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有关FTP的问题
大家好,小弟现在用Java做了个FTP的客户端和服务端程序.现在有些问题想请教大虾们,希望不惜赐教. 1.FTP有主动方式和被动方式,我现在做的FTP服务端就是用的被动方式的,并且可以用其他端口(非21端口)做命令端口,用来监听客户端请求.在局域网内文件上传下载没问题 ...
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