The following network settings are required to connect the various Zixi products to ZEN Master.

Zixi Broadcaster/ZEC – ZEN Master Network Settings

Port	Type	Direction	Description
80/443	TCP	Outbound*	ZEN Master Authentication Servers: - 18.210.103.157 - 23.20.44.73 - 34.200.88.233 - 34.238.1.65 - 35.170.111.151 - 52.4.9.203 Or <customer>.zen.zixi.com
22	SSH	Outbound*	ZEN Master to <customer>.io.zixi.com Or <customer>.zen.zixi.com
2077/2088	UDP	Outbound*	Stream authentication to <customer>.io.zixi.com Or <customer>.zen.zixi.com
7077/7088	UDP	Outbound*	DTLS communication to customer.io.zixi.com Or <customer>.zen.zixi.com