From owner-freebsd-net@FreeBSD.ORG Sun Nov 27 18:24:52 2011 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 073D9106566B; Sun, 27 Nov 2011 18:24:52 +0000 (UTC) (envelope-from kob6558@gmail.com) Received: from mail-iy0-f182.google.com (mail-iy0-f182.google.com [209.85.210.182]) by mx1.freebsd.org (Postfix) with ESMTP id BBAA98FC0A; Sun, 27 Nov 2011 18:24:51 +0000 (UTC) Received: by iakl21 with SMTP id l21so11521632iak.13 for ; Sun, 27 Nov 2011 10:24:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=5B46GHJjBOML9qpqpvtZTsmD+G1A91/TRyq/6xbm8Tw=; b=Iu+tDLvolwwA8G5cZt/u32KbrqRY9whjGyBNUYCwpgCWLxx85vENqDnUtTykMZmlst Mc5pF2r/cPuJF9smozbxzZxMCuRVKz2LwDGPOjSHIkVO7oh40OuT6tufGVnaEIDTu17H iP80DYWGZWwhdqgrZRtXF+7gb7hHINiU4BzrM= MIME-Version: 1.0 Received: by 10.50.17.168 with SMTP id p8mr6987579igd.20.1322416742622; Sun, 27 Nov 2011 09:59:02 -0800 (PST) Received: by 10.231.46.198 with HTTP; Sun, 27 Nov 2011 09:59:02 -0800 (PST) In-Reply-To: <528001322406641@web2.yandex.ru> References: <528001322406641@web2.yandex.ru> Date: Sun, 27 Nov 2011 09:59:02 -0800 Message-ID: From: Kevin Oberman To: Darren Baginski Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-net@freebsd.org, freebsd-questions@freebsd.org Subject: Re: OpenBGPd stability issue on FreebBSD 9-PRERELEASE 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: Sun, 27 Nov 2011 18:24:52 -0000 On Sun, Nov 27, 2011 at 7:10 AM, Darren Baginski wrote: > Hi! > > I'm having issues with OpenBGPd =A0openbgpd-4.9.20110612_1 running on =A0= FreebBSD 9-PRERELEASE. > BGP sessions flap for no reason every ~4hours, bgp sessions itself receiv= e only default form cisco router. > FreeBSD 8.2 is not affected. > How can I troubleshot this? Start by looking at the logs on both ends. Why did the session get torn down? Which end triggered it? Without this information it is impossible to figure much out. If the logs don't provide a clue, you can capture the BGP traffic with tcpdump and analyze with wireshark. --=20 R. Kevin Oberman, Network Engineer E-mail: kob6558@gmail.com