No Links to Navigate Up Through Directory Levels in FTP Sites When Accessed Through Internet Explorer (818621)



The information in this article applies to:

  • Microsoft Internet Security and Acceleration Server 2000

SYMPTOMS

When you view File Transfer Protocol (FTP) sites in Microsoft Internet Explorer, you may notice that there are no links to navigate up through directory levels to the parent directory in the FTP site.

CAUSE

This issue occurs when Internet Explorer is configured to use Web Proxy.

RESOLUTION

A supported fix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Apply it only to computers that are experiencing this specific problem. This fix may receive additional testing. Therefore, if you are not severely affected by this problem, Microsoft recommends that you wait for the next Internet Security and Acceleration Server 2000 service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the fix. For a complete list of Microsoft Product Support Services phone numbers and information about support costs, visit the following Microsoft Web site:NOTE: In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The typical support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

When you apply this fix to ISA Server and then restart the Web Proxy service, FTP connections through the Web Proxy receive an additional link (..) at the top of the directory listing. When you click this link, ISA sends a CWD .. command to the FTP server, followed by a DIR command, to refresh the directory listing.

The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.
   Date         Time   Version       Size     File name
   ------------------------------------------------------
   05-13-2003   15:38  3.0.1200.268  178,448  Mspadmin.exe
   05-13-2003   15:38  3.0.1200.268  391,952  W3proxy.exe
   05-13-2003   15:38  3.0.1200.268  299,280  Wspsrv.exe
   05-13-2003   15:38  3.0.1200.268  103,184  Msphlpr.dll				

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

Modification Type:MinorLast Reviewed:10/28/2005
Keywords:kbHotfixServer kbQFE kbQFE kbISAServ2000preSP2fix kbfix kbbug KB818621 kbAudDeveloper kbAudITPRO