From owner-freebsd-questions Thu Jan 25 12:18:29 1996 Return-Path: owner-questions Received: (from root@localhost) by freefall.freebsd.org (8.7.3/8.7.3) id MAA14711 for questions-outgoing; Thu, 25 Jan 1996 12:18:29 -0800 (PST) Received: from bubba.tribe.com ([205.184.207.7]) by freefall.freebsd.org (8.7.3/8.7.3) with SMTP id MAA14687 for ; Thu, 25 Jan 1996 12:18:22 -0800 (PST) Received: (from archie@localhost) by bubba.tribe.com (8.6.12/8.6.12) id MAA02782; Thu, 25 Jan 1996 12:17:08 -0800 From: Archie Cobbs Message-Id: <199601252017.MAA02782@bubba.tribe.com> Subject: Re: Setting MTU on tun0, possible? To: daniel@icon.pp.se (Daniel Eriksson) Date: Thu, 25 Jan 1996 12:17:08 -0800 (PST) Cc: freebsd-questions@FreeBSD.org In-Reply-To: <199601241956.UAA00351@icon.pp.se> from "Daniel Eriksson" at Jan 24, 96 08:56:21 pm X-Mailer: ELM [version 2.4 PL24] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-questions@FreeBSD.org Precedence: bulk > I'm having problems trying to send stuff over my dialup PPP-link. To > me this indicates that my MTU might be too big and that my provider > chokes on the incoming packets. Is it possible to change the default > MTU-value (1500) for tun0? How? I've RTFM without finding any info > about it. Ifconfig doesn't like to play with MTU on tun0... Yes it is possible, you need to redefine TUNMTU in the file /usr/src/sys/net/if_tun.h and recompile your kernel. Right now it's set to 1500. This *should* work. :-) -Archie _______________________________________________________________________________ Archie L. Cobbs, archie@tribe.com * Tribe Computer Works http://www.tribe.com