大不了改它源码！
有时间就研究。
弱弱的问一句：
sever address 填 forum.suse.org.cn
port 是多少？
port 不写不行，随便写了个 80，结果连接不上
Connecting to server...
Connected, waiting for authentication
Protocol error: Unknown protocol identifier (0x60 0x104 0x116). Most likely connected to the wrong port.
Connection to server closed.ftp 默认端口号 21。80 是 http 的默认。
还是不行诶
FileZilla Server version 0.9.41 beta
Copyright 2001-2012 by Tim Kosse (tim.kosse@filezilla-project.org)
Connecting to server...
Connected, waiting for authentication
Protocol error: Unknown protocol identifier (0x50 0x50 0x48). Most likely connected to the wrong port.
Connection to server closed.
Trying to reconnect in 5 seconds
Reconnecting to server...
Connected, waiting for authentication
Protocol error: Unknown protocol identifier (0x50 0x50 0x48). Most likely connected to the wrong port.
Connection to server closed.
Trying to reconnect in 5 seconds