Re: [Linuxptp-users] phc2sys doesn't sync RTC, UTC - TAI Difference

[Richard C. <ric...@gm...>]

On Wed, Jun 08, 2016 at 04:25:17PM +0200, ds...@gm... wrote:
> I use on the slave side the ptp timestamp with high accuracy for logging data,
> parallel i want to capture some wireshark frames with tcpdump.
> tcpdump uses the RTC so i'm not able to see directly the associated
> timestamps of PTP and RTC.
> This is the reason why i want to have the same time at PHC and RTC.
> 
> Is this possible?

Yes, you can use "-O 0" on the phc2sys command line.

Warning: This won't work with 3rd party PTP equipment!

HTH,
Richard