When DHCP is unable to receive a valid IP address from the Network Interface Card, the error “Ethernet Doesn’t Have a Valid IP Configuration” appears. To connect to a network with a DHCP server, the user does not need to manually enter the parameters.
Causes of “Ethernet Doesn’t Have a Valid IP Configuration” Issue
- DHCP Server Problems: A misconfigured or malfunctioning DHCP server can fail to assign a valid IP address to your computer.
- IP Address Conflict: If another device on your network has the same IP address as your computer, it can lead to a conflict and cause this error.
- Network Adapter Issues: Problems with your network adapter driver or hardware can prevent it from obtaining a valid IP configuration.
- Incorrect Network Settings: Incorrectly configured network settings, such as subnet mask or gateway, can lead to this error.
- Router or Modem Issues: Faulty or misconfigured networking equipment, such as your router or modem, can cause connectivity problems.
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How To Resolve An Ethernet Connection Doesn’t Have a Valid IP Configuration
Because Ethernet lacks the Default IP Configuration attribute, you will be unable to connect to the network. To resolve the problem Ethernet Doesn’t Have a Valid IP Configuration:
1. Install TCP/IP
Step 1: From the keyboard, press the Windows and X keys together. Select Network Connections from the list of possibilities that appears.
Step 2: The Network Connection Window will open in Step 2. Right-click the Network and Sharing Center and select Properties.
Step 3: Next, choose the Network Adapter and then Properties.
The Properties page will appear in the third step. Select Protocol as the Network feature type and then click the Add button after clicking the Install button.
Step 4: To install the Network Protocol, select it as a Reliable Multicast Protocol and click the OK button.
Step 5: To see if the Ethernet Doesn’t Have a Valid IP Configuration issue has been rectified, reconnect your WiFi or Ethernet.
2. Disable The Network Connection
Step 1: From the keyboard, press the Windows and X keys together. Select Command Prompt from the list of choices that appears (Admin). If cmd isn’t displayed, select Power Shell instead (Admin).
Step 2: In Power Shell, type the following commands one by one, pressing Enter after each command:
ipconfig/flushdns
nbtstat -R nbtstat -R nbtstat –
nbtstat -RR nbtstat -RR nbtstat –
c:/netsh int ip reset resetlog.txt
winsock reset netsh
Step 4: Now it’s time to reboot your computer.
Step 5: After the system has restarted, press the Windows and X keys on the keyboard together. Select Network Connections from the list of possibilities that appears.
Step 6: Next, click Change Adapter Options, then right-click on your Network and select Disable from the menu.
Step 7: Right-click the network once more, and this time select Enable. Examine whether or not the Ethernet Doesn’t Have a Valid IP Configuration problem has been resolved.
3. Resetting TCP/IP and Flushing DNS
Step 1: From the keyboard, press the Windows and X keys together. Select Command Prompt from the list of choices that appears (Admin). If cmd isn’t displayed, select Power Shell instead (Admin).
Step 2: In PowerShell, type the following commands one by one, pressing Enter after each command:
/release ipconfig
/flushdns ipconfig
/renew ipconfig
Step 3: Restart PowerShell and type the following commands one at a time, pressing Enter after each one:
/flushdns ipconfig
nbtstat –r nbtstat –r nbtstat –
int ip reset netsh
reset winsock netsh
Step 4: Finally, reboot your machine to see if the Ethernet Doesn’t Have a Valid IP Configuration problem has been resolved.
4. Run The Troubleshooter
Step 1: From your keyboard, press the Windows and I keys together to bring up the Settings window.
Step 2: Select the Update and Security option.
Step 3: Select Troubleshoot from the pane’s left side. Now, go to Internet Connection and select Run the Troubleshooter from the drop-down menu.
Step 4: The troubleshooting process will begin, followed by a reboot of your system.
5. Turn Off IPv6
Step 1: To begin, right-click on the Wi-Fi or Network icon in the taskbar’s bottom left corner.
Step 2: Next, select Open Network and Sharing Center from the drop-down menu.
Step 3: Next, click on your current connection (for example, Ethernet 2), and the Settings dialogue will appear. Now you must select the Properties option.
Step 4: Select Internet Protocol Version 6 (TCP/IPv6) and deselect it.
Step 5: Click the OK button, then close the window. After that, To save your changes, restart your computer.
6. Temporarily Disable Your Antivirus and Firewall
Step 1: Select Disable from the Antivirus Program icon at the bottom of the taskbar by right-clicking it.
Step 2: Next, choose the length of time that antivirus will be disabled.
Step 3: Next, try to connect to the Internet again to see if the problem has been repaired.
Step 4: Press the Windows and R keys together to open the Run box, then type control panel and click the OK button.
Step 5: Next, go to System and Security and then to Windows Defender Firewall.
Step 6: Click Turn Windows Defender Firewall on or off on the left side of the screen.
Step 7: Finally, select Turn off Windows Firewall and restart your computer. Restart your computer and see if the Ethernet Doesn’t Have a Valid IP Configuration problem has been addressed.
7. Enabling The DHCP Service
Step 1: Press the Windows and R keys together to open the Run box, then type services.msc and click the OK button.
Step 2: In the list, look for DHCP client and double-click it to reveal the DHCP Client properties.
Step 3: If the service isn’t running, change the Startup type to Automatic and start it.
Step 4: Next, click the Apply button, then the OK button.
Step 5: Finally, restart your computer to save the changes you’ve made.
8. Update Your Network Adapter Drivers
Step 1: Select Properties from the right-click menu on This PC.
Step 2: Next, select Device Manager from the drop-down menu.
Step 3: To expand the list of objects, click the arrow next to Network Adaptors.
Step 4: After that, right-click on Your Network Adaptors and select Update Drivers.
Step 5: Next, select Search Automatically for Updating Driver Software from the drop-down menu. (You’ll need internet access, either via Wi-Fi or another source.)
Step 6: Finally, restart your computer to apply the modifications.
9. Update Your BIOS
This method is only suggested for advanced users, since any negligence when using it could result in irreversible hardware damage, as well as the DNS server not responding issue. If you still want to take a chance, it’s entirely up to you.
Your system’s smooth operation could be hampered by an outdated BIOS. You can attempt updating your BIOS, but keep in mind that even the tiniest error in the BIOS update method might cause serious damage to your motherboard. So be cautious when using this technique.
How to Get Your Ethernet a Valid IP Configuration
To resolve the “Ethernet Doesn’t Have a Valid IP Configuration” issue, follow these troubleshooting steps:
- Restart Your Modem and Router:
- Turn off your modem and router.
- Wait for about 30 seconds.
- Turn them back on.
- Allow them to fully restart.
- Restart Your Computer:
- Sometimes, a simple restart can resolve networking issues.
- Check Ethernet Cable:
- Ensure that your Ethernet cable is securely connected to both your computer and the router or modem.
- Release and Renew IP Configuration:
- Open the Command Prompt as an administrator.
- Type the following commands and press Enter after each:
ipconfig /release
ipconfig /renew
- Reset TCP/IP Stack:
- In the Command Prompt (run as administrator), enter the following commands one by one and press Enter after each:
netsh winsock reset
netsh int ip reset
- In the Command Prompt (run as administrator), enter the following commands one by one and press Enter after each:
- Disable and Enable Network Adapter:
- Right-click on the network icon in the system tray.
- Select “Open Network & Internet settings.”
- Click on “Change adapter options.”
- Right-click on your Ethernet adapter and choose “Disable.”
- After a few seconds, right-click it again and choose “Enable.”
- Update Network Adapter Driver:
- Go to the manufacturer’s website for your network adapter.
- Download the latest driver for your specific adapter model.
- Install the new driver and restart your computer.
- Check for IP Address Conflict:
- Access your router’s configuration page in a web browser (usually by entering “192.168.1.1” or a similar address).
- Check the list of connected devices to ensure no other device has the same IP address as your computer.
- Check Router or Modem Settings:
- Access your router or modem’s settings page and ensure DHCP is enabled.
- Verify that there are no IP address restrictions or filters that could affect your connection.
- Contact Your Internet Service Provider (ISP):
- If none of the above steps resolve the issue, contact your ISP for further assistance, as there may be network problems beyond your control.
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- How To Enter Bios Windows 11
- Windows Has Stopped this Device Because it Has Reported Problems. (code 43) nvidia
Conclusion
As a result, if you see the error Ethernet Doesn’t Have a Valid IP Configuration, follow the procedures outlined above to rapidly resolve the issue.
