I use from IdFTP Component to connect to FTP
and set follow properties:


for all computers this operand done successfully but
for some systems whit other connection that have
Windows XP Profesional , port fowarding 80 and 21 to computer. When
I access site using port 80, it shows the site. But
when I connect to FTP with this component it gives a
"invalid port command" error, please help me?