From owner-freebsd-questions Sat Oct 24 19:22:23 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id TAA27238 for freebsd-questions-outgoing; Sat, 24 Oct 1998 19:22:23 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id TAA27231 for ; Sat, 24 Oct 1998 19:22:20 -0700 (PDT) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.9.1/8.9.1) id VAA01594; Sat, 24 Oct 1998 21:21:31 -0500 (CDT) Date: Sat, 24 Oct 1998 21:21:31 -0500 From: Dan Nelson To: Greg Lehey , Brendan Kosowski , FreeBSD Questions Subject: Re: Time calibration ? Message-ID: <19981024212131.A1534@emsphone.com> References: <19981024201015.B29492@emsphone.com> <19981025124740.D16609@freebie.lemis.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 0.94.3i In-Reply-To: <19981025124740.D16609@freebie.lemis.com>; from "Greg Lehey" on Sun Oct 25 12:47:40 GMT 1998 X-OS: FreeBSD 2.2.7-STABLE Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In the last episode (Oct 25), Greg Lehey said: > On Saturday, 24 October 1998 at 20:10:15 -0500, Dan Nelson wrote: > > Your ISP seems to run one two hops away from you at > > Fddi0-0.lon7.Melbourne.telstra.net (139.130.239.228). > > Innteresting. Where did you discover this server? It's not in the > lists, and it turns out to be the most accessible for me as well. My standard procedure. I traceroute the user, then ntptrace the last 3 or 4 hops :) Cisco servers have NTP client/server functionality built in, so many border routers can be used as NTP servers. Lots of ISPs may also have an "official" server; I sometimes check to see if ntp. date. or mail.domain.com respond to NTP queries. -Dan Nelson dnelson@emsphone.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message