From owner-freebsd-questions Mon Jun 22 12:43:29 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id MAA05967 for freebsd-questions-outgoing; Mon, 22 Jun 1998 12:43:29 -0700 (PDT) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from java.dpcsys.com (java.dpcsys.com [206.16.184.7]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id MAA05955 for ; Mon, 22 Jun 1998 12:43:20 -0700 (PDT) (envelope-from dan@dpcsys.com) Received: from localhost (dan@localhost) by java.dpcsys.com (8.8.7/8.8.2) with SMTP id MAA06215; Mon, 22 Jun 1998 12:43:15 -0700 (PDT) Date: Mon, 22 Jun 1998 12:43:14 -0700 (PDT) From: Dan Busarow To: Jeremy Shaffner cc: Eddie Irvine , freebsd-questions@FreeBSD.ORG Subject: Re: Proxy arp - what is it? 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 Mon, 22 Jun 1998, Jeremy Shaffner wrote: > proxy arp is when one computer answers arp (IP <-> Ethernet > Address) requests for another computer. Just to expand on that a little bit. Ethernet really works using ethernet hardware addresses (MAC addresses), not IP addresses (fancy that :) Since most modems don't have MAC addresses the host providing dialup service supplies its own enet hardware address in response to arp requests for the modem's IP. Dan -- Dan Busarow 949 443 4172 DPC Systems / Beach.Net dan@dpcsys.com Dana Point, California 83 09 EF 59 E0 11 89 B4 8D 09 DB FD E1 DD 0C 82 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message