From owner-freebsd-stable Wed Aug 9 12:23:12 2000 Delivered-To: freebsd-stable@freebsd.org Received: from resnet.uoregon.edu (resnet.uoregon.edu [128.223.122.47]) by hub.freebsd.org (Postfix) with ESMTP id 8C66037BE79 for ; Wed, 9 Aug 2000 12:23:07 -0700 (PDT) (envelope-from dwhite@resnet.uoregon.edu) Received: from localhost (dwhite@localhost) by resnet.uoregon.edu (8.10.1/8.10.1) with ESMTP id e79JMvq07498; Wed, 9 Aug 2000 12:22:58 -0700 (PDT) Date: Wed, 9 Aug 2000 12:22:57 -0700 (PDT) From: Doug White To: Brad Knowles Cc: FreeBSD-STABLE Mailing List Subject: Re: Weird responses to queso on broadcast address... In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Wed, 9 Aug 2000, Brad Knowles wrote: > However, I got some strange stuff logged in /var/log/messages. > In particular, it looks like the machine thinks it saw a large number > of incoming connections from the specified port on the broadcast > address, addressed to a port on the local IP address on which there > was not a process listening. > > > For example, I did[0]: > > $ queso -p 22 123.45.67.63 > > And in /var/log/messages, I saw stuff like: > > Aug 9 13:42:10 sample /kernel: Connection attempt to TCP > 123.45.67.42:10428 from 123.45.67.63:22 You probably have the sysctl 'net.inet.tcp.log_in_vain' enabled so it logs any connection attempts to nonexistent ports. Doug White | FreeBSD: The Power to Serve dwhite@resnet.uoregon.edu | www.FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message