[time-nuts] GPS Outage..
phk at phk.freebsd.dk
Sat Feb 27 15:41:25 EST 2016
In message <A08B0266-2ED5-422E-8E5F-A227E491D8B2 at n1k.org>, Bob Camp writes:
>(Stratum 1,2,3) is based on various timing sources. It also was
>designed in an era of “top down” timing. That is a very different
>approach than the “bottom up” timing of the over the air codes
>on CDMA or some (but not all) advanced TDMA systems.
The BSTJ contains some very interesting articles about how
synchronization got introduced and rolled out in the telephone
You can find them on archive.org
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
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