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DaveN

macrumors 6502a
Original poster
May 1, 2010
968
929
I’m having problems connecting to the internet on my new iMac. My iPad and iPhone have no issues connecting to the internet using my home WiFi but not the Mac. I have three WiFi access points. They connect to two different service providers as I’m in the process of switching providers. The Mac and the other devices do connect to the internet if I directly connect via the t-mobile hotspot. However, if I try connecting using my Frontier eero WiFi router the Mac cannot find the internet but the other devices (iPhone and iPad) can. In addition, I have an old Airport connected to the eero router and once again the devices connect to internet when using it but not the Mac. The Airport was originally connected to my cable modem then the t-mobile hotspot and I use it as a hub for shared drives including one USB drive. I may move the usb drive to the Mac and use a switch for the ethernet devices I need connected to router but that is for another day.

I’m thinking it has something to do with a setting in Mac OS that sets the internet name server IP address but I can’t figure out what the proper settings are. I know it can work because it works when I go out via the T-mobile router. Thanks for your help.
 
Resolved. I found this help on the web and the last option works for me. I added the IP address 8.8.8.8 to the DNS server addresses. Here are the steps and a link to the web page.

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7. Change your DNS settings​

When you navigate to a website on your Mac, the web browser you’re using matches the URL of the page you want with an IP address. It does that by cross-checking against a domain name system (DNS) server. Usually, that DNS server is one set by your internet service provider. If there’s an issue with that server, your Mac won’t connect to any websites. To fix that, you can change the DNS settings on your Mac so that they use Google’s DNS, which is fast and stable.

  1. Click the Apple menu and open System Settings.
  2. Go to Network and then click Details next to the Wi-Fi network you’re connected to.
  3. Click DNS in the sidebar and then the ‘+’ under DNS Servers.
  4. Type: 8.8.8.8
  5. Click OK.
  6. Quit System Settings
Now, when your Mac tries to reach a web address, it will check Google’s DNS server instead of the one set by your service provider.

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