[右] QUIT
[右] 221 Goodbye.
[右] 已注销: ftp.pku.edu.cn
[右] 正在连接到 ftp.pku.edu.cn -> DNS=ftp.pku.edu.cn IP=202.38.97.197 PORT=21
[右] 已连接到 ftp.pku.edu.cn
[右] 220-Welcome to public FTP service in Peking University
[右] 220
[右] USER anonymous
[右] 331 Please specify the password.
[右] PASS (隐藏)
[右] 230-
[右] 230- Max 3 connexions a IP
[右] 230-
[右] 230- Only downloading permitted
[右] 230-
[右] 230- @ Peking University
[右] 230-
[右] 230 Login successful.
[右] SYST
[右] 215 UNIX Type: L8
[右] FEAT
[右] 211-Features:
[右] EPRT
[右] EPSV
[右] MDTM
[右] PASV
[右] REST STREAM
[右] SIZE
[右] TVFS
[右] UTF8
[右] 211 End
[右] CWD /
[右] 250 Directory successfully changed.
[右] PWD
[右] 257 "/"
ftp://ftp.pku.edu.cn
