ipconfig Command

The ipconfig command is a powerful tool in Windows that allows you to view and manage your network configuration settings.

Key Functions:

• Display Network Information:

  • ipconfig: Displays basic network configuration information for each network interface, including:

    • IP address

    • Subnet mask

    • Default gateway

    • DNS server addresses

  • ipconfig /all: Provides a more detailed view, including:

    • MAC address

    • DHCP lease information

    • Name resolution servers

    • Fully Qualified Domain Name (FQDN)

• Manage DHCP Leases:

  • ipconfig /release: Releases the current IP address assigned by a DHCP server.

  • ipconfig /renew: Requests a new IP address from the DHCP server.

• Flush DNS Cache:

  • ipconfig /flushdns: Clears the DNS resolver cache, which can be helpful when troubleshooting DNS-related issues.

Example Usage:

• View basic network information: ipconfig

• View detailed network information: ipconfig /all

• Release and renew DHCP lease: ipconfig /release ipconfig /renew

• Flush DNS cache: ipconfig /flushdns

In essence, the ipconfig command is a valuable tool for diagnosing and troubleshooting network connectivity issues, managing IP addresses, and understanding your network configuration.