From owner-freebsd-questions Wed May 19 20:28:26 1999 Delivered-To: freebsd-questions@freebsd.org Received: from cc942873-a.ewndsr1.nj.home.com (cc942873-a.ewndsr1.nj.home.com [24.2.89.207]) by hub.freebsd.org (Postfix) with ESMTP id 437D015661 for ; Wed, 19 May 1999 20:28:24 -0700 (PDT) (envelope-from cjc@cc942873-a.ewndsr1.nj.home.com) Received: (from cjc@localhost) by cc942873-a.ewndsr1.nj.home.com (8.9.3/8.8.8) id XAA14187; Wed, 19 May 1999 23:28:34 -0400 (EDT) (envelope-from cjc) From: "Crist J. Clark" Message-Id: <199905200328.XAA14187@cc942873-a.ewndsr1.nj.home.com> Subject: Re: packet duplication In-Reply-To: <199905200041.KAA19848@wa.yokogawa.com.au> from David Hedge at "May 20, 99 08:49:57 am" To: dhedge@wa.yokogawa.com.au (David Hedge) Date: Wed, 19 May 1999 23:28:34 -0400 (EDT) Cc: freebsd-questions@FreeBSD.ORG Reply-To: cjclark@home.com X-Mailer: ELM [version 2.4ME+ PL40 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG David Hedge wrote, > I have a network with all hosts on the same subnet, with netmask > 255.255.0.0. Uh, oh. > Most are running FreeBSD, a couple are running HP-UX. > When I ping, I get duplicate packets, and traceroute indicates a hop via > another host. Is this always the same host? Do you get duplicate packets when you ping from any machine? On both OSs? > No default gateways are defined, though one was but was > removed from the configuration. > "netstat -r" does not show the route (nor should it when it is on the same > subnet). It sure should show the local route. Could you show us the 'netstat -rn,' 'ifconfig -a,' and 'traceroute' output from an effected machine? And again, any pattern to which machines are doing this? > 22 machines are running FreeBSD 2.1.0, 2 are running FreeBSD 2.2.2, and Is there a good reason these have not been upgraded? (Although I cannot say it has anything to do with the problem.) > 2 are running HP-UX 10.20. > What can I do to stop the packet duplication??? Can't quite say yet. -- Crist J. Clark cjclark@home.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message