[c-nsp] NTP Servers

James Slepicka (c-nsp) cisco-nsp at slepicka.net
Mon Jun 25 11:37:16 EDT 2012


Just be aware that the Windows Time service isn't terribly accurate, so it may not be suitable for some environments:

http://support.microsoft.com/kb/939322


-----Original Message-----
From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Jared Mauch
Sent: Saturday, June 23, 2012 11:23 AM
To: Josh Baird
Cc: cisco-nsp at puck.nether.net
Subject: Re: [c-nsp] NTP Servers

Or you can ask the it guys to use a windows server... Eg:

http://support.microsoft.com/kb/816042

On Jun 23, 2012, at 9:14 AM, Josh Baird <joshbaird at gmail.com> wrote:

> It seems like a waste to spend money on "NTP appliances," when you can 
> build an "enterprise quality" system using Linux (for free) in a 
> matter of minutes.  We run three, and they have supported over 10k 
> devices with zero problems for over 5 years.  It's not like ntpd is very resource intensive.
> 
> Josh
> 
> On Sat, Jun 23, 2012 at 1:38 AM, Andrew Miehs <andrew at 2sheds.de> wrote:
> 
>> 
>> 
>> Sent from a mobile device
>> 
>> On 23/06/2012, at 15:05, Mack McBride <mack.mcbride at viawest.com> wrote:
>> 
>>> A good linux server will suffice.
>>> 6500s have a pretty wimpy CPU.
>>> This is from a linux server with a cheap atom board:
>> 
>> Agreed - If it were only me, I too would run a couple of boxes, but 
>> this is an enterprise site.
>> 
>> Unfortunately the team here has little unix know how which is why I 
>> am looking for appliances. The plan is that all the network 
>> infracture and wireless gear - mostly cisco would use these servers - 
>> so no more than
>> 10000 devices - would like something with a stable clock however. We 
>> have already had some authentication issues due to times being in the future.
>> 
>> Regards
>> 
>> Andrew
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