eth0</code>, or for stateful applications to bind only to <code>eth0</code>). These applications’ behavior can be impacted by how Istio directs traffic into the pod.</p><p>In 1.10, Istio is updating Envoy to send traffic to the application on <code>eth0</code> rather than <code>lo</code> by default. For new users, this should only be an improvement. For existing users, <code>istioctl experimental precheck</code> will identify pods that listen on localhost, and may be impacted, as <a href=/v1.25/docs/refer