are also supported:</p>
<ul>
<li><code>topology.istio.io/network</code> is used to match the network metadata of an endpoint, which can be specified by pod/namespace label <code>topology.istio.io/network</code>, sidecar env <code>ISTIO_META_NETWORK</code> or MeshNetworks.</li>
<li><code>topology.istio.io/cluster</code> is used to match the clusterID of an endpoint, which can be specified by pod label <code>topology.istio.io/cluster</code> or pod env <code>ISTIO_META_CLUSTER_ID</code>.</li>
<li><code>topolog