A DNS server is a computer registered to participate in a Domain Name System. The advantages include DNS server IP address of the public and the possibility of using a special purpose network software. However, it was noted that users complain DNS server is not responding on Windows 7.
Sometimes, the computer can not connect to the Internet, and will show an error that the DNS server is not responding. In some cases, the computer may show that the data transfer rate is changing. The only problem you get is the difficulty in connecting your computer to the Internet.
Solutions:
1. incorrect DNS settings
2. Disable Firewall protection
3. Clean your browser cache
4. VPN software uninstall
5 . Replace the network adapter
6. Set a static IP via DHCP to
incorrect DNS settings
incorrect DNS settings can become the cause of the server DNS not responding on Windows 7. Here are the steps to make correct settings:
1. click the Start button on the taskbar.
2. type ncpa.cpl in the search box and press ENTER.
3. Click the right button of the local area connection that you are using, and select Properties.
4. Select Internet Protocol Version 4 (TCP / IPv4), and click the Properties button.
5. Select the Use the following DNS server addresses.
6. Enter the following:
a. Primary DNS: 208.67.222.222
b. Secondary DNS: 208.67.220.220
7. Click OK | OK.
Disable Firewall protection
If you use a software firewall, then temporarily disable, and see if the problem persists or not.
disable
1. Click the Start button on the Windows Firewall system tray.
2. Enter Windows Firewall in the Search box and press ENTER.
3. Click Turn on Windows Firewall or Off link in the left pane.
4. Select the following two options:
a. Turn off Windows Firewall (not recommended) by the work of network location settings (private) or house.
b. Turn off Windows Firewall (not recommended) by the work of network location settings (private) or house. Button
5. Click OK.
Clean browser cache
Try cleaning the browser cache via the system cleaner software to solve this problem. Most of the time the Internet connectivity problem are related browser.
Uninstall VPN software
Virtual Private Network (VPN) software enables private communications over wireless network or computer by tunneling technology. If no VPN software is installed, then try to uninstall it.
1. Click Start | Control panel.
2. For Windows XP, double-click Add or Remove Programs. For Windows Vista or Windows 7, click Programs | Uninstall a program.
3. Select the VPN software was installed.
4. Click Uninstall or Remove button.
5. Follow the on-screen instructions, and restart the system after completion.
Reinstall the Network Adaptor
1. Click the Start button on the taskbar.
2. Type Device Manager into the search box and press ENTER.
3. Expand: | Network adapters.
4. Right click on the network card that you are using, and select the Uninstall option.
5. Reboot the system after completion.
6. The system should detect your network card now. If it does not, then do steps 1 and 2 above.
7. Right click and select Scan for hardware changes.
8. The new hardware process will start. Wait for the network adapter detection.
9. Configure the network card that you just installed properly. For configuration information, refer to the incorrect DNS settings section.
Set a static IP via DHCP to
For those who use their IP address via DHCP should configure the network settings as follows:
1. Click the Start button on the taskbar.
2. type ncpa.cpl in the search box and press ENTER.
3. Click the right button of the local area connection that you are using, and select Properties.
4. Select Internet Protocol Version 4 (TCP / IPv4), and click the Properties button.
5. Select the Use the following IP address.
6. Enter the following:
a. IP Address: 192.168.1.3
b. Subnet Mask: 255.255.255.0
c. Default Gateway: 192.168.1.2
7. Select the Use the following DNS server addresses.
8. Enter the following:
a. DNS Server: 192.168.1.2
9. Click OK | OK.
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