 all the traffic
outside the Kubernetes cluster, both TCP and HTTP, is blocked by default by the sidecar proxies. To enable such traffic
for TCP, a mesh-external service entry for TCP must be defined.</p><h3 id=mesh-external-service-entry-for-an-external-mysql-instance>Mesh-external service entry for an external MySQL instance</h3><p>TCP mesh-external service entries come to our rescue.</p><ol><li><p>Get the IP address of your MySQL database instance. As an option, you can use the
<a href=https://linux.die.