Microsoft Windows [Version 6.0.6001] (C) Copyright 2006 Microsoft Corp. c:\windows>netsh winsock reset ?
Usage: reset
Remarks: Resets Winsock Catalog to a clean state. All Winsock Layered Service Providers which were previously installed must be reinstalled. This command does not affect Winsock Name Space Provider entries.
NETSH / WINSOCK / RESET
netsh winsock reset - Windows Vista - commandResets the Winsock Catalog to a clean state. - Windows Vista netsh, winsock, reset, cmd, command, Windows, Vista