What ports do the Access Control door controllers use for outbound communication?
Alarm.com Access Control devices need to be able to communicate with our servers in order to provide the user with a seamless experience.
Port and protocols used by Alarm.com Access Control devices
Required
Devices: LAN -> WAN
| Initiator (LAN) | Protocol and ports | Description |
|---|---|---|
| Controller | TCP - 7001 (Mercury series only) TCP - 8001 (Aero series only) |
Secure communication channel with Alarm.com. |
| Controller | TCP/UDP - 53 | Domain name resolution for reaching Alarm.com servers (if not using LAN-side DNS server) |