l</h2><p>Some in-mesh Istio applications must access external services, for example legacy systems. In many cases, the access is
not performed over HTTP or HTTPS protocols. Other TCP protocols are used, such as database-specific protocols like
<a href=https://docs.mongodb.com/manual/reference/mongodb-wire-protocol/>MongoDB Wire Protocol</a> and <a href=https://dev.mysql.com/doc/internals/en/client-server-protocol.html>MySQL Client/Server Protocol</a> to communicate with external databases.</p><p>Next let me