From owner-freebsd-hackers Thu Apr 16 05:55:09 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id FAA26944 for freebsd-hackers-outgoing; Thu, 16 Apr 1998 05:55:09 -0700 (PDT) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from ns.ase.dowjones.com (ns.ase.dowjones.com [206.112.106.2]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id FAA26939 for ; Thu, 16 Apr 1998 05:55:05 -0700 (PDT) (envelope-from jim.king@mail.sstar.com) Received: from teal (teal.ase.dowjones.com [206.112.106.125]) by ns.ase.dowjones.com (8.8.8/8.8.5) with SMTP id HAA16397 for ; Thu, 16 Apr 1998 07:55:01 -0500 (CDT) Message-Id: <3.0.5.32.19980416075501.0091f500@mail.sstar.com> X-Sender: jim.king@mail.sstar.com X-Mailer: QUALCOMM Windows Eudora Light Version 3.0.5 (32) Date: Thu, 16 Apr 1998 07:55:01 -0500 To: hackers@FreeBSD.ORG From: Jim King Subject: Re: DHCP client/server integration (import proposal) In-Reply-To: <199804160627.XAA13398@usr01.primenet.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG At 06:27 AM 4/16/98 +0000, Terry Lambert wrote: >> >> I have a contribified version of the ISC DHCP suite (2.0b1pl0), which I >> >> would like to incorporate, as a first step towards making FreeBSD a good >> >> DHCP citizen. >> >> I will also nod agreement towards importing this. I imagine this will be >> made rc.conf-friendly so it's relatively painless to start using? > >Windows 98 will, in the absence of a DHCP server, randomly >allocate an address on the 10/8 network, after an ARP fails to >show an existing user of the address. > >Statistically, this is a 1 in 2^24th possibility of a collision, >and then only between the ARP and the allocation. > >This type of allocation is a good model for a serverless environment. > >I would recommend that a good FreeBSD client use the same algorithm. fwiw, wide-dhcp also allocates a 10/8 address if it doesn't get a response from a DHCP server. But this brings up another question: If the DHCP client only gets NAK responses should it still allocate a 10/8 address for itself, or should it take this to mean that it shouldn't be using the network at all? ---------- Nobody cares about my opinions. Jim King http://www.sstar.com/jim_king/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message