From owner-freebsd-stable Mon Nov 6 8:51: 4 2000 Delivered-To: freebsd-stable@freebsd.org Received: from mail.gelrevision.nl (mail.gelrevision.nl [195.86.58.10]) by hub.freebsd.org (Postfix) with ESMTP id 22AFE37B479 for ; Mon, 6 Nov 2000 08:50:57 -0800 (PST) Received: from localhost [195.86.231.176] by mail.gelrevision.nl with ESMTP (SMTPD32-6.00) id A122949F0074; Mon, 06 Nov 2000 17:49:38 +0100 Date: Mon, 6 Nov 2000 17:50:39 +0100 (CET) From: Maarten van Schie To: David Kelly Cc: stable@FreeBSD.ORG Subject: Re: Strange latency? Was: 4.1.1-Stable In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Mon, 6 Nov 2000, Maarten van Schie wrote: > > > On Sun, 5 Nov 2000, David Kelly wrote: > > > Maarten van Schie writes: > > > I think you missed something, root uses Pine(just local) and users use it > > > remote(iaw log in to their respective servers), so AFAIK root does not > > > need to do DNS requests. > > > > Whether it *needs* to do a DNS or not is beside the point. The > > conclusion is that it appears to be doing a DNS lookup. Could be for > > nothing more than an IP address of the local machine. > > That will be for it's NIC's MAC adress. > > > How responsive is "nslookup"? Well, just because it looks something up > > fast is no good measure, but if you can find something it might lookup > > slow that should be fast then you've found a clue. How fast does it > > lookup your oT machine and the others on the local net? > > > > Wonder if your DNS servers don't know oT and are not authoratative for > > oT's domain so they go looking upstream DNS servers rather than return > > an instant "Not Found". As you say in an earlier message o8.com is a > > non-existent domain. So such a lookup has to go all the way to the root > > domain servers before that is discovered. > > > > Well, other facts, which I've given earlier: > > I'm situated within my home LAN, attached to my ISP's cable network. In > this LAN are 7 systems present of which 1 is the internet gateway. All > other systems than mine do not have the problem I have so it's located > inside my(this) system. > > My LAN is not an official one, so the DNSes do not know it. > I was told that it didn't realy matter what kind of name you should give > your system...but I just found out o8.com is registered by Tucows.. > May that be the problem? > > Yesterday someone told me to tcpdump and see what goes on between my box > and others. It seemed to me that my DNSes are having trouble fetching > my NIC's MAC adress..in other words that it's malfunctioning. Aah well..I was already told this is not the way things work.. > So I installed another one, without results :( > > Maarten. > > > > -- > > David Kelly N4HHE, dkelly@hiwaay.net > > ===================================================================== > > The human mind ordinarily operates at only ten percent of its > > capacity -- the rest is overhead for the operating system. > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message