hrough REST?</h5><div class=answer><p>You can collect telemetry data about Istio using <a href=/v1.17/docs/tasks/observability/metrics/querying-metrics/>Prometheus</a>. And then use
<a href=https://prometheus.io/docs/prometheus/latest/querying/api/>Prometheus’s HTTP API</a> to query that data.</p></div><h5 id=telemetry-v1-vs-v2 class=question>What are the differences in telemetry reported by in-proxy telemetry (aka v2) and Mixer-based telemetry (aka v1)?</h5><div class=answer><p>In-proxy telemetry (aka v2