

This static CD-based web site is representative of the www.microsoft.com/y2k site as of September 15th, 1999.

Windows 95 Year 2000 Update May Not Update Vdhcp.386 File

The information in this article applies to:

Microsoft Windows 95

SYMPTOMS

After you install the Windows 95 Year 2000 update, the Vdhcp.386 file may not be updated.

CAUSE

This issue can occur if the version of the Vdhcp.386 file you want to update is newer than the version of this file included in the Windows 95 Year 2000 update. This can occur for any of the following reasons:

Your computer has Winsock2 installed.

Your computer has the Dial-Up Networking 1.3 Update installed.

Your computer has the update referenced in the following article in the Microsoft Knowledge Base installed:
Q194790 Windows 95/98 DHCP Retry Compliance with RFC2131

RESOLUTION

The Microsoft Windows 95 Dial-Up Networking (DUN) 1.3/WS2 Update (y2kvdhcp.exe), which will update Vdhcp.386, is now available. Note that this update functionality is also contained within the Microsoft Windows 95 Year 2000 Corporate Update. This update:

Updates Vdhcp.386 as needed for the the Dial-Up Networking (DUN1.3) or Windows Sockets 2.0 updates.

Installs the QfeCheck tool (refer to Q161020 as noted in the "References" section below).

You can download the Microsoft Microsoft Windows 95 DUN 1.3/WS2 Update (y2kvdhcp.exe) from the following Microsoft Web site:

http://www.microsoft.com/windows95/

For more information about how Microsoft products are affected by year 2000 (Y2K) issues, please see the following Microsoft World Wide Web site:

http://www.microsoft.com/y2k/

MORE INFORMATION

If your Vdhcp.386 file is not updated, your computer may still exhibit the behavior described in the following section of the Y2kw95.txt file included with the W95y2k.exe program:

DHCP Virtual Driver (vdhcp.386)
Winipcfg /all - IP Leases obtained on or after 3/01/2000 are reported as being obtained the previous day. The system date is displayed properly but the DHCP client reports a date one day prior.

The Microsoft Windows 95 DUN 1.3/WS2 Update (Y2kvdhcp.exe) places the following values in the registry:

Key: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Setup\Updates\Y2K.W95.DUN

Value(s):

Value Name   Value Type  Value Data
(Default)    REG_SZ      "Windows 95 Y2K DUN1.3/WS2 Update"

REFERENCES

For additional information about QfeCheck, please see the following article in the Microsoft Knowledge Base:

Q161020 Implementing Windows 95 Updates

For additional information about the Windows 95 Year 2000 Update, please see the following article in the Microsoft Knowledge Base:

Q225050 Availability of the Windows 95 Year 2000 Update

Additional query words:

Keywords          : kbenv kbtool kbui win95 
Version           : WINDOWS:95
Platform          : WINDOWS 
Issue type        : kbprb