Date: Sat, 27 May 2000 10:29:45 +0100 (BST) From: Jan Grant <Jan.Grant@bristol.ac.uk> To: Andy Dills <andy@xecu.net> Cc: Jan Grant <Jan.Grant@bristol.ac.uk>, freebsd-questions@FreeBSD.ORG Subject: Re: promiscuous ethernet Message-ID: <Pine.GHP.4.21.0005271027030.2554-100000@mail.ilrt.bris.ac.uk> In-Reply-To: <Pine.GSO.4.21.0005261235200.16951-100000@shell.xecu.net>
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On Fri, 26 May 2000, Andy Dills wrote: [ Cunning plan snipped ] > it will ifconfig <user gateway IP> 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
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