Microsoft KB Archive/148950

= Changing the Windows NT Redirector Time-Out Value =

Article ID: 148950

Article Last Modified on 11/1/2006

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APPLIES TO


 * Microsoft Windows NT Workstation 3.5
 * Microsoft Windows NT Workstation 3.51
 * Microsoft Windows NT Workstation 4.0 Developer Edition
 * Microsoft Windows NT Server 3.5
 * Microsoft Windows NT Server 3.51
 * Microsoft Windows NT Server 4.0 Standard Edition

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This article was previously published under Q148950



SUMMARY
When you use NET USE or NET VIEW across a Dial-On-Demand router or slow link and the connection attempt is longer than 45 seconds, a "Semaphore Timeout" error message appears.



MORE INFORMATION
By default, the Windows NT redirector time-out value is 45 seconds, which limits the length of time a connection is made. To change the redirector time-out value, do the following:

WARNING: Using Registry Editor incorrectly can cause serious, system-wide problems that may require you to reinstall Windows NT to correct them. Microsoft cannot guarantee that any problems resulting from the use of Registry Editor can be solved. Use this tool at your own risk.


 * 1) Start Registry Editor (REGEDT32.EXE) and locate the following Registry subkey in the HKEY_LOCAL_MACHINE subtree:


 * 1) From the Edit menu, select Add Value.
 * 2) Enter the following:

Value Name: ConnectMaxTimeout

Data Type: REG_DWORD

Data: 
 * 1) Click OK and quit the Registry Editor.
 * 2) Shut down and restart Windows NT.

Additional query words: prodnt

Keywords: kbnetwork KB148950

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