From owner-freebsd-questions@FreeBSD.ORG Sun Jan 25 11:43:54 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 45E6516A4CE for ; Sun, 25 Jan 2004 11:43:54 -0800 (PST) Received: from smtp.infracaninophile.co.uk (ns0.infracaninophile.co.uk [81.2.69.218]) by mx1.FreeBSD.org (Postfix) with ESMTP id EEB3C43D2D for ; Sun, 25 Jan 2004 11:43:50 -0800 (PST) (envelope-from m.seaman@infracaninophile.co.uk) Received: from happy-idiot-talk.infracaninophile.co.uk (localhost [IPv6:::1]) i0PJhkjc013796 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 25 Jan 2004 19:43:46 GMT (envelope-from matthew@happy-idiot-talk.infracaninophile.co.uk) Received: (from matthew@localhost)id i0PJhjGV013795; Sun, 25 Jan 2004 19:43:45 GMT (envelope-from matthew) Date: Sun, 25 Jan 2004 19:43:45 +0000 From: Matthew Seaman To: Matthew Fremont Message-ID: <20040125194345.GC12995@happy-idiot-talk.infracaninophile.co.uk> Mail-Followup-To: Matthew Seaman , Matthew Fremont , freebsd-questions@freebsd.org References: <20040125191306.98522.qmail@web20025.mail.yahoo.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Fig2xvG2VGoz8o/s" Content-Disposition: inline In-Reply-To: <20040125191306.98522.qmail@web20025.mail.yahoo.com> User-Agent: Mutt/1.5.5.1i X-Spam-Status: No, hits=-4.9 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=2.63 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on happy-idiot-talk.infracaninophile.co.uk cc: freebsd-questions@freebsd.org Subject: Re: nslookup and reverse lookup failure of nameserver under 5.2-RELEASE X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 25 Jan 2004 19:43:54 -0000 --Fig2xvG2VGoz8o/s Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Jan 25, 2004 at 11:13:06AM -0800, Matthew Fremont wrote: > The nameserver is working properly, and commands like > dig(1), host(1), telnet(1), and ftp(1), are able to > sucessfully resolve names. The problem appears to be > isolated to nslookup(8). >=20 > If memory serves me correctly, at some time in the > past nslookup handled a reverse lookup failure of the > server more gracefully, identifying the server as > "Unknown", and continuing with the query. As I recall, this quirk of nslookup(8) was one of the reasons why the BIND project has deprecated it in favour of the better behaved tools like dig(1) and host(1). If you used a version of nslookup(8) that didn't have this problem, then it must have been specially patched to do so. Cheers, Matthew --=20 Dr Matthew J Seaman MA, D.Phil. 26 The Paddocks Savill Way PGP: http://www.infracaninophile.co.uk/pgpkey Marlow Tel: +44 1628 476614 Bucks., SL7 1TH UK --Fig2xvG2VGoz8o/s Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD8DBQFAFBxxdtESqEQa7a0RAmX5AJ9fBW5OQUPaXTdzy4H6Oh3H8THbAwCeNxsI Es6XMi11xAmA3t8YVgayu6A= =VC3v -----END PGP SIGNATURE----- --Fig2xvG2VGoz8o/s--