trouble with isa server

Hi I have questation about Altap Salamander and WinSCP . I select only ftp , I use ISA server as proxy , but the proxy server return error that cannot use SSL port , but I do not select TLS ... where is trouble ? And second . I use http proxy . Can I delete files from ftp server behind this proxy ? thanx marek

Please post a full log file showing the problem.

Muzes mi prosim pisnout do mejlu ze bychom si promluvily v rodnem jazyce ? mail je falcon@volna.cz . Dik