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Subject: Re: [ebxml-msg] RE: Public usage scenario documents
Marty: Please try david.webber@xmlglobal.com not the compuserve address. Compuserve has a relatively small mailbox size - not nearly enough for the prolific David RR ;-) Duane Martin W Sachs wrote: > > My reply to David Webber was rejected by ebtwg@lists.ebtwg.org with the > following error message: > > 550 Mailbox unavailable: This site may not be used as a relay agent. > > I don't know whether this is a temporary or "permanent" problem. Someone > who knows where to report problems might want to forward this to the > appropriate place. > > Regards, > Marty > > ************************************************************************************* > > Martin W. Sachs > IBM T. J. Watson Research Center > P. O. B. 704 > Yorktown Hts, NY 10598 > 914-784-7287; IBM tie line 863-7287 > Notes address: Martin W Sachs/Watson/IBM > Internet address: mwsachs @ us.ibm.com > ************************************************************************************* > > > David RR Webber - > XMLGlobal To: Martin W Sachs/Watson/IBM@IBMUS > <Gnosis_@compuser cc: "Cutler, Roger (RogerCutler)" <RogerCutler@chevrontexaco.com>, > ve.com> ebxml-msg@lists.oasis-open.org, Randy Clark <Randy.Clark@bakerhughes.com>, > "'bhaugen'" <linkage@interaccess.com>, eBTWG List <ebtwg@lists.ebtwg.org>, > 05/28/2002 12:14 "'Duane Nickull'" <duane@xmlglobal.com>, Christopher Ferris > AM <chris.ferris@sun.com> > Subject: RE: Public usage scenario documents > > > > > Message text written by Martin W Sachs > > Both parties to the message exchange MUST persist enough state to > allow recovery and getting back in sync. Specific state variables must > be prescribed. They are at least those variables needed to restore > the state of the transaction and conversation after system recovery, such > as the conversation ID, CPA Id, service, action, and perhaps other > parts of the message header. > > Timeouts and retries, as prescribed in the MSG spec, are not > sufficient to cover system failures since the failure could last a very > long time. > <<<<<<<<<<<<<<<<<<<<<<< > > Marty, > > There appears to me to be no big surprise there. I would say this was > EDI 101 - and that we hardly need things in the spec' which teach > people how to build applications systems. > > People who know how to build product will include these feature sets > and augment them according to their customer base requirements. > So we do not need to teach this - and worse - it potentially forces > people to build this in - even if their use case / customer model > can use a lesser level of functionality quite happily. > > We have avoided this with Registry for example. > > If you are building a reliable messaging product - you are going to > have a all manner of features in it over and above - like being able > to check that the confirmation was signed by someone with > a wristwatch on their left arm, et al/ > > Or worse - what about hardware level verification of tamperproof > retention for authentication in a five year time frame? At some point > you have to quit and know - this is outside our scope. > > Let's not confuse functional level detail - with technical specifications. > > Cheers, DW. > > ---------------------------------------------------------------- > To subscribe or unsubscribe from this elist use the subscription > manager: <http://lists.oasis-open.org/ob/adm.pl> -- CTO, XML Global Technologies **************************** Transformation - http://www.xmlglobal.com/prod/foundation/ ebXML Central - http://www.xmlglobal.com/prod/central/
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