$sAgent Random name. ( like "myftp" )

$iAccessType [optional] Set if proxy is used:
$INTERNET_OPEN_TYPE_DIRECT (1) -> no proxy (Default)
$INTERNET_OPEN_TYPE_PRECONFIG (0)-> Retrieves the proxy or direct configuration from the registry.
$INTERNET_OPEN_TYPE_PRECONFIG_WITH_NO_AUTOPROXY (4) -> Retrieves the proxy or direct configuration from the registry and prevents the use of a startup Microsoft JScript or Internet Setup (INS) file.
$INTERNET_OPEN_TYPE_PROXY (3)-> Passes requests to the proxy unless a proxy bypass list is supplied and the name to be resolved bypasses the proxy. Then no proxy is used.

$sProxyName [optional] ProxyName.

$sProxyBypass [optional] ProxyByPasses's.

$iFlags [optional]
$INTERNET_FLAG_ASYNC (0x10000000) -> Makes only asynchronous requests on handles descended from the handle returned from this function.
$INTERNET_FLAG_FROM_CACHE (0x01000000)-> Does not make network requests. All entities are returned from the cache. If the requested item is not in the cache, a suitable error, such as ERROR_FILE_NOT_FOUND, is returned.

Success: a handle to internet session to be used in _FTP_Connect().

Failure: 0 and sets the @error flag to non-zero.

#include <FTPEx.au3>
Local $hOpen= _FTP_Open ('MyFTP Control')
; ...
Local $iFtpc= _FTP_Close ($hOpen)