From owner-freebsd-questions Mon Dec 25 13:27:40 1995 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id NAA01560 for questions-outgoing; Mon, 25 Dec 1995 13:27:40 -0800 (PST) Received: from silver.sms.fi (silver.sms.fi [194.111.122.1]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id NAA01555 for ; Mon, 25 Dec 1995 13:27:35 -0800 (PST) Received: (from pete@localhost) by silver.sms.fi (8.6.12/8.6.9) id XAA26484; Mon, 25 Dec 1995 23:27:28 +0200 Date: Mon, 25 Dec 1995 23:27:28 +0200 Message-Id: <199512252127.XAA26484@silver.sms.fi> From: Petri Helenius To: kelly@fsl.noaa.gov (Sean Kelly) Cc: questions@freebsd.org Subject: Re: Unpleasant scrolling behaviour on 2.1.0 (fwd) In-Reply-To: <9512251329.AA15874@emu.fsl.noaa.gov> References: <199512250754.JAA24927@silver.sms.fi> <9512251329.AA15874@emu.fsl.noaa.gov> Sender: owner-questions@freebsd.org Precedence: bulk Sean Kelly writes: > Okay, the magic 1500 works ... I suppose if I thought about it, that'd > be the correct size for a full IP header plus checksum or other such > explanation, but being Christmas day and all, I'll just assume a > little magic. :-) > No it's just that your MTU should be smaller than your TCP window size, othervise you make TCP a stop-and-go protocol. I have no idea when the non-networking skilled individual that changed the lo0 MTU default to 16384 is going to correct his mistake. It's an obvious annoyance to everyone who's using 127.0.0.1 for any purpose. > Now, should that other fellow who posted the problem make the mtu 1500 > for his Ethernet interface as well? > That's the default. Nobody has screwed that (mainly because of the physical limitations of the media :-) Pete