Prerequisites
To manage the WebSockets Servers through the Web Admin Console you have to install the Working with web console
WebSockets Server Configuration
To manage the WebSockets Server configuration through the System Console go to
http://<host>:<port>/system/console/configMgr
and find the Web Sockets Server Configuration tab. The following window will open:

For more information about the configuration properties refer to this topic
Standalone Server Configuration
To manage the Standalone Server Configuration through the System Console go to:
http://<host>:<port>/system/console/configMgr
and find the Standalone Server Configuration tab. The following window will open:

For more information about the configuration properties refer to this topic.