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What should I do if port 1234 is Closed after doing connectivity test on EZ Master?
What should I do if port 1234 is Closed after doing connectivity test on EZ Master?
Updated over a year ago

The following outbound ports must be opened in the firewall at the site where the EZ Master server is located in order for EZMaster to register with the ezReg server:

TCP 80

HTTP Port,ezReg Communication

UDP 53

DNS Port,ezReg Communication


The following inbound ports MUST be opened in the firewall at the site where EZ Master server is located in order for the remote access points to communicate with the EZ Master server:

UDP 1234

Customer port, CAPWAP port

TCP 80 (default)

HTTP Port, Captive Portal, this can be defined by user


The following outbound ports MUST be opened in the firewall at the remote site where AP/Switch is deployed in order to communicate with EZ Master:

UDP 1234

Customer port, CAPWAP port

UDP 53

DNS Port,ezReg Communication

TCP 80 (default)

HTTP Port, Captive Portal, this can be defined by user


Please refer to your firewall or router's user manual for instructions on opening ports.

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