Re: [Linuxptp-users] Want to reduce offset (which is distance dependant) between boundary clocks.

[Xavier B. <xav...@fr...>]

Hi Aniket,

Le vendredi 15 janvier 2016 à 15:51 +0530, aniket a écrit :
> Hi...very good afternoon to all.
> 
> Myself Aniket Hendre, project engineer C from National Centre for Radio 
> Astrophysics, India.
> 
> I am synchronising two boundary clocks using ptp4l. I found that the 
> offset at the slave PHY clock from master PHY clock varies with respect 
> to distance between these clocks.
> 
> In my first experiment,  master and slave are 2 Km away from each other. 
> In this case I got offset at slave PHY clock around 50 nano second.

Over such a distance you may be interested in https://en.wikipedia.org/wiki/The_White_Rabbit_Project

Regards,
	Xav