</a> is used to setup the <code>iptables</code> rules so that inbound/outbound traffic will go through the sidecar proxy. An init container is different than an app container in following ways:</p><ul><li>It runs before an app container is started and it always runs to completion.</li><li>If there are many init containers, each should complete with success before the next container is started.</li></ul><p>So, you can see how this type of container is perfect for a set-up or initialization job which does not