Re: [Linuxptp-users] List of Boundary clocks

[Keller, J. E <jac...@in...>]

> -----Original Message-----
> From: Richard Cochran [mailto:ric...@gm...]
> Sent: Thursday, March 21, 2013 11:58 AM
> To: Mozhdeh Kamel
> Cc: lin...@li...
> Subject: Re: [Linuxptp-users] List of Boundary clocks
> 
> 2. Get a computer with true HW time stamping support. Note that you
>    cannot just use a box with multiple PCI cards, for example. The
>    ports must all share *one* clock.
> 
> 
> HTH,
> Richard
> 

Also, just because the ports are on the same PCI card also does not mean they share a clock. You have to be sure the hardware supports a single clock for multiple ports.

- Jake