From owner-freebsd-questions Fri Nov 14 12:20:14 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id MAA00517 for questions-outgoing; Fri, 14 Nov 1997 12:20:14 -0800 (PST) (envelope-from owner-freebsd-questions) Received: from gdi.uoregon.edu (gdi.uoregon.edu [128.223.170.30]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id MAA00500 for ; Fri, 14 Nov 1997 12:20:07 -0800 (PST) (envelope-from dwhite@gdi.uoregon.edu) Received: from localhost (dwhite@localhost) by gdi.uoregon.edu (8.8.7/8.8.7) with SMTP id MAA04152; Fri, 14 Nov 1997 12:19:50 -0800 (PST) (envelope-from dwhite@gdi.uoregon.edu) Date: Fri, 14 Nov 1997 12:19:49 -0800 (PST) From: Doug White Reply-To: Doug White To: Kapil Chowksey cc: questions@FreeBSD.ORG Subject: Re: NE2100 ethernet card (lnc1) giving poor performance In-Reply-To: <199711150308.WAA00706@tarang.hss.hns.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk On Fri, 14 Nov 1997, Kapil Chowksey wrote: > A NE2100 ethernet card--lnc1 device (on an HP Vectra Pentium class CPU > running FreeBSD 2.2.5-RELEASE) is giving very poor performance (about > 4 Kbps ftp transfers). This is happening only in post-install > operation -- single user as well as multi-user mode. > > During installation (which was done in ftp mode using an ftp server > on local ethernet), the performance was normal (about 400 Kbps ftp > transfers). > > A tcpdump shows that FTP transfers a chunk of data, waits for > *two seconds*, then transfers a chunk ... and so on. Hm... check your routing table (netstat -rn) and try diabling tcp extensions in /etc/rc.conf. Doug White | University of Oregon Internet: dwhite@resnet.uoregon.edu | Residence Networking Assistant http://gladstone.uoregon.edu/~dwhite | Computer Science Major