Apple MC976LL/A Laptop User Manual


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62 Chapter 4 Problem, Meet Solution
Network Connections
MakesuretheEthernetcableispluggedintoyourMacBookProandintothenetwork.
CheckthecablesandpowersuppliestoyourEthernethubsandrouters.
IfyouhavetwoormorecomputersattemptingtoshareanInternetconnection,be
surethatyournetworkissetupproperly.YouneedtoknowwhetheryourISPprovides
onlyoneIPaddressor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.TheAirPortbasestationcanbeusedto
shareoneIPaddressamongmultiplecomputers.Forinformationaboutusingan
AirPortbasestation,checkHelpCenterorgototheAirPortSupportwebsiteat
www.apple.com/support/airport.
Ifyoucan’tresolvetheissueusingthesesteps,contactyourISPornetwork
administrator.
Problems with Wi-Fi Communication
If you have trouble using Wi-Fi communication:
 Makesurethecomputerornetworkyouaretryingtoconnecttoisrunningandhasa
wirelessaccesspoint.
 Makesureyouhaveproperlyconguredthesoftwareaccordingtotheinstructions
thatcamewithyourbasestationoraccesspoint.
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