Moxa Technologies DE-308, DE-303 Multi-Host Mode, Getting Started, NPort Server Pro User’s Manual

Models: DE-308 DE-303

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Getting Started

Getting Started

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Figure 2-2. Single-Host Mode using two NPort Server Pros

Multi-Host Mode

ForadvancedapplicationsyoumayshareoneNPortServerProwithmultiplehostsonaLocalArea Network(LAN).Unlikeserialdevicesbundledtoa dedicatedhost,sharingoneNPortServerPro withseveralcomputerssavesresources,sinceyounolongerneedtoaddmulti-portserialboardsto eachcomputer.Figure2-3showsthebasicconceptoftheMulti-Hostapplication.

Forexample,let’sassumethat youhavethreehostsonthesamenetwork,andeachhostrequires5 serialportstocommunicatewithfiveserialdevices.Allyouneedtodoisinstallone16portNPort ServerPro,andconnect5portstoeachofthethreehosts.Insometypesofapplications,suchasa modempool,orotherRS-232devicepoolingsituations,youcanallowdifferenthoststoaccessthe sameserialdevices.TheTCP/IPprotocolautomaticallyhandlesthetime-sharingproblemintroduced bythistypeofapplication.

NPort Server Pro User’s Manual 2-3

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Moxa Technologies DE-308, DE-303 manual Multi-Host Mode, Getting Started, NPort Server Pro User’s Manual