From owner-freebsd-mozilla Wed May 6 16:30:44 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id QAA14977 for freebsd-mozilla-outgoing; Wed, 6 May 1998 16:30:44 -0700 (PDT) (envelope-from owner-freebsd-mozilla@FreeBSD.ORG) Received: from fep1-orange.clear.net.nz (fep1-orange.clear.net.nz [203.97.32.1]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id QAA14895 for ; Wed, 6 May 1998 16:30:19 -0700 (PDT) (envelope-from jabley@clear.co.nz) Received: from buddha.clear.net.nz (buddha.clear.net.nz [192.168.24.106]) by fep1-orange.clear.net.nz (1.5/1.9) with ESMTP id LAA16635; Thu, 7 May 1998 11:29:47 +1200 (NZST) Received: from localhost (jabley@localhost) by buddha.clear.net.nz (8.8.8/8.8.8) with SMTP id LAA19790; Thu, 7 May 1998 11:29:28 +1200 (NZST) (envelope-from jabley@clear.co.nz) Date: Thu, 7 May 1998 11:29:28 +1200 (NZST) From: Joe Abley X-Sender: jabley@buddha.clear.net.nz To: Warner Losh cc: Derek Casanares , freebsd-mozilla@FreeBSD.ORG Subject: Re: error message with FreeBSD In-Reply-To: <199805062229.QAA14738@harmony.village.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-mozilla@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 6 May 1998, Warner Losh wrote: > In message Joe Abley writes: > : I don't think .32 would ever normally be a broadcast address, since it > : sits on a power of 2 boundary? > > If my machine has a network address of 209.1.112.33 and a netmask of > 0xffffffe0, then what would its broadcast address be by default? > 209.1.112.32 since broadcast addresses are all zeros on older versions > of some TCP stacks.... Ah, that's right - the all-zeros broadcast address. I was forgetting about that. > However, it is much more likely that two machines are using the same > IP address, or that one machine is using it with different NICs. Or that the network contains a lot of mobile (say) dhcp-configured clients - one laptop is shut down, releases its lease on its IP address and another one starts up shortly afterwards, receives the same address and sends out ARP responses accordingly. Or something like that :) Joe -- Joe Abley Tel +64 9 912-4065, Fax +64 9 912-5008 Network Architect, CLEAR Net http://www.clear.net.nz/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-mozilla" in the body of the message