Yo Hal! On Mon, 30 May 2016 23:46:52 -0700 Hal Murray <[email protected]> wrote:
> [email protected] said: > >> > Changing minpoll fixes all OS, and keeps the change local to > >> > avoid unintended consequences. > >> Only if they have a timeout in the right range. > > Oh, it is in the right range. Linux by default has a gc_timeout of > > 60 seconds. Anytime after that Linux may delete the ARP entry. > > I meant only if the other OSes have the right timeout. There are other OS's than Linux? I refuse to acknowledge that. > If they have a 30 second timeout, your maxpoll of 5 won't work. RFC 826 defines ARP. It makes no mention of how long the timeout should be. Cisco uses 4 hours. I can not find the info on OS X. Gack, I see Windows Vista can expire in 30 to 45 seconds. Wow, that explains some bad Windows performance... > [email protected] said: > > Maybe ntpd is reseting the kernel PLL to center on restart, instead > > of leaving it at its current setting? > > I think it's worse than that. I think it's using the time from the > first response. A target rich environment. Reminding me why I prefer chronyd (for now). RGDS GARY --------------------------------------------------------------------------- Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703 [email protected] Tel:+1 541 382 8588
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