From owner-freebsd-questions Sat May 27 2:29:52 2000 Delivered-To: freebsd-questions@freebsd.org Received: from dire.bris.ac.uk (dire.bris.ac.uk [137.222.10.60]) by hub.freebsd.org (Postfix) with ESMTP id AC86C37B796 for ; Sat, 27 May 2000 02:29:49 -0700 (PDT) (envelope-from Jan.Grant@bristol.ac.uk) Received: from mail.ilrt.bris.ac.uk by dire.bris.ac.uk with SMTP-PRIV with ESMTP; Sat, 27 May 2000 10:29:46 +0100 Received: from localhost (cmjg@localhost) by mail.ilrt.bris.ac.uk (8.8.7/8.8.8) with ESMTP id KAA04969; Sat, 27 May 2000 10:29:45 +0100 (BST) Date: Sat, 27 May 2000 10:29:45 +0100 (BST) From: Jan Grant To: Andy Dills Cc: Jan Grant , freebsd-questions@FreeBSD.ORG Subject: Re: promiscuous ethernet In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 26 May 2000, Andy Dills wrote: [ Cunning plan snipped ] > it will ifconfig as an alias to xl0. NAT, which will be > run with -dynamic, will then begin address translation for the user. You need to time out on this to ensure that nobody else responds positively. > I'll redirect any and all DNS requests to the local DNS server. > > So, I belive I've at least accomplished the theory behind it. Can anybody > point out a flaw? Laptops are going to be configured to talk to their local IMAP/SMTP, etc servers. Even if these have routable IP addresses, there's a good chance that said machines won't want to talk to you. Severity of this depends on the intended use: if it's for web-browsing only, it's not going to be such a hardship. Apart from that, it's a good plan. You've effectively proxy-ARPed the internet after all! -- jan grant, ILRT, University of Bristol. http://www.ilrt.bris.ac.uk/ Tel +44(0)117 9287163 Fax +44 (0)117 9287112 RFC822 jan.grant@bris.ac.uk perl -e 's?ck?t??print:perl==pants if $_="Just Another Perl Hacker\n"' To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message