I only got it to work with the -r -r command, Is that worrying? phc2sys -a -r -r
On Wed, Oct 3, 2018 at 11:24 PM Richard Cochran <richardcoch...@gmail.com> wrote: > On Wed, Oct 03, 2018 at 08:58:51PM +0000, Maxime Lemonnier wrote: > > so, if I read the doc correctly, since I want my CLOCK_REALTIME synched > too > > (by eth0 in my use case) I use > > > > ptp4l -i eth0 -i eth1 -i eth2 --boundary_clock_jbod=1 > > phc2sys -a -r > > Yes. > > > ... and all devices should use HW timestamping. I understand that I can > not > > use the -O -37 anymore, so how will I get UTC time on my CLOCK_REALTIME? > > Your TimeSever should provide TAI, and phc2sys knows how to convert > from TAI to UTC based on the information provided by the TimeServer. > > > Can/should I force eth0 to be slaveOnly (this one is to be mastered by my > > TimeServer on subnet 192,168..0.x), or should I let it it figure all this > > out automatically? > > If the TimeServer is advertising a low clock class value, then it > should just work. Otherwise just use the priority1 setting to > de-prioritize the ptp4l instance. > > HTH, > Richard > >
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