SSL must be enabled between Access Gateway and browsers before you can enable it between Access Gateway and its web servers. See Section 17.4, Configuring SSL Communication with Browsers and Access Gateway.
Click Devices > Access Gateways > Edit > [Name of Reverse Proxy] > [Name of Proxy Service] > Web Servers.
Select Connect Using SSL.
(Optional) Set up mutual authentication so that the web server can verify the proxy service certificate. Click Select Certificate to select the certificate you created for the reverse proxy.
You need to import the trusted root certificate of the CA that signed the proxy service’s certificate to the web servers assigned to this proxy service. For instructions, see your Web server documentation.
In Connect Port, specify the port that your web server uses for SSL communication.