From owner-freebsd-atm Thu Jul 12 7:23:19 2001 Delivered-To: freebsd-atm@freebsd.org Received: from ns1.hexanet.fr (ns1.hexanet.fr [194.98.140.1]) by hub.freebsd.org (Postfix) with ESMTP id 669A137B403 for ; Thu, 12 Jul 2001 07:23:12 -0700 (PDT) (envelope-from c.prevotaux@hexanet.fr) Received: from proton.hexanet.fr (proton.hexanet.fr [194.98.140.18]) by ns1.hexanet.fr (8.9.3/8.9.3) with ESMTP id QAA42375; Thu, 12 Jul 2001 16:23:06 +0200 (CEST) (envelope-from c.prevotaux@hexanet.fr) Received: from hexanet.fr (localhost [127.0.0.1]) by proton.hexanet.fr (8.11.2/8.11.2) with SMTP id f6CEN5u01900; Thu, 12 Jul 2001 16:23:05 +0200 (CEST) (envelope-from c.prevotaux@hexanet.fr) Date: Thu, 12 Jul 2001 16:23:05 +0200 From: Christophe Prévotaux To: mark tinguely Cc: atm@FreeBSD.ORG Subject: Re: Service Classes Message-Id: <20010712162305.19cfcc3f.c.prevotaux@hexanet.fr> In-Reply-To: <200107121234.f6CCYVO39511@web.cs.ndsu.NoDak.edu> References: <20010712130128.51266211.c.prevotaux@hexanet.fr> <200107121234.f6CCYVO39511@web.cs.ndsu.NoDak.edu> X-Mailer: Sylpheed version 0.4.66 (GTK+ 1.2.7; i386--freebsd4.2) Organization: HEXANET Sarl Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-atm@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Thu, 12 Jul 2001 07:34:31 -0500 (CDT) mark tinguely wrote: > > Is it possible to support > > > > CBR > > nt-VBR > > nrt-VBR > > ABR > > UBR > > > > with a Forerunner 200E and FreeBSD 4.x ? > > the ForeRunner (IDT 77211 based card) driver is capable of CBR and some > VBR support, but the driver interface to HARP code is fixed on VBR mode. > That version of the IDT SAR family is bad at all VBR, UBR and no hardware > ABR support. For example the SAR may send out a PDU at a specified VBR rate, > but cannot work on another PDU in that service queue at the same time. > There are 3 total service queues, and in some versions of the chipset, > only two queues are usable. > > The newer family of IDT SAR (IDT 77252) found in the Prosum card has > fixed all these problems and supports hardware ABR besides. There > is not FreeBSD driver for this card at this time. > ~ > thanks for your answer, is anyone working on a driver for the prosum cards ? prosum people have a Linux driver and are ready to help anyone who want to port this driver to FreeBSD ( they are not going to do it themselves) it would be nice to add this driver to FreeBSD and/or NetBSD Mark do you know a PC motherboard that has 64bits PCI slots ? being able to build a N x 622Mbps or N x 155Mbps FreeBSD ATM/Gigabit Ethernet switch that could also handle MPLS would be nice :) also I am looking for (it such thing exists?) an SDH PCI adapter -- =================================================================== Christophe Prevotaux Email: c.prevotaux@hexanet.fr HEXANET SARL URL: http://www.hexanet.fr/ Z.A Farman Sud Tel: +33 (0)3 26 79 30 05 9 rue Roland Coffignot Direct: +33 (0)3 26 79 08 02 BP415 Fax: +33 (0)3 26 79 30 06 51689 Reims Cedex 2 FRANCE =================================================================== To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-atm" in the body of the message