[ntp:questions] IEEE 1588 (PTP) at the nanosecond level?

Joe Gwinn joegwinn at comcast.net
Tue Mar 18 00:09:51 UTC 2014


In article <slrnliefc3.gg0.hjj at freesbee.wheel.dk>, Hans Jørgen Jakobsen
<hjj at wheel.dk> wrote:

> On Mon, 17 Mar 2014 08:50:08 -0400, Joe Gwinn wrote:
> >
> > Yes.  My question is basically a query about the current state of the
> > art.
> In Cable headends they are using the DTI interface/protocol to sync
> multiple boxes to within a few(5) ns.

I'm not familiar with DTI.  Does it work over ethernet?  Or does it use
dedicated links?

What does DTI stand for?

Joe Gwinn



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