From owner-freebsd-hackers Tue Feb 6 11:23:49 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from rapidnet.com (rapidnet.com [205.164.216.1]) by hub.freebsd.org (Postfix) with ESMTP id D16BD37B503 for ; Tue, 6 Feb 2001 11:23:31 -0800 (PST) Received: from localhost (nick@localhost) by rapidnet.com (8.9.3/8.9.3) with ESMTP id MAA47414; Tue, 6 Feb 2001 12:23:27 -0700 (MST) Date: Tue, 6 Feb 2001 12:23:27 -0700 (MST) From: Nick Rogness To: milunovic Cc: freebsd-hackers@freebsd.org Subject: Re: echo request deny In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Tue, 6 Feb 2001, milunovic wrote: > Is there anyway to deny echo request on FreeBSD (except ipfw add deny > icmp from any to any) ? > On Linux It was simple,just echo 1>/proc/.../icmp_echo_request If you just want to block echo_requests and don't want to block any other ICMP why not use ipfw? ipfw add 1000 deny icmp from any to any in via xl0 icmptypes 8 This will still allow other icmp to work...so why not use it? Nick Rogness - Keep on routing in a Free World... "FreeBSD: The Power to Serve " To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message