Specifications

59Chapter 4 Problem, Meet Solution
Important: InstructionsthatrefertomodemsdonotapplytoLANusers.LANusers
mighthavehubs,switches,routers,orconnectionpodsthatDSLandcablemodem
usersdonothave.LANusersshouldcontacttheirnetworkadministratorratherthan
anISP.
PPPoE Connections
IfyouareunabletoconnecttoyourInternetserviceproviderusingPPPoE(Pointto
PointProtocoloverEthernet),makesureyouhaveenteredthecorrectinformationin
Networkpreferences.
To check PPPoE settings:
1 ChooseApple()>SystemPreferences.
2 ClickNetwork.ClickAdd(+)atthebottomofthenetworkconnectionserviceslist,and
choosePPPoEfromtheInterfacepop-upmenu.
3 ChooseaninterfaceforthePPPoEservicefromtheEthernetpop-upmenu.Choose
Ethernetifyouareconnectingtoawirednetwork,orAirPortifyouareconnectingtoa
wirelessnetwork.
4 Entertheinformationyoureceivedfromyourserviceprovider,suchastheaccount
name,password,andPPPoEservicename(ifyourserviceproviderrequiresit).
5 ClickApplytomakethesettingsactive.
Network Connections
MakesuretheEthernetcableispluggedintoyourMacBookandintothenetwork.
CheckthecablesandpowersuppliestoyourEthernethubsandrouters.