Ipconfig

A diagnostic command that displays and sets TCP/IP network configuration settings.

Syntax

 ipconfig [/all [/renew [adapter]] [/release [adapter]] [/flushdns] [/displaydns] [/registerdns] [/showclassid adapter] [/setclassid adapter [classid]] 

Parameters
Parameter	Purpose
None	Displays the IP address, subnet mask, and default gateway for each network interface.
[/all]	Produces all available configuration information.
[/renew [adapter]]	Submits a request to renew the DHCP configuration parameters.
[/release [adapter]]	Discards the current DHCP configuration.
[/flushdns]	Clears and resets DNS client cache.
[/displaydns]	Displays DNS client cache.
[/registerdns]	Registers DNS names and IP addresses for the computer.
[/showclassid adapter]	Displays the DHCP class ID for the specified network adapter.
[/setclassid adapter [classid]]	Configures the DHCP class ID for the specified network adapter.