Firewall Configuration for Devices Linking with Cloud¶

If the SyncSign Hubs are installed in your office network but are still unable to connect or update the displays, please check the following on your WiFi router or firewall:

Services by SyncSign (Outbound)¶

Protocol	Port	Destination Domain	Functions
TCP	8883	a1zjlbcv9qbzin-ats.iot.us-west-2.amazonaws.com	MQTT Remote Notification
TCP	443	api.sync-sign.com	SyncSign Device/Client API
TCP	443	sync.sync-sign.com	Device Health Report
TCP	443	update.sync-sign.com	OTA Update Server
TCP	443	file.sync-sign.com	Image Assets Resource Server
TCP	80	pub.sync-sign.com	Time Server (as failsafe to NTP)

Basic Network Services (Outbound)¶

Protocol	Port	Destination Domain	Functions
UDP	123	pool.ntp.org, 0.asia.pool.ntp.org, europe.pool.ntp.org, time.google.com, 0.north-america.pool.ntp.org	NTP Time Synchronisation

Services by Data Sources (Outbound)¶

Protocol	Port	Destination Domain	Functions
TCP	443	www.googleapis.com	API of Google Calender/G-Suite
TCP	443	graph.microsoft.com	API of Office 365 Calendar