content-east-2:
    network: network-east
  content-west-1:
    network: network-west
</code></pre><p>The topology file holds the name of the mesh, as well as a mapping of contexts to networks.
Once the file has been saved, you can now create the mesh. This will deploy Istio in every
cluster and configure each instance to be able to securely communicate with one another:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ ./setup-mesh apply
</code></pre><p>To add and remove clusters fr