I just use the command #ftp ftp://ftp.openbsd.org
Some welcome message comes,after that the error comes. 421 Timeout. ftp: Login failed. ftp: No control connection for command. ftp: Login failed. ftp: No control connection for command. ftp: Can't connect or login to host 'ftp.openbsd.org' With your help.I found I can simply use the http way. And all the packages are in the pub/OpenBSD/4.3/packages/i386/ Thanks elflord and Marc Balmer.