Reference Guide
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HTTP/S Proxy
HTTP Proxy in SSL/TLS Mode Usage with Single Connect Desktop Client
when using http proxy from the desktop client, ssl must be enabled on the desktop client and the http proxy ssl enabled parameter must be set to true in /u01/http proxy/conf/http proxy properties https is enabled on single connect web gui by default, and therefore, the use ssl option and the correct port should be set on the server settings the default port is 443; you can change it from the following file /u01/netright tomcat/conf/server xml