resolution: DNS
 endpoints:
 - address: dynamodb.us-east-1.amazonaws.com
   locality: us-east1
   ports:
     http: 81 # INVALID - This is purposefully wrong to trigger failover
 - address: dynamodb.us-west-1.amazonaws.com
   locality: us-west
   ports:
     http: 80
</code></pre><p>Running our curl again shows that traffic is automatically failed over to our us-west region after failing to connect to the us-east endpoint:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ for i in {1