Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262104AbVELScl (ORCPT ); Thu, 12 May 2005 14:32:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262047AbVELSck (ORCPT ); Thu, 12 May 2005 14:32:40 -0400 Received: from smtp110.mail.sc5.yahoo.com ([66.163.170.8]:356 "HELO smtp110.mail.sc5.yahoo.com") by vger.kernel.org with SMTP id S262104AbVELScT (ORCPT ); Thu, 12 May 2005 14:32:19 -0400 Subject: Re: several messages From: Dmitry Yusupov To: mingz@ele.uri.edu Cc: Guennadi Liakhovetski , FUJITA Tomonori , Vladislav Bolkhovitin , iet-dev , linux-scsi , Sander , David Hollis , Maciej Soltysiak , linux-kernel In-Reply-To: <1115864176.5513.37.camel@localhost.localdomain> References: <1416215015.20050504193114@dns.toxicfilms.tv> <1115236116.7761.19.camel@dhollis-lnx.sunera.com> <1104082357.20050504231722@dns.toxicfilms.tv> <1115305794.3071.5.camel@dhollis-lnx.sunera.com> <20050507150538.GA800@favonius> <4281C8A3.20804@vlnb.net> <1115864176.5513.37.camel@localhost.localdomain> Content-Type: text/plain Date: Thu, 12 May 2005 11:32:12 -0700 Message-Id: <1115922732.25161.143.camel@beastie> Mime-Version: 1.0 X-Mailer: Evolution 2.0.4 (2.0.4-4) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2354 Lines: 56 On Wed, 2005-05-11 at 22:16 -0400, Ming Zhang wrote: > iscsi is scsi over ip. correction. iSCSI today has RFC at least for two transports - TCP/IP and iSER/RDMA(in finalized progress) with RDMA over Infiniband or RNIC. And I think people start writing initial draft for SCTP/IP transport... >From this perspective, iSCSI certainly more advanced and matured comparing to NBD variations. > usb disk is scsi over usb. > so just a different transport. > u are rite. ;) > > ming > > On Wed, 2005-05-11 at 23:26 +0200, Guennadi Liakhovetski wrote: > > Hello and thanks for the replies > > > > On Wed, 11 May 2005, FUJITA Tomonori wrote: > > > The iSCSI protocol simply encapsulates the SCSI protocol into the > > > TCP/IP protocol, and carries packets over IP networks. You can handle > > ... > > > > On Wed, 11 May 2005, Vladislav Bolkhovitin wrote: > > > Actually, this is property not of iSCSI target itself, but of any SCSI target. > > > So, we implemented it as part of our SCSI target mid-level (SCST, > > > http://scst.sourceforge.net), therefore any target driver working over it will > > > automatically benefit from this feature. Unfortunately, currently available > > > only target drivers for Qlogic 2x00 cards and for poor UNH iSCSI target (that > > > works not too reliable and only with very specific initiators). The published > > ... > > > > The above confirms basically my understanding apart from one "minor" > > confusion - I thought, that parallel to hardware solutions pure software > > implementations were possible / being developed, like a driver, that > > implements a SCSI LDD API on one side, and forwards packets to an IP > > stack, say, over an ethernet card - on the initiator side. And a counter > > part on the target side. Similarly to the USB mass-storage and storage > > gadget drivers? > > > > Thanks > > Guennadi > > --- > > Guennadi Liakhovetski > > > > - > > To unsubscribe from this list: send the line "unsubscribe linux-scsi" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/