GLOSSARY
Glossary-16 6110SeriesHand-HeldComputerUser’sGuide
(SNMP)Physically,anaccess point toacomputer,
multiplexerdevice,ornetwork.Logically,apointertoa
TCP/IPapplication.
PortReplicatorAdevicethatprovidesconnectionsforanumberofdevices,
suchas:keyboard,serialperipheral,radioantenna,power,
andIrDAprinter.
Portrait ModeIntermsofthedisplay,ithasanorientationsuchthat the
informationdisplayedonthescreenisviewedinanormal
manner, withoutrotatingtheimage,resultinginanarrow
display.
POST(Power-OnSelf-Test)
Asetofroutinesforsystemdiagnosticsandconfiguration
thatisrun bytheBIOSduringsysteminitialization.
Programmer’sReference Guide
Thecomprehensiverepositoryofinformationabout
PEN*KEYprogramming.Itisusuallyincludedwitha
PEN*KEYToolKit.
ProprietarySystems
Systemswhereall thecomponentdevices,protocols,and
standardsarefromasinglevendor,usuallywithpatent,
trademark,or copyrightprotection.
ProtocolAformaldescriptionofmessageformatsandtherules
computersmustfollowto exchangethosemessages.
ProtocolStack (SNMP)
Amodularsetof functions,oneateachlayerofthestack,
thatformanetworkservice.Eachlayerofthestackuses
theservicesofthemodulebeneathit.
RadioNetworkRadio-enablednetworkdevicesandcommunicationpaths.
Agroupof fixed-end devicesandwireless stationsinwhich