Firewall requirements for the Zoom Node Interoperability module

Please see the following tables to configure your network firewall to allow connections to the Conference Room Connector Hybrid service. In addition, the firewall rules for the Zoom Node Management server will also need to be implemented.

How to configure a firewall for the Zoom Interoperability module

Zoom Client access

ProtocolPortsSource

Destination

TCP

443

Zoom Client

CRC Hybrid Domain Name/IP address

H.323 endpoint access

ProtocolPortsSource

Destination

TCP

1720
3000-4000

H.323 Endpoint

CRC Hybrid Domain Name/IP address

Note: Open ALG (Application Layer Gateway) for H.323 Support

SIP endpoint access

ProtocolPortsSource

Destination

TCP

3000-4000
5060-5062

SIP Endpoint

CRC Hybrid Domain Name/IP address
UDP

3000-4000
5060
9000-10000

SIP Endpoint

CRC Hybrid Domain Name/IP address