From owner-freebsd-questions Wed Jan 15 9: 9: 3 2003 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 9582637B401 for ; Wed, 15 Jan 2003 09:09:01 -0800 (PST) Received: from murphys.services.quay.plus.net (murphys.services.quay.plus.net [212.159.14.225]) by mx1.FreeBSD.org (Postfix) with SMTP id 1769143F3F for ; Wed, 15 Jan 2003 09:08:54 -0800 (PST) (envelope-from andrew@bramp.freeserve.co.uk) Received: (qmail 6711 invoked from network); 15 Jan 2003 16:28:41 -0000 Received: from bramp.plus.com (HELO andrew) (195.166.150.244) by murphys.services.quay.plus.net with SMTP; 15 Jan 2003 16:28:41 -0000 Message-ID: <04df01c2bcb3$2cc17900$0300a8c0@andrew> From: "Andrew Brampton" To: "Rus Foster" , References: <20030115155720.P27295-100000@freebsd.rf0.com> Subject: Re: SSH Reverse DNS Lookup Date: Wed, 15 Jan 2003 16:28:40 -0000 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG I personaly would be in trouble. I use the UK ISP Plus.net and for atleast 18months now my IP hasn't had a reverse DNS. Plus.net put this down to a problem with RIPE which they have yet to be able to resolve. Its strange because its only a certain block of Plus.net's IPs, since my friends have a fully functional reverse DNS. Andrew ----- Original Message ----- From: "Rus Foster" To: Sent: Wednesday, January 15, 2003 3:59 PM Subject: SSH Reverse DNS Lookup > Hi All, > Basically a two fold question. > > 1) How do I force sshd to do a reverse DNS lookup and deny the connection > if it fails? > > 2) I run a public shell account server. Do you think I'm asking for > trouble by turning the option on? > > Cheers > > Rus > -- > http://www.65535.net | MSN: support@65535.net > Lifetime UNIX logins - Web Hosting > Offsite Backups - Remote System Monitoring > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message