DOCUMENT:Q162947 11-MAY-1999 [exchange] TITLE :XCLN: Exchange Client Using FTP TCP/IP on Token Ring Network PRODUCT :Microsoft Exchange PROD/VER:WINDOWS:4.0 OPER/SYS: KEYWORDS:kbusage ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Exchange Windows 3.x client, version 4.0 ------------------------------------------------------------------------------- ***************************************************************** ** - WARNING - ** ** THE INFORMATION BELOW IS PRELIMINARY AND HAS NOT BEEN ** ** CONFIRMED, EDITED OR TESTED BY MICROSOFT. USE ONLY ** ** WITH DISCRETION. ** ***************************************************************** SYMPTOMS ======== When you are running the Microsoft Exchange Windows 3.x client on Windows 3.1 and using FTP's TCP/IP protocol stack, the following error message may appear: A network error has occurred. Please contact your administrator. This usually happens when you are accessing the Address Book, trying to check details of names in the Global Address Book, synchronizing local Schedule+ file to server, sending and receiving large attachments, or moving messages from PST to server-based folder. It is also more likely to happen on Token Ring. WORKAROUND ========== To work around this problem: - Add the following entry to the Pctcp.ini file: [pctcp kernel-vxd] window = 1024 MORE INFORMATION ================ For more information about FTP Software, see: FTP Software - PC/TCP FTP Software - can be reached at http://www.ftp.com The third-party products discussed here are manufactured by vendors independent of Microsoft; we make no warranty, implied or otherwise, regarding these products' performance or reliability. The third-party contact information included in this article is provided to help you find the technical support you need. This contact information is subject to change without notice. Microsoft in no way guarantees the accuracy of this third-party contact information. ====================================================================== Keywords : kbusage Technology : kbExchangeSearch kbExchange400 kbExchangeClientSearch kbZNotKeyword3 Version : WINDOWS:4.0 ============================================================================= 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 1999.