Apple MD231LL/A Laptop User Manual


 
48 Chapter 3 Problem, Meet Solution
IfNetworkDiagnosticscan’tresolvetheproblem,theremaybeaproblemwiththe
Internetserviceprovider(ISP)youaretryingtoconnectto,withanexternaldeviceyou
areusingtoconnecttoyourISP,orwiththeserveryouaretryingtoaccess.
IfyouhavetwoormorecomputerssharinganInternetconnection,besurethatyour
wirelessnetworkissetupproperly.YouneedtoknowifyourISPprovidesonlyoneIP
addressorifitprovidesmultipleIPaddresses,oneforeachcomputer.
IfonlyoneIPaddressisprovided,thenyoumusthavearoutercapableofsharing
theconnection,alsoknownasnetworkaddresstranslation(NAT)or“IPmasquerading.”
Forsetupinformation,checkthedocumentationprovidedwithyourrouteror
askthepersonwhosetupyournetwork.YoucanuseanAirPortbasestationto
shareoneIPaddressamongmultiplecomputers.Forinformationaboutusing
anAirPortbasestation,checkHelpCenterorvisittheAppleAirPortwebsiteat
www.apple.com/support/airport.
Ifyoucannotresolvetheissueusingthesesteps,contactyourISPornetwork
administrator.
Problems with Wi-Fi Communication
IfyouhavetroubleusingWi-Fi(wirelesscommunication):
 Makesurethecomputerornetworkyou’retryingtoconnecttoisrunningandhas
awirelessaccesspoint.
 Makesureyou’veproperlyconguredthesoftwareaccordingtotheinstructionsthat
camewithyourbasestationoraccesspoint.