14 Aug
2023
14 Aug
'23
4:55 a.m.
On Mon, 14 Aug 2023, Masataka Ohta wrote:
Mike Hammett wrote:
" As such, the ultimate (a little expensive) solution is to have your own Rb clocks locally."
Yeah, that's a reasonable course of action for most networks.
For most data centers with time sensitive transactions, at least.
*sigh*
https://en.wikipedia.org/wiki/Atomic_clock Modern rubidium standard tubes last more than ten years, and can cost as little as US$50.
From this discussion it seems there is very little overlap between nanog membership and time-nuts.
Cheap Rb GPSDO are well known there. Even a bottom barrel OCXO GPSDO would provide significant protection against determined GPS attacker. -Dan