IPCONFIG

IPCONFIG

(IP CONFIGuration) A Windows command line utility that is used to manage the IP address assigned to the machine it is running in. Used without any additional parameters, it displays the computer's currently assigned IP, subnet mask and default gateway addresses. IPCONFIG has several command line switches (parameters); for example, ipconfig /all displays a variety of data, including the computer's name (host name), Ethernet MAC address and DNS server addresses. See NSLOOKUP.

  IPCONFIG COMMAND LINE SWITCHES

  Reporting       Displays

  no switch       IP, subnet mask,
                    and default gateway addresses
  /all            above + host name, MAC address,
                    DNS server addresses, etc.
  /displaydns     contents of DNS cache
  /showclassid    all DHCP class IDs for adapter


  Management      Action

  /release        release IP address
  /renew          renew IP address
  /flushdns       purge DNS cache
  /registerdns    refresh leases & reregister DNS
  /setclassid     update DHCP class ID

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(networking)

ipconfig - A Microsoft Windows program to display information about the the computer's Internet Protocol settings, including IP address, DHCP lease information, network card Ethernet address, and DNS information.