ng precedence over requests.</p></td><td>No</td></tr><tr id=ProxyConfig-environment_variables><td><code>environmentVariables</code></td><td><code>map&lt;string,&nbsp;string></code></td><td><p>Additional environment variables for the proxy.
Names starting with <code>ISTIO_META_</code> will be included in the generated bootstrap configuration and sent to the XDS server.</p></td><td>No</td></tr><tr id=ProxyConfig-image><td><code>image</code></td><td><code><a href=#ProxyImage>ProxyImage</a></code></td><td><p>Sp