[ntp:questions] Does NTPClient need to be enabled for clients

Richard B. Gilbert rgilbert88 at comcast.net
Fri Feb 12 15:36:30 UTC 2010


Rob wrote:
> Jonathan de Boyne Pollard <J.deBoynePollard-newsgroups at NTLWorld.COM> wrote:
>>>
>>> We use our one of our data centers internal default gateway (Router).
>>> Everything feeds off of that.
>>> It had best work well. It was $100K +.
>>>
>> So what benefit is that $100K extra stratum gaining you?  It has to be 
>> more than just splitting the UDP/IP path to the lower stratum servers in 
>> twain.  But it's not reliability, because if your router goes down it 
>> still takes your NTP server with it.  So what is it?  Do you perhaps 
> 
> The big advantage of such a setup is that all your systems will agree
> on the same time.  Locally you have short roundtrip time variations so
> the polls of the local NTP server have small jitter and are not affected
> by the loading of the internet link.
> 
> It is usually more important that all systems have the same time, than
> that this time is very accurate.

If you can get all systems to agree on the time it's usually no more 
difficult to get them to agree on the *correct* time!  The rock solid 
"beat" of a GPS is easy for most clocks to march to!




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