Apple MC372LL/A Laptop User Manual


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58 Chapter 4 Problem, Meet Solution
Network Connections
MakesuretheEthernetcableisconnectedtoyourMacBookProandto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MacHelporgototheAirPortExtreme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 AirPort Extreme Wireless Communication
If you have trouble using AirPort Extreme wireless 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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