From owner-freebsd-net@FreeBSD.ORG Tue Jul 22 21:05:32 2008 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id DF8FD1065672 for ; Tue, 22 Jul 2008 21:05:32 +0000 (UTC) (envelope-from oleksandr@samoylyk.sumy.ua) Received: from mail.telesweet.net (mail.telesweet.net [194.110.252.6]) by mx1.freebsd.org (Postfix) with ESMTP id A01BE8FC12 for ; Tue, 22 Jul 2008 21:05:32 +0000 (UTC) (envelope-from oleksandr@samoylyk.sumy.ua) Received: from localhost (localhost [127.0.0.1]) by mail.telesweet.net (Postfix) with ESMTP id C3E0410C6BF for ; Wed, 23 Jul 2008 00:05:31 +0300 (EEST) X-Spam-Flag: NO X-Spam-Score: -4.332 X-Spam-Level: X-Spam-Status: No, score=-4.332 required=5 tests=[ALL_TRUSTED=-1.8, AWL=0.067, BAYES_00=-2.599] Received: from [10.0.14.191] (pigeon.telesweet [10.0.14.191]) by mail.telesweet.net (Postfix) with ESMTP id 8F6C210C6C2 for ; Wed, 23 Jul 2008 00:04:43 +0300 (EEST) Message-ID: <48864B6C.9030404@samoylyk.sumy.ua> Date: Wed, 23 Jul 2008 00:04:44 +0300 From: Oleksandr Samoylyk User-Agent: Thunderbird 2.0.0.14 (Windows/20080421) MIME-Version: 1.0 To: freebsd-net@freebsd.org References: <4886474D.5030300@samoylyk.sumy.ua> In-Reply-To: <4886474D.5030300@samoylyk.sumy.ua> Content-Type: text/plain; charset=KOI8-U; format=flowed Content-Transfer-Encoding: 8bit Subject: Re: proxy-arp & mpd X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Jul 2008 21:05:33 -0000 Oleksandr Samoylyk пишет: > Dear Community, > > I'm using proxy-arp for public ips for our clients in order to give them > internet access using pptp-tunnels with mpd: > > # cat /usr/local/etc/mpd5/mpd.conf | grep arp > set iface enable proxy-arp > > # uname -a > FreeBSD xxx.xxxxxx.xxx 7.0-STABLE FreeBSD 7.0-STABLE #0: Tue May 13 > 06:54:41 EEST 2008 root@xxx.xxxxxx.xxx:/usr/obj/usr/src/sys/XXX amd64 > > Sometimes I see hanged arps: > > root 72148 0.0 0.0 2564 788 ?? S 9:33PM 0:20.69 > /usr/sbin/arp -S xx.xxx.xxx.xx 0:e:c:70:c6:4c pub > > where xx.xxx.xxx.xx is public ip address as well: root 58831 0.0 0.0 2564 788 ?? S 11:58PM 0:01.04 /usr/sbin/arp -d xx.xxx.xxx.xx > In such moments clients can't connect to pptp-server (e.g., Error 800 > for Windowz clients). > > Why does that happen? How can I prevent such situations? > > > Thank you! > -- Oleksandr Samoylyk OVS-RIPE