[c-nsp] NTP Setup

[M K]

Some routers have public IP addresses assigned and they are able to access the Internet But according to all guys its better to have NTP servers (two or more) and all devices talk to them 

> Date: Sun, 8 Mar 2015 12:07:58 -0400
> Subject: Re: [c-nsp] NTP Setup
> From: ler762 at gmail.com
> To: gunner_200 at live.com
> CC: cisco-nsp at puck.nether.net
> 
> On 3/8/15, M K <gunner_200 at live.com> wrote:
> > HiWhat is the best setup for NTP to be implemented in a network ?Linux
> > server with ntpd package installed and all devices pointing to it ? or a
> > core router with public access synchronized with public clock and all
> > devices pointing to it ? 		 	   		
> 
> You should have at least three NTP servers.   Not sure what "core
> router with public access" means, but I wouldn't want anything outside
> my network being able to access a service on a core router.  If you
> really want to go that way, I'd suggest using a couple of 7200s that
> aren't doing anything else.
> 
> I'd say the better setup* would be 3 or 5 servers running ntpd &
> getting their clock from GPS or wireless cell phone towers & using
> Internet time servers as a backup
> 
> Regards,
> Lee
> 
> 
> * wrt price/performance.  even better would be each ntp server having
> it's own high quality clock