Deactivating Default Primary Port
You can deactivate the default primary port (5555) of API Gateway by adding a new port and designating it as the primary port.
Important:
You cannot deactivate the default primary port directly; there must always be one primary port enabled at any given time. It is crucial to follow the procedure in the specified sequence to avoid encountering issues.
To deactivate the default primary port
1. Expand the menu options icon 
, in the title bar, and select Administration. 2. Select Security > Ports.
The ports page lists all the ports configured with API Gateway.
3. Click the Add ports button to add a new HTTP port that you want to designate as the primary port.
4. Click the 
icon in the Primary port column next to the newly added port to designate it as the primary port. The newly added port is enabled as the primary port.
5. Restart API Gateway for the changes to take effect.
6. Click the 
icon in the Enabled column next to the default primary port (5555) to disable the port. The default primary port is disabled and is now shown as
.
7. Click the 
icon next to the default primary port (5555) to delete the port. The default primary port is deleted from the list.