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Att signal booster11/30/2023 The open ports are the responsibility of AT&T because the user can't force the ports open unless they have closed them or dedicated them in their router to something else. I have questions for the Mobility Broadband and Network Services team but they haven't gotten back to me yet. I don't know yet about IPSec-passthrough or Block Fragmented Packets. The MicroCell uses ports 123 UDP, 443 TCP, 4500 UDP, and 500 UDP but it appears that AT&T has changed the port requirements. Lar, AT&T Community have not received mine yet. Give this a try and let us know how this works. There is even advanced help for firewall and routers. From Internet Light Flashings to Dropped calls or poor voice quality you will learn additional steps that you can take to help get your device up and running. ![]() Disconnect your Cell Booster through the app or web and try online registration again.įind and fix AT&T Cell Booster issues is a great way to find help with common problems.Power cycle your Cell Booster and make sure the device lights are solid white.Connect the GPS antenna to your Cell Booster and stick the GPS antenna on a window.Check the status of your device in the mobile app or on the web in Device details.Initial troubleshooting steps are always to power cycle the device by unplugging the power cord and plugging it back in or to disconnect the device and attempt registration again.Īlso, under How do I troubleshoot issues with my Cell Booster? you will find useful tips to troubleshoot your AT&T Cell Booster: You should follow the instructions provided to resolve the trend. Activation Failure: On the Home page, if the activation failed, a red circle with an exclamation point will appear on the Cell Booster image along with the error and instructions.The email or SMS notification will show the activation progress as well as any specific errors occurred during activation. ![]()
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