How to use ipconfig command to refresh, reset IP address for the computer

The ipconfig command is a utility that you need to know when using your computer such as helping to view IP address configuration information, re-apply ip from DHCP server, clear DNS cache, . So this article would like to guide how to use the command. ipconfig so that you do not know can refer to.

1. How to find an IP address using the ipconfig command

- Step 1: Open Command Prompt

Use the Windows + R key combination > Type " cmd "> Select OK .

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- Step 2: Enter the ipconfiig command to see the IP address

Complete open Command Prompt> Enter ipconfig command > Press Enter .

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- Link-local IPv6 Address: IPv6 address on your computer.

- IPv4 Address: IPv4 address on your computer (usually Vietnamese infrastructure uses IPv4).

- Subnet Mask: The current network range of the above address layer.

- Default Gateway: The main address of your network, which provides the network for the entire system.

- Step 3: Reset the IP address

Type ipconfig / release > Press Enter .

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- Step 4: Refresh the IP address

Enter the command ipconfig / renew to get a new IP address from the DHCP server. The output shows the ipconfig / renew command output which will indicate the new IP address from the DHCP server.

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2. Advanced ipconfig commands

- ipconfig /? : Displays help messages.

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- ipconfig / all : Shows all configuration information.

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- ipconfig / allcompartments : Shows information about all parts of the network.

- ipconfig / flushdns : Clear DNS Resolver cache.

- ipconfig / registerdns : Refresh all DHCP lease and re-register DNS name.

- ipconfig / displaydns : Displays the contents of the DNS Resolver cache.

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- ipconfig / SHOWCLASSID : Show all the DHCP class IDs allowed for adapter.

- ipconfig / SETCLASSID : Edit DHCP class ID.

Hope this article will help you in using ipconfig command on Command Prompt. Good luck!

Isabella Humphrey

Update 04 December 2020

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