DOCUMENT:Q129832 08-AUG-2001 [crossnet] TITLE :Type 20 Response Packet Causes NetWare 3.12 Server to Fail PRODUCT :Windows for Workgroups and Windows NT Networking Issues PROD/VER:WINDOWS:3.11; winnt:3.5 OPER/SYS: KEYWORDS: ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Windows NT Server version 3.5 - Microsoft Windows for Workgroups version 3.11 ------------------------------------------------------------------------------- SYMPTOMS ======== If you use Browse Watcher in Windows for Workgroups version 3.11, a broadcast requesting a list of backup browsers is sent to the master browser. The Windows NT master browser responds with a type 20 packet. If this packet passes through a router, and the destination port number also matches a dynamically assigned port number of a NetWare 3.12 server, the NetWare server fails. STATUS ====== Microsoft has confirmed this to be a problem in Windows NT version 3.5. A fix to this problem is in development, but has not been regression-tested and may be destabilizing in production environments. Microsoft does not recommend implementing this fix at this time. Contact Microsoft Product Support Services for more information on the availability of this fix. RESOLUTION ========== To correct this problem, do one of the following: - Obtain the file RTNTBIFX.NLM from Novell Technical Support at (800) 638-9273. -or- - Contact Microsoft Product Support Services and install the fix mentioned above. Additional query words: prodnt wfw wfwg smb ncp ====================================================================== Keywords : Technology : kbWinNTsearch kbWinNT350search kbWinNTSsearch kbWinNTS350 kbWinNTS350search kbAudDeveloper kbWFWSearch kbWFW311 Version : WINDOWS:3.11; winnt:3.5 ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2001.