NCOS: Troubleshooting DNS Configuration
Products Supported: AER31x0, AER21x0, MBR1400, MBR1200B, CBA850, CBA750B, IBR11x0, IBR6x0, IBR350. Click here to identify your router.
NCOS Version: 6.0.x and newer - for information on upgrading NCOS, click here.
DNS servers resolve domain names, like google.com, to the actual Internet IP addresses those domains represent, like 220.127.116.11. If your computer is not properly connecting to a DNS server, most programs that use the Internet will not work as expected.
This article provides the steps to take in order to test your DNS configuration.
Configuration Difficulty: Intermediate
NCOS 6.x.x Instructions
Step 1: Log into the NCOS Setup Page. For help with logging in please click here.
Step 2: Click on the SYSTEM tab, and select Diagnostics.
Step 3: In the Ping Test field type
Step 4: Examine the test results that appear in a new black window on your screen.
- If the window shows Ping 18.104.22.168 (22.214.171.124) and nothing else, please enable compatibility view mode or use a different web browser, and try this test again.
- If you are getting a timed out message, then you have general connectivity problems. Please click here to troubleshoot.
- If you are receiving ping responses, as shown below, please continue with this article.
Step 5: At the bottom of the Ping Results window click on Stop, and then Close.
- Step 6: In the Ping Test field, delete the sequence of numbers we typed earlier, and instead type
google.com and click Ping.
- If you are getting a timed out message, like shown below, follow the steps described in this article to configure your router's DNS servers.
- If you are receiving ping responses like in step 5, please continue with this article.
- Step 7: Open a new tab in your web browser, and in the address bar type http://www.google.com and hit Enter on your keyboard.
- If the page loads, your DNS configuration needs no further tweaking.
- If the page does not load correctly, you will need to adjust the DNS settings on your computer as well. Please contact your computer manufacturer for further assistance.
Published Date: 9/14/2015
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