[131422] in North American Network Operators' Group
RE: NTP Server
daemon@ATHENA.MIT.EDU (Brandon Kim)
Sun Oct 24 12:27:00 2010
From: Brandon Kim <brandon.kim@brandontek.com>
To: nanog group <nanog@nanog.org>
Date: Sun, 24 Oct 2010 12:26:52 -0400
In-Reply-To: <156884471-1287935530-cardhu_decombobulator_blackberry.rim.net-1141047724-@bda588.bisx.prod.on.blackberry>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Wow that is amazing and quite impressive that you even run the antenna line=
s....interesting......do you have to pay for the GPS service?
> Subject: Re: NTP Server
> To: brandon.kim@brandontek.com
> From: jkrejci@usinternet.com
> Date: Sun=2C 24 Oct 2010 15:52:03 +0000
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> Internet ntp is not as reliable as local ntp due to either reachability o=
r tampering. We run a pair of GPS ntp servers with antennas ran to the roof=
of the building. We make them available to our customers as well as for ou=
r own use.
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> ------Original Message------
> From: Brandon Kim
> To: nanog@nanog.org
> Subject: NTP Server
> Sent: Oct 24=2C 2010 10:34 AM
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> Hey guys:
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> I wanted to open up this question regarding NTP server. I recalled someon=
e had created a posting of this quite awhile back.
> >From a service provider/ISP standpoint=2C does anyone think that having=
a local NTP server is really necessary?
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> I've asked some of my fellow engineers at work and many of them gives me =
the same response=2C "Can't we just use free ones out on the internet?"
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> 1) How necessary do you believe in local NTP servers? Do you really need =
the logs to be perfectly accurate?
> 2) If you do have a local NTP server=2C is it only for local internal use=
=2C or do you provide this NTP server to your clients as an added service?
> 3) If you do have a local NTP server=2C do you have a standby local NTP s=
erver or do you use the internet as your standby server?
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> Thoughts?
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> Thanks in advance=2C and this list is such a valuable wealth of resource.=
...
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> Brandon
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> Sent via BlackBerry from T-Mobile
=
