration. Note: the allocation of authority to the ftp client will have an impact on the operation.