From owner-freebsd-questions@FreeBSD.ORG Mon Mar 24 14:35:16 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 84117421 for ; Mon, 24 Mar 2014 14:35:16 +0000 (UTC) Received: from smarthost1.sentex.ca (smarthost1.sentex.ca [IPv6:2607:f3e0:0:1::12]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 4DC90CA8 for ; Mon, 24 Mar 2014 14:35:16 +0000 (UTC) Received: from [IPv6:2607:f3e0:0:4:f025:8813:7603:7e4a] (saphire3.sentex.ca [IPv6:2607:f3e0:0:4:f025:8813:7603:7e4a]) by smarthost1.sentex.ca (8.14.8/8.14.8) with ESMTP id s2OEZFmv046574; Mon, 24 Mar 2014 10:35:15 -0400 (EDT) (envelope-from mike@sentex.net) Message-ID: <53304288.60404@sentex.net> Date: Mon, 24 Mar 2014 10:34:48 -0400 From: Mike Tancsa Organization: Sentex Communications User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Jos Chrispijn , "freebsd-questions@FreeBSD.org" Subject: Re: Real time traffic overview References: <533030BC.60306@webrz.net> In-Reply-To: <533030BC.60306@webrz.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.74 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Mar 2014 14:35:16 -0000 On 3/24/2014 9:18 AM, Jos Chrispijn wrote: > Running my server on FreeBSD 9.2 in the DMZ, I would like to know if > there is a program / graphical user interface on which I _real_time_ > can see what kind of traffic is entering my server (ports)? Running > ipfw but that is more statical / once a day list overview. ntop is/was popular for visualizing and graphing. For analysis, flow tools such as netflow and argus are very useful. ---Mike -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/