測試結(jié)果: sj8lvIY5  
WinSock 2.0 -- OpenSSL 0.9.7d 17 Mar 2004 *yqke<o9)  
[右] 正在連接到 218.66.102.120 -> IP=218.66.102.120 端口=21 ES ?6  
[右] 已連接到 218.66.102.120 ZYs?65.  
[右] 220 Serv-U FTP Server v6.1 for WinSock ready... OCv,EZ  
[右] USER bbs.91.com 8T}Dn\f  
[右] 331 User name okay, need password. bEB9J- Q  
[右] PASS (hidden) q$7/X;A  
[右] 230 User logged in, proceed. 8)XAdAr  
[右] SYST I]6,hygs  
[右] 215 UNIX Type: L8 \e' oAhM  
[右] FEAT d:JP935  
[右] 211-Extension supported _WN\9<  
[右] CLNT Y{g[LG`U  
[右] MDTM }S 6h1X  
[右] MDTM YYYYMMDDHHMMSS[+-TZ];filename v{pW/Fu~  
[右] SIZE H?wf%0  
[右] SITE PSWD;EXEC;SET;INDEX;ZONE;CHMOD;MSG 0S&C[I o6  
[右] REST STREAM K:b^@>XH  
[右] XCRC filename;start;end q_z