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Re: [custom] Custom Debian Distros need the help from debian developers

On Sun, Feb 15, 2004 at 09:28:45PM +0100, Matthias Urlichs wrote:
> Hi, Steve Langasek wrote:

> > Actually, this is fundamental to the NTP protocol; you get a more accurate
> > clock if you can cross-reference the timestamps between multiple servers. 
> > Pointing to pool.ntp.org may give you a consistently accessible *single*
> > server, but you don't get the assurance of having multiple referents. 
> > (You'll just have a single referent, which may be a different server each
> > time you poll it.)

> Sure you do. NTP caches the IP address, and BIND round-robins or
> randomizes multiple addresses on one hostname.

> Thus, if you have three pool.ntp.org lines in your /etc/ntp.conf, you get
> three stable servers (until you restart the server, then you get
> three different ones). We did not want to do this by default because we
> didn't (yet?) ask the pool.ntp.org people whether that would be
> acceptable. It's their servers, after all.

Ah, ok -- *that* sounds like something that would be a reasonable
default (whereas pointing to one server at a time, as far as I
understand NTP, would not be).

Steve Langasek
postmodern programmer

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