oxy can look at the metadata and decide how to proceed. It could respond by accepting the connection to do the proxying or by directing AppSwitch to allow the connection and use the fast-path or to just drop the connection.</p><p>One of the interesting aspects of the mechanism is that, when the proxy accepts a socket from AppSwitch, it can in turn delegate the socket to another proxy. In fact that is how AppSwitch currently works. It uses a simple built-in proxy to examine the metadata and decide whether to