The following ports must be opened on your Firewall(s) for inbound and outbound traffic as described below:

Zixi Feeder Network Settings

Port	Type	Direction	Description
2088	UDP	Outbound	Feeder push to Broadcaster, Zixi protocol
7088	UDP	Outbound	Feeder push to Broadcaster, Zixi protocol with DTLS
80/443	TCP	Outbound	Outbound + return - Zixi License server - license.zixi.com - 52.72.218.41 - 34.195.97.223
1935	TCP	Inbound	Encoder push to Feeder, RTMP protocol
4200	TCP	Inbound	Web management UI, HTTP protocol
53	DNS	Outbound	Outbound + return - communication to license server, Broadcaster host name resolution

Zixi Broadcaster Network Settings

Port	Type	Direction	Description
2088	UDP	Inbound	Push to Broadcaster from Feeder or another Broadcaster, Zixi protocol **
7088	UDP	Inbound	Push to Broadcaster from Feeder or another Broadcaster, Zixi protocol with DTLS **
2077	UDP	Inbound	Pull from Broadcaster by Receiver or another Broadcaster, Zixi protocol **
7077	UDP	Inbound	Pull from Broadcaster by Receiver or another Broadcaster, Zixi protocol with DTLS **
1935	TCP	Inbound	Encoder push to Broadcaster, RTMP protocol
1935	TCP	Outbound	Broadcaster push to CDN or RTMP server, RTMP protocol
7777	TCP	Inbound	HTML5 video player or CDN pull from Broadcaster, HTTP streaming protocol - HLS or DASH
4444	TCP	Inbound	Web management UI, HTTP protocol
80/443	TCP	Outbound	Outbound + return - Zixi License server - license.zixi.com - 52.72.218.41 - 34.195.97.223
53	DNS	Outbound	Outbound + return - communication to license server, Broadcaster/Feeder/Receiver host name resolution

** The maximum recommended throughput per port is 500Mbps. If more throughput is expected through the Broadcaster, additional ports for the Zixi protocol can be defined on the General page under the Settings tab. See General.

Port	Type	Direction	Description
2077	UDP	Outbound	Receiver pull from Broadcaster, Zixi protocol
7077	UDP	Outbound	Receiver pull from Broadcaster, Zixi protocol with DTLS
4300	TCP	Inbound	Web management UI, HTTP protocol
80/443	TCP	Outbound	Outbound + return - Zixi License server - license.zixi.com - 52.72.218.41 - 34.195.97.223
53	DNS	Outbound	Outbound + return - communication to license server, Broadcaster host name resolution