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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] iscsi : query based login negotiation.Julian, I have another question on the subject of login negotiation, which was brought up earlier in a previous mail. I've enclosed the mail below [with irrelevant portions snipped out.] Could you please clarify if the below described behaviour is possible ? Thanks, Santosh Santosh Rao wrote: > > Julian, > > Another value-add of the "responder picks the negotiation result model" > is that the initiator can use the following "query based" negotiation > model to always use the values the target is capable of offering : > > I -> T : DataPDULength=? > T -> I : DataPDULength=64K > > Both sides agree to use a DataPDULength of 64K. > I suggest that we allow the above "query based model", since this is > more efficient to use when an initiator has no key limitations and would > like to use the value a target can offer. In order to allow the "query > based model", you would need to state in the draft that a key value of > "?" over-rides the default, implying the target offered value would be > the result of the negotiation. > > In particular, the "query based model" is quite useful when an initiator > wishes to function with the target's maximal supported values for keys > like DataPDULength, FirstBurstSize, MaxBurstSize, MaxOutStandingR2T, > LogoutLoginMinTime, LogoutLoginMaxTime, etc without expressing any > limitations on its own key value. > > Comments ? > > Thanks, > Santosh -- ################################## Santosh Rao Software Design Engineer, HP-UX iSCSI Driver Team, Hewlett Packard, Cupertino. email : santoshr@cup.hp.com Phone : 408-447-3751 ##################################
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