Configure Internet Explorer to use both FTP PORT and FTP PASV modeHow to change the Internet Explorer FTP Client mode
1. Start Internet Explorer.
2. On the Tools menu, click Internet Options.
3. Click the Advanced tab.
4. Under Browsing, click to clear the Enable folder view for FTP sites check box.
5. Click to select the Use Passive FTP (for firewall and DSL modem compatibility) check box.
6. Click OK.
Internet Explorer behaves as a Standard mode FTP client if you select the Enable folder view for FTP sites check box, even if you also select the Use Passive FTP check box. If you clear the Enable folder view for FTP sites check box and then select the Use Passive FTP check box, Internet Explorer behaves as a Passive mode FTP client