This graphic contains a box at the top left with the labels "HTTP," "JSP," "Servlet," and "Stub." On the right, it contains the labels "Objects" and "ABC". "Servlet" is connected to "Stub," and "Stub" is connected to "ABC".

At the center left is the "client", which is connected to a box beneath it labeled "Cookie," with two other labels "Primary: A" and "Primary: B". Client also points to a box labeled "HTTP Server", which has "HttpClusterServlet".

On the right is a column of three boxes labeled "A", "B", and "C". The column is labeled "WebLogic Server Cluster". Box A contains the labels "Servlet" and "Primary State". Box B contains the labels "Servlet" and "Secondary State". Box C contains the label "Servlet".

A two-headed arrow connects "HttpClusterServlet" and box A.