From owner-freebsd-hackers Fri Jan 16 07:28:16 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id HAA21064 for hackers-outgoing; Fri, 16 Jan 1998 07:28:16 -0800 (PST) (envelope-from owner-freebsd-hackers@FreeBSD.ORG) Received: from mercury.acs.unt.edu (mercury.acs.unt.edu [129.120.1.1]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id HAA20343; Fri, 16 Jan 1998 07:17:59 -0800 (PST) (envelope-from john@mailhost.cas.unt.edu) From: john@mailhost.cas.unt.edu Received: from www.cas.unt.edu (www.cas.unt.edu [129.120.3.150]) by mercury.acs.unt.edu (8.8.8/8.8.8) with ESMTP id JAA11058; Fri, 16 Jan 1998 09:17:56 -0600 (CST) Received: from purgatory (purgatory.cascss.unt.edu [129.120.32.82]) by www.cas.unt.edu (8.8.7/8.6.9) with SMTP id JAA11908; Fri, 16 Jan 1998 09:17:39 -0600 (CST) Message-Id: <199801161517.JAA11908@www.cas.unt.edu> Comments: Authenticated sender is To: David Hawkins Date: Fri, 16 Jan 1998 09:17:54 +0000 MIME-Version: 1.0 Content-type: text/plain; charset=US-ASCII Content-transfer-encoding: 7BIT Subject: Re: 3com 3C509B Combo card CC: lyndon@ve7tcp.ampr.org, john@mailhost.cas.unt.edu, skafte@worldgate.com, freebsd-stable@FreeBSD.ORG, freebsd-hackers@FreeBSD.ORG In-reply-to: <199801152043.MAA15528@ohio.river.org> References: <199801150558.XAA04566@detlev.UUCP> from Joel Ray Holveck at "Jan 14, 98 11:58:00 pm" X-mailer: Pegasus Mail for Win32 (v2.53/R1) Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk > The River's been running a 509B for two years. A couple of things: > 1. turn off PlugNPlay > 2. don't use a transceiver > > Our colocation service moved the machine recently and put in a > transceiver. The network connection became unreliable. Once I > took off the transceiver all was well. (Someone else figured out the > problem.) If you have a transceiver hooked to a hub you need to turn off SQE (heartbeat)--otherwise this will generate collisions--see http://www.ots.utexas.edu:8080/ethernet/enet-faqs/ethernet-faq search for 05.02Q or 802.3 repeater -------------------------------------------------- John A. Booth University of North Texas College of Arts & Sciences Computer Support Specialist GW address: CAS.PO7.JOHN Internet: john@unt.edu Office: 940-565-4498