IPCONFIG

usage : ipconfig [/? | /all | /d |/renew [adapter index] | /release [adapter index] ] 

   /d    Display redirected to the Debug Output Port 
   /?    Display this help message. 
   /all  Display full configuration information.
   /release   Release the IP address for the specified adapter 
   /renew     Renew the IP address for the specified adapter 

The default is to display only the IP address, subnet mask and default gateway for each adapter bound to TCP/IP.