change sdecofigration parameter: maxtimediff = -1 to disable it. It also doesn't restrict direct connections.<a href="http://webhelp.esri.com/arcgisdesktop/9.2/index.cfm?topicname=arcsde_initialization_parameters" target="_blank">http://webhelp.esri.com/arcgisdesktop/9.2/index.cfm?topicname=arcsde_initialization_parameters</a>