We've had this problem before. And it has often been because of one
of two reasons :

faulty network card

network traffic slows down the request to (and response from) the server

HTH

Tim

At 14:23 27/03/2006, you wrote:

>Hello,
>
>This is FB1.53 on Win2003 Server and 20-30 simultaneous Windows
>clients,
>default Firebird configuration is used.
>
>2-3 times a week, the mess starts with one client receiving this
>message:
>
>Unable to complete network request to host "Server".
>Error writing data to the connection.
>An existing connection was forcibly closed by the remote host.
>
>Which, in turn, leads to other clients (but not all!) occasionally
>receiving the same message until the server is rebooted.
>
>If you have an idea - please help.
>
>Thank you,
>Glebas
>
>
>
>
>
>
>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
>Visit
><http://firebird.sourceforge.net>http://firebird.sourceforge.net and
>click the Resources item
>on the main (top) menu. Try Knowledgebase and FAQ links !
>
>Also search the knowledgebases at
><http://www.ibphoenix.com>http://www.ibphoenix.com
>
>++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
>
>
>
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