These reasons include network outages at your ISP, a power outage, equipment failure, and deliberate outages, like prank-playing neighbor kids or even a burglar cutting the wire outside your home.
Wireless connections using VoIP technology are vulnerable to Internet outages as they draw their power from the home phone line. Some alarm companies use technology designed to maintain connectivity with the monitoring center in the event of an Internet outages when using VoIP.
Cellular radio offers the most reliability for connecting your alarm system with a monitoring company and remain unaffected if the Internet goes offline at your house. Like a cellular phone, these types of home security systems use specific radio frequencies to maintain communication with cellular transmitters in outage situations.
Check out our best home security systems page for assistance in discovering which home security provider best suits your needs.