d be disabled if headless services have a large number of pods.</td></tr><tr><td><code>PILOT_ENABLE_MYSQL_FILTER</code></td><td>Boolean</td><td><code>false</code></td><td>EnableMysqlFilter enables injection of `envoy.filters.network.mysql_proxy` in the filter chain.</td></tr><tr><td><code>PILOT_ENABLE_PROTOCOL_SNIFFING_FOR_INBOUND</code></td><td>Boolean</td><td><code>true</code></td><td>If enabled, protocol sniffing will be used for inbound listeners whose port protocol is not specified or unsupported</td><