From owner-freebsd-questions@FreeBSD.ORG Tue Dec 12 07:14:33 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 5C02416A403 for ; Tue, 12 Dec 2006 07:14:33 +0000 (UTC) (envelope-from mapsware@prodigy.net.mx) Received: from smtp.prodigy.net.mx (nlpproxy08.prodigy.net.mx [148.235.52.28]) by mx1.FreeBSD.org (Postfix) with ESMTP id 934AE43CC9 for ; Tue, 12 Dec 2006 07:13:06 +0000 (GMT) (envelope-from mapsware@prodigy.net.mx) Received: from smtp.prodigy.net.mx (nlpproxy08 [148.235.52.28]) by smtp.prodigy.net.mx (iPlanet Messaging Server 5.2 HotFix 2.05 (built Mar 3 2005)) with ESMTP id <0JA500HEUG3YN6@smtp.prodigy.net.mx>; Tue, 12 Dec 2006 01:14:22 -0600 (CST) Received: from morena.maps.mx(dsl-189-165-11-230.prod-infinitum.com.mx [189.165.11.230]) by smtp.prodigy.net.mx(iPlanet Messaging Server 5.2 HotFix 2.05 (built Mar 3 2005))with ESMTP id <0JA500FADG3XVO@smtp.prodigy.net.mx>; Tue, 12 Dec 2006 01:14:22 -0600 (CST) Date: Tue, 12 Dec 2006 00:14:21 -0700 From: Martin Alejandro Paredes Sanchez In-reply-to: <20061204154222.GA636@host.my.domain> To: freebsd-questions@freebsd.org Message-id: <200612120014.22107.mapsware@prodigy.net.mx> MIME-version: 1.0 Content-type: text/plain; charset=utf-8 Content-transfer-encoding: quoted-printable Content-disposition: inline User-Agent: KMail/1.8.2 X-imss-version: 2.045 X-imss-result: Passed X-imss-scores: Clean:99.90000 C:2 M:6 S:5 R:5 X-imss-settings: Baseline:4 C:4 M:4 S:4 R:4 (9.0000 9.0000) References: <20061203174849.GA4561@host.my.domain> <20061204154222.GA636@host.my.domain> Cc: a@zeos.net Subject: Re: How does my computer work with an empty arp table? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 12 Dec 2006 07:14:33 -0000 El Lun 04 Dic 2006 08:42, a@zeos.net escribi=C3=B3: > On Mon, Dec 04, 2006 at 10:26:46AM -0500, Lowell Gilbert wrote: > > a@zeos.net writes: > > > My computer is connected to ISP via ADSL and works properly. > > > > > > I typed > > > > > > arp -a > > > > > > and saw an empty table, although I pinged successfully an Internet ho= st > > > one second ago. > > > > > > How does it work? > > > $ ifconfig > > > rl0: flags=3D8843 mtu 1500 > > > =C2=A0=C2=A0=C2=A0=C2=A0options=3D8 > > > =C2=A0=C2=A0=C2=A0=C2=A0inet6 fe80::202:44ff:fe92:1875%rl0 prefixlen = 64 scopeid 0x1=20 > > > =C2=A0=C2=A0=C2=A0=C2=A0inet 192.168.1.2 netmask 0xffffff00 broadcast= 192.168.1.255 > > > > Maybe you are connected to your service provider by PPP-over-Ethernet? > > In that case, the PPP link (which doesn't need ARP) is your next-hop > > to the Internet, rather than the modem on the Ethernet link. > > Yes, you are right, I forgot about PPP. Many thanks. Also, the ARP table only contain info of your subnet maps