[1] 连接到 ftp://134.117.1.50
[1] 连接到 134.117.1.50:21
[1] 220-FTP server ready.
[1] 220 >>
[1] USER anonymous
[1] 230 Anonymous user logged in
[1] SYST
[1] 215 UNIX Type: L8
[1] TYPE A
[1] 200 TYPE is now ASCII
[1] REST 1
[1] 350 Restarting at 1. But we're in ASCII mode
[1] REST 0
[1] 350 Restarting at 0
[1] FEAT
[1] 211-Extensions supported:
