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GPS week number rollover event on April 6th
- Subject: GPS week number rollover event on April 6th
- From: cma at cmadams.net (Chris Adams)
- Date: Fri, 8 Mar 2019 21:53:00 -0600
- In-reply-to: <[email protected]>
- References: <[email protected]>
Once upon a time, Gerry Boudreaux <gerry at tape.net> said:
> For those who have GPS based NTP servers.
>
> https://ics-cert.us-cert.gov/sites/default/files/documents/Memorandum_on_GPS_2019.pdf
Note that the standard ntpd daemon has different code for different time
sources related to the GPS week roll-over. For example, the Trimble
TSIP driver has a hard-coded offset and has already rolled (but didn't
do it right on at least some devices).
--
Chris Adams <cma at cmadams.net>