ew packet arrives.</p><h2 id=the-merbridge-approach>The Merbridge approach</h2><p>Let&rsquo;s introduce the detailed design and implementation principles of Merbridge step by step, with a real scenario.</p><h3 id=istio-sidecar-traffic-interception-based-on-iptables>Istio sidecar traffic interception based on iptables</h3><figure style=width:100%><div class=wrapper-with-intrinsic-ratio style=padding-bottom:59.21469284357188%><a data-skipendnotes=true href=/v1.26/blog/2022/merbridge/1.png title="Istio Sidecar