News & Events

Glenn Security Systems, Inc. News & Events

What is 3G Cellular Sunset?

Your security system currently communicates using a technology which will no longer be available. Both Verizon (Dec 2022) and AT&T (Feb 2022) are shutting down this older cell network to make way for the future of their networks. It’s important we update your system allowing it to still communicate. Please…

Read More

How could this affect your alarm system?

Alarm systems communicate via cellular networks like the 3G and LTE networks. If your alarm system was installed with 3G equipment, your system will stop communicating when the network is shut down. Shutdowns may occur in selected areas starting in 2022. Please Contact us to set up a time to…

Read More

What should you do to make sure your alarm system will not be affected by this shutdown?

Contact Glenn Security at (918) 337-0600 or and we can determine if your system will be affected.

Read More

Newsletter from Glenn Security Systems, Inc.

We have a newsletter for all!  If you would like to receive the newsletter via email please let us know by clicking the link below to enroll in our email newsletter.

Read More