遇到一个在ftp连接上的怪问题
我用我的adsl连接上网
连接一个ftp时,一开始可以,后来就出现一下错误:
Wed Aug 20 23:25:00 2003 TYPE A
Wed Aug 20 23:25:00 2003 200 Type set to A.
Wed Aug 20 23:25:00 2003 PASV
Wed Aug 20 23:25:00 2003 550 Passive mode not allowed on this server.
Wed Aug 20 23:25:00 2003 PORT 218,19,26,138,15,81
Wed Aug 20 23:25:01 2003 200 PORT Command successful.
Wed Aug 20 23:25:01 2003 LIST -la
Wed Aug 20 23:25:01 2003 150 Opening ASCII mode data connection for /bin/ls.
Wed Aug 20 23:25:22 2003 426 Data connection closed, transfer aborted.
Wed Aug 20 23:25:22 2003 有错误发生!
我用别人的adsl帐号上网时,又可以顺利连接上该ftp
这是为什么?