# Debugging Reference Clock Drivers

**URL:** <https://community.nwtime.org/t/debugging-reference-clock-drivers/176>\
**Category:** Documentation\
**Created:** [February 11, 2026, 3:14pm UTC](https://community.nwtime.org/t/debugging-reference-clock-drivers/176 "2026-02-11T15:14:18Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Dru](https://sea1.discourse-cdn.com/flex001/user_avatar/community.nwtime.org/dru/32/337_2.png) [@Dru](https://community.nwtime.org/u/Dru)\
**Post date:** [February 11, 2026, 3:14pm UTC](https://community.nwtime.org/t/debugging-reference-clock-drivers/176/1 "2026-02-11T15:14:18Z")

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> **[Debugging Reference Clock Drivers](https://www.ntp.org/documentation/4.2.8-series/rdebug/)**
>
> This page describes how the ntpq and ntpdc programs can be used to debug reference clocks, either on the server itself or from another system in the network.