From owner-freebsd-questions@FreeBSD.ORG Tue Jun 1 15:44:10 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B40CC1065676 for ; Tue, 1 Jun 2010 15:44:10 +0000 (UTC) (envelope-from omerfsen@gmail.com) Received: from mail-gy0-f182.google.com (mail-gy0-f182.google.com [209.85.160.182]) by mx1.freebsd.org (Postfix) with ESMTP id 6ECAC8FC12 for ; Tue, 1 Jun 2010 15:44:10 +0000 (UTC) Received: by gyh20 with SMTP id 20so4702008gyh.13 for ; Tue, 01 Jun 2010 08:44:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:cc:content-type :content-transfer-encoding; bh=eQZdFUxgNNB08TB9ZtQkX6B5FOburuEZGYoZuwwmVL8=; b=tG02AeeF1CXZqnqUhIqiBXXzp4hMsLgJjivxcocJxNhaxVbtRzEECzybzHldG8yAN2 D61h2j35sTvIN0KfmCsYnQKYV2mS8B5RMH4s/c7vNaTTUJSAoMx1L9XaLzg86h4A7jya owSUoMtGKsrqmindrQUFnDVAM8aI3Lm16w1NY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=PloPaifYzYwi/W6nDVH7NkburBPTy9sA6XAsWz83pNDXUY0KJrjzvxgKEVpjQ0D8Ja IYZgMfW1KVWmCMIQ7H6sJuD+sN2eLwsmF8Ht23+6rBHL3gYr9EMERAM3r9RfgcY1S7VW S7uKtcSAWIqZxx7goIt8yUzggKOChI4jECJNc= MIME-Version: 1.0 Received: by 10.101.129.23 with SMTP id g23mr6916184ann.68.1275407048844; Tue, 01 Jun 2010 08:44:08 -0700 (PDT) Received: by 10.101.67.15 with HTTP; Tue, 1 Jun 2010 08:44:08 -0700 (PDT) In-Reply-To: <201005311645.o4VGjFL9001779@mail.r-bonomi.com> References: <201005311645.o4VGjFL9001779@mail.r-bonomi.com> Date: Tue, 1 Jun 2010 18:44:08 +0300 Message-ID: From: Omer Faruk Sen To: Robert Bonomi Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-questions@freebsd.org Subject: Re: tcpdump filter maximum number? 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, 01 Jun 2010 15:44:10 -0000 Just want to find out the limit of bpf filters that i can write on tcpdump or on my special packet capture program that uses bpf subsystem. Openfile limits is acceptable of course if that is the only limit there is no problem i can raise it On Mon, May 31, 2010 at 7:45 PM, Robert Bonomi w= rote: >> From owner-freebsd-questions@freebsd.org =A0Mon May 31 04:19:25 2010 >> Date: Mon, 31 May 2010 12:17:32 +0300 >> From: Omer Faruk Sen >> To: FreeBSD >> Subject: tcpdump filter maximum number? >> >> Hi, >> >> Is there any limit on writing filters on tcpdump? Or is there any? I >> use FreeBSD as the operating system. Maybe this limit is not on >> tcpdump but on bpf on FreeBSD that is why I have stated FreeBSD > > There are _always_ limits to anything. =A0 > > If nothing else, your filters are going to be limited by the number of > open file descriptors. > > Not terribly helpful, I know, but if you explain more/better what you're > trying to do, something more helpful may emerge. > > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" >