tion>Socket delegation</h4><p>Let&rsquo;s see how AppSwitch could help redirect connections without using iptables. Imagine that the application somehow voluntarily passes the socket FDs that it uses for its communication to the sidecar, then there would be no need for iptables. AppSwitch provides a feature called <em>socket delegation</em> that does exactly that. It allows the sidecar to transparently gain access to copies of socket FDs that the application uses for its communication without any changes to