From owner-freebsd-net Wed Feb 3 05:22:21 1999 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id FAA04333 for freebsd-net-outgoing; Wed, 3 Feb 1999 05:22:21 -0800 (PST) (envelope-from owner-freebsd-net@FreeBSD.ORG) Received: from mail.promo.de (mail.Promo.DE [194.45.188.65]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id FAA04317 for ; Wed, 3 Feb 1999 05:22:11 -0800 (PST) (envelope-from stefan@promo.de) Received: from d206.promo.de (d206.Promo.DE [194.45.188.206]) by mail.promo.de (8.8.8/8.8.8) with ESMTP id OAA01495; Wed, 3 Feb 1999 14:21:24 +0100 (CET) Date: Wed, 03 Feb 1999 14:21:24 +0100 From: Stefan Bethke To: Julian Elischer cc: net@FreeBSD.ORG, Archie Cobbs Subject: Re: Patch to add Netgraph to all ethernet interfaces. Message-ID: <895942.3127040484@d206.promo.de> In-Reply-To: Originator-Info: login-id=stefan; server=mail X-Mailer: Mulberry Demo (MacOS) [1.4.0, s/n Evaluation] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Julian Elischer wrote: > Here is a patch that adds a netgraph node capability to any ethernet > driver. > I added the "divert" option for fun (it > was 3 lines or so) but you probably don't want it in the final product as > it probably adds about 6 instructions to the path of normal IP packets > I've been wondering about the following node types.. > DPF (dynamic Packet Filter.. super high speed packet sorter) > ipfw clone > link-level packet filter > link-level bridging 802.1Q VLAN tagging, 802.3p ToS tagging, static trunking, 802.3? dynamic trunking, 802.1 STP participation for renundant links, etc. pp. Although one might want to make the "divert" mode optional (for performance reasons), there is plenty opportunity to do fancy stuff with ethernet. As we have just installed a BayStack 350, and as soon as I've upgraded our lab machine to 4.0-current, I could give trunking a try... Stefan -- Stefan Bethke Promo Datentechnik | Tel. +49-40-851744-18 + Systemberatung GmbH | Fax. +49-40-851744-44 Eduardstrasse 46-48 | e-mail: stefan@Promo.DE D-20257 Hamburg | http://www.Promo.DE/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message