Clients Cannot Send Mail Attachments Through Modem Sharing

ID: q182205

The information in this article applies to:

Microsoft BackOffice Small Business Server version 4.0 and 4.0a
Microsoft Windows NT Server 4.0, Terminal Server Edition

SYMPTOMS

Small Business Server (SBS) clients running on Windows NT version 4.0 with modem sharing enabled will get poor performance when sending mail with a large attachment, or when uploading a file using FTP. E-mail can be sent through modem sharing; however, the mail client will time-out if a large attachment is send with the mail.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0 or Windows NT Server 4.0, Terminal Server Edition. For additional information, please see the following article in the Microsoft Knowledge Base:

   Q152734 How to Obtain the Latest Windows NT 4.0 Service Pack

Please note that this is a client-side issue and the fix will need to be applied on the SBS client running on Windows NT version 4.0.

STATUS

Microsoft has confirmed this to be a problem in Small Business Server version 4.0 and 4.0a. This problem was first corrected in Windows NT 4.0 Service Pack 4 and Windows NT Server 4.0, Terminal Server Edition Service Pack 4.

Additional query words: Pool Win 95

Keywords          : NT4SP4Fix kbbug4.00 SBS 
Version           : WinNT:4.0
Platform          : winnt
Issue type        : kbbug
Solution Type     : kbfix

Last Reviewed: April 9, 1999