Issue
When running Enterprise Console or Sophos Control Center on VMWare, if you leave the console open for some time, you may see one of the following errors:
information: [DBNETLIB][ConnectionWrite (send()).]General network error. Check your network documentation.
error code: 0x80004005
type: Generic (System)
message: Unspecified error
- error: [DBNETLIB][ConnectionWrite (send()).]General network error. Check your network documentation.
error: 0x829D0003 (Unknown error)
facility: Unknown
source: struct ISMT_DataServices
description: [DBNETLIB][ConnectionWrite (send()).]General network error. Check your network documentation.
Known to apply to the following Sophos products and versions
Enterprise Console, version 4.0
Sophos Control Center, version 4.0
What to do
As described in the following article by Microsoft, this error is generated by the Sync-Flood-Attack protection feature in SQL Server: http://msdn.microsoft.com/en-us/library/aa560429.aspx.
- Browse to the following registry key. Ensure that you read the warning about editing the registry before continuing:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters - Set the SynAttackProtect entry to a DWORD value of 00000000.
- Restart the computer that is running SQL Server.