From owner-freebsd-net@FreeBSD.ORG  Fri Jun  5 14:06:12 2009
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
Delivered-To: freebsd-net@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 07D4B106564A;
	Fri,  5 Jun 2009 14:06:12 +0000 (UTC)
	(envelope-from roberto@keltia.freenix.fr)
Received: from keltia.freenix.fr (keltia.freenix.org
	[IPv6:2001:660:330f:f820:213:72ff:fe15:f44])
	by mx1.freebsd.org (Postfix) with ESMTP id 9350E8FC08;
	Fri,  5 Jun 2009 14:06:11 +0000 (UTC)
	(envelope-from roberto@keltia.freenix.fr)
Received: from localhost (localhost [127.0.0.1])
	by keltia.freenix.fr (Postfix/TLS) with ESMTP id 6F5093BE0A;
	Fri,  5 Jun 2009 16:06:10 +0200 (CEST)
X-Virus-Scanned: amavisd-new at keltia.freenix.fr
Received: from keltia.freenix.fr ([127.0.0.1])
	by localhost (keltia.freenix.fr [127.0.0.1]) (amavisd-new, port 10024)
	with ESMTP id KLugAEaksTFj; Fri,  5 Jun 2009 16:06:09 +0200 (CEST)
Received: from roberto-al.eurocontrol.fr (aran.keltia.net [88.191.250.24])
	(using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
	(No client certificate requested) (Authenticated sender: roberto)
	by keltia.freenix.fr (Postfix/TLS) with ESMTPSA id 47AFC3BBCF;
	Fri,  5 Jun 2009 16:06:09 +0200 (CEST)
Date: Fri, 5 Jun 2009 16:06:04 +0200
From: Ollivier Robert <roberto@keltia.freenix.fr>
To: "Sean C. Farley" <scf@FreeBSD.org>
Message-ID: <20090605140604.GA693@roberto-al.eurocontrol.fr>
References: <20090605124428.GA85576@mavetju.org>
	<alpine.BSF.2.00.0906050846160.6209@thor.farley.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <alpine.BSF.2.00.0906050846160.6209@thor.farley.org>
X-Operating-System: MacOS X / Macbook Pro - FreeBSD 7.2 / Dell D820 SMP
User-Agent: Mutt/1.5.19 (2009-01-05)
Cc: freebsd-net@FreeBSD.org, Edwin Groothuis <edwin@FreeBSD.org>
Subject: Re: NTP - default /etc/ntp.conf
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 05 Jun 2009 14:06:12 -0000

According to Sean C. Farley:
> I would also add restrict lines to it since ntp defaults to being open  
> to all packets.

Now that I think of it, please add also the following lines, which helps when losing the sync on the remote servers.

server 127.127.1.0
fudge 127.127.1.0 stratum 10

That adds a local clock as a fallback.

-- 
Ollivier ROBERT -=- FreeBSD: The Power to Serve! -=- roberto@keltia.freenix.fr
In memoriam to Ondine : http://ondine.keltia.net/