From owner-freebsd-net@FreeBSD.ORG Tue Jul 22 21:02:11 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 6FFDE106564A for ; Tue, 22 Jul 2008 21:02:11 +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 329BC8FC23 for ; Tue, 22 Jul 2008 21:02:11 +0000 (UTC) (envelope-from oleksandr@samoylyk.sumy.ua) Received: from localhost (localhost [127.0.0.1]) by mail.telesweet.net (Postfix) with ESMTP id 3181810C6B2 for ; Tue, 22 Jul 2008 23:46:33 +0300 (EEST) X-Spam-Flag: NO X-Spam-Score: -4.328 X-Spam-Level: X-Spam-Status: No, score=-4.328 required=5 tests=[ALL_TRUSTED=-1.8, AWL=0.071, BAYES_00=-2.599] Received: from [10.0.0.109] (pigeon-work.telesweet [10.0.0.109]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.telesweet.net (Postfix) with ESMTPS id 65E7110C6B0 for ; Tue, 22 Jul 2008 23:46:30 +0300 (EEST) Message-ID: <4886474D.5030300@samoylyk.sumy.ua> Date: Tue, 22 Jul 2008 23:47:09 +0300 From: Oleksandr Samoylyk User-Agent: Thunderbird 2.0.0.14 (X11/20080505) MIME-Version: 1.0 To: freebsd-net@freebsd.org Content-Type: text/plain; charset=KOI8-U; format=flowed Content-Transfer-Encoding: 7bit Subject: 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 21:02:11 -0000 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 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