WinXP
CMD------------->
netsh winsock reset
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Related knowledge:
The netsh winsock reset command means to reset the Winsock directory. If there is a problem with the Winsock protocol configuration on a machine that will cause problems such as network connectivity, you will need to reset the Winsock directory with the Netsh winsock reset command to restore the network. Winsock is a Windows network programming interface that starts with a built-in command from Windows XP SP2 and uses Netsh to fix the interface. Netsh is an interface that operates almost all network-related settings through the command line. such as setting Ip,dns, network card, wireless network and so on. netsh winsock reset: First enter netsh and then enter the Winsock part to perform the reset command on this part of Winsock. The effect is to reset the Winsock. Some of the problems caused by the destruction of Winsock are miraculous. The fix to the Winsock issue is cumbersome before netsh occurs.
netsh-winsock-reset;ping IP and DNS address and intranet gateway, is unable to resolve the domain name;