This script analyzes enables the ADX to persist on a cookie inserted by a real-server. The ADX analyzes the response and if it finds a pre-defined cookie, ServerID, it creates a session for this flow. The ADX also analyzes the requests coming-in and if it finds the same cookie, the value is extracted and hashed. This has is then used to find a corresponding sessions and the new request is sent to the same server. Thus, once a cookie is inserted by the real server, all subsequent requests having the same cookie will continue to go the same real server.