[[ref-telemetryd]]
= Telemetry Daemon
:description: Overview of the Telemetry Daemon documentation in OpenNMS {page-component-title}.

The xref:operation:deep-dive/telemetryd/introduction.adoc[Telemetry Daemon] service collects sensor data sent from nodes to {page-component-title}.
You can configure Listeners and Protocols to accept data from the specific types of devices on your network.