DOCUMENT:Q99566 30-JUL-2001 [lanman] TITLE :Possible Causes for Net 3100 (Default) Errors PRODUCT :Microsoft LAN Manager PROD/VER: OPER/SYS: KEYWORDS: ====================================================================== SYMPTOMS ======== Over the course of 6-8 hours, the error log fills up with WORKSTATION 3100 errors (one every few minutes), then the network dies. CAUSE ===== NET3100 is the default error message: it is displayed when you have nothing else to map the error to. Some possible causes: - There may be a physical problem on network. Check cabling, NIC cards, concentrators, transceivers and wiring closet. - Uncertified Arcnet cards may be in use. - A third party NetBIOS may not be sufficiently compatible with system software. - Too much stress on server. - Database applications may be running in an MS-DOS box under OS/2 on the server. - The group servers may have the wrong server name account. WORKAROUND ========== Take appropriate actions for any cause you can isolate. Additional query words: adapter 2.20 2.10a 2.1a 2.1 2.10 2.2 ====================================================================== Keywords : ============================================================================= 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.