Ipconfig

  • The ipconfig command is used to display detailed IP information for each network adapter utilizing TCP/IP.
  • This command is also used to release and renew IP addresses on system configurations to receive them via DHCP server.
  1.  IPCONFIG /all: Display full configuration information.
  2. IPCONFIG /release [adapter]: Release the IP address for the specified adapter. 
  3. IPCONFIG /renew [adapter]: Renew the IP address for the specified adapter. 
  4. IPCONFIG /flushdns: Purge the DNS Resolver cache. 
  5. IPCONFIG /registerdns:  Refresh all DHCP leases and re-register DNS names. 
  6. IPCONFIG /displaydns: Display the contents of the DNS Resolver Cache. 
  7. IPCONFIG /showclassidadapter: Display all the DHCP class IDs allowed for adapter. IPCONFIG /setclassid adapter [classid] Modify the dhcp class id.

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