Moxa Technologies DE-303, DE-308 manual NPort Server Pro User’s Manual

Models: DE-308 DE-303

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Figure 2-3. Three-Hosts sharing two NPort Server Pros

NT

NT

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TCP/IP

Figure 2-3. Three-Hosts sharing two NPort Server Pros

IfyoudecidetoconfigureyourNPortServerProasMulti-Host,youwillneedtoknowsomething aboutthenetworkingconceptofassigningIPaddresses.Therearetwobasicrolesatplaywiththis applicationmode—theadministrator,andgeneralusers.TheadministratorassignsadedicatedIP addresstoNPortServerPro,sothatotherWindowsNT/95/98hostsonthenetwork,i.e.,thegeneral users,areabletolocatetheserverthatisbeingadministered.Theadministratoralsodecideswhohas therighttoaccesswhichports.Generalusersonlyneedtoinstallthedriverandsoftware,addNPort ServerPrototheirsystem,andthenruntheirapplication.TheseproceduresprotectNPortServer Pro’ssecurity,andhelpkeeptheserverrunningasaclean,simpledeviceforserialcommunication.

.Note: Multi-Host Mode is designed to be used only at the local level, such as over a LAN.

2-4 NPort Server Pro User’s Manual

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Moxa Technologies DE-303, DE-308 manual NPort Server Pro User’s Manual, 3. Three-Hosts sharing two NPort Server Pros