The page is available only when the PHP plugin is enabled. The PHP plugin is bundled with PhpStorm and activated by default. If the plugin is disabled, enable it on the Installed tab of the Settings | Plugins page, as described in Managing plugins.
In this field, specify the name for the Proxy server to identify connections from your IDE. This should be the value of the
In this field, specify the host on which the Xdebug proxy server resides.
In this field, specify the port which PhpStorm will listen to during a proxy debugging session.