From owner-freebsd-questions Thu Mar 16 12:15:47 2000 Delivered-To: freebsd-questions@freebsd.org Received: from ptldpop3.ptld.uswest.net (ptldpop3.ptld.uswest.net [198.36.160.3]) by hub.freebsd.org (Postfix) with SMTP id C7C4037C20A for ; Thu, 16 Mar 2000 12:15:43 -0800 (PST) (envelope-from wwoods@cybcon.com) Received: (qmail 56179 invoked by alias); 16 Mar 2000 20:14:37 -0000 Delivered-To: fixup-freebsd-questions@FreeBSD.ORG@fixme Received: (qmail 56157 invoked by uid 0); 16 Mar 2000 20:14:36 -0000 Received: from unknown (HELO laptop.cybcon.com) (63.163.56.238) by pop.ptld.uswest.net with SMTP; 16 Mar 2000 20:14:36 -0000 Content-Length: 1054 Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: Date: Thu, 16 Mar 2000 12:12:31 -0800 (PST) Reply-To: bwoods2@uswest.net From: William Woods To: "Eric J. Schwertfeger" Subject: Re: IPFW...1 more question..... Cc: freebsd-questions@FreeBSD.ORG, bwoods2@uswest.net Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG So, I would need to ping each .com in my ipfw rules and put their xxx.xxx.xxx.xxx/24 in the rule? If this what I understand you saying? On 16-Mar-00 Eric J. Schwertfeger wrote: > On Thu, 16 Mar 2000, William Woods wrote: > >> This firewall rule, >> >> ipfw add 001 deny log ip from aol.com/24 to alpha.cybcon.com >> >> am I correct in assuming that this will block ALL traffic from aol.com to >> alpha.cybcon.com and log it? > > Not exactly. ipfw has to resolve domain names to ip addresses in user > space, at the time the rules are added. aol.com resolves to > 205.188.160.121 and 205.188.146.23. More than likely this rule will block > the 205.188.160.0/24 netblock, and miss the rest of AOL. ---------------------------------- E-Mail: bwoods2@uswest.net Date: 16-Mar-00 Time: 12:09:01l ---------------------------------- NOTICE TO BULK E-MAILERS: Pursuant to US Code, Title 47, Chapter 5, Subchapter II, 227, and all unsolicited commercial e-mail sent to this address is subject to a download and archival fee in the amount of $500 US To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message