Re: [Linuxptp-users] Timestamp value in PTP Sync & Followup packets

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

On Thu, Oct 17, 2019 at 11:06:13AM +0000, RAVEENDRA M wrote:
> We are using "Ethernet controller: Intel Corporation Ethernet Connection X552 10 GbE SFP+" 
> Yes. We are sending Sync & Followup messages from Intel MAC. 

Then the follow up time stamps should be non-zero.

> Another issue observed with single step ptp operation. I made changes for single step ptp master with making twoStepFlag as zero.

That card does not support one-step.

> Jan 07 01:02:15 mavdu.local ptp4l_master[8503]: ptp4l_master[90657.836]: ioctl SIOCSHWTSTAMP failed: Numerical result out of range
> Jan 07 01:02:15 mavdu.local ptp4l_master[8503]: [90657.836] ioctl SIOCSHWTSTAMP failed: Numerical result out of range

^^^ See?

HTH,

Richard