TCP/IP Dead Gateway Detection May Not Work if the ARP Cache is Empty (230381)
The information in this article applies to:
- Microsoft Windows NT Server 4.0 Terminal Server Edition
- Microsoft Windows NT Server 4.0
- Microsoft Windows NT Server, Enterprise Edition 4.0
- Microsoft Windows NT Workstation 4.0
This article was previously published under Q230381 SYMPTOMS
The Dead Gateway Detection algorithm may not properly attempt to switch gateways in the correct sequence when there are no entries in the ARP cache.
CAUSE
This problem occurs because the Tcpip.sys driver that shipped with Windows NT 4.0 Service Pack 4 and Service Pack 5 does not properly attempt to arp for gateways in the correct order if there are no entries in the ARP cache.
RESOLUTIONWindows NT Server or Workstation 4.0
To resolve this problem, obtain the latest service pack for Windows NT 4.0 or
the individual software update. For information on obtaining the
latest service pack, please go to:
For information on obtaining the individual software update, contact Microsoft
Product Support Services. For a complete list of Microsoft Product Support
Services phone numbers and information on support costs, please go to the
following address on the World Wide Web:
Windows NT Server 4.0, Terminal Server EditionTo resolve this problem, obtain the latest service pack for Windows NT Server 4.0, Terminal Server Edition. For additional information, click the following article number to view the article in the
Microsoft Knowledge Base:
152734 How to Obtain the Latest Windows NT 4.0 Service Pack
WORKAROUND
To work around this problem, add a static entry to the arpcache using the ARP command.
STATUSMicrosoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article. This problem was first corrected in Windows NT Server version 4.0, Terminal Server Edition Service Pack 6.
| Modification Type: | Minor | Last Reviewed: | 9/23/2005 |
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| Keywords: | kbHotfixServer kbQFE kbbug kbfix kbQFE KB230381 |
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