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1、解除mac与ip的绑定（RemovingthebindingbetweenMACandIP）Manycompaniesrestrictemployeestousethecompany'scomputerstoaccesstheInternet,possiblybecauseoffearofvirusthreats,orsavingresources,andprovidingasmoothernetworkforothercolleaguesinneedofthenetwork.Thisposesaproble
2、mforthefriendswhoarerestrictedtotheInternet:aretheyrestrictedandcannotaccesstheInternet?IsthereanywaytobreakthroughtheblockadeandcontinuesurfingtheInternet?Tobreakthroughtheblockadeisalsopossibletoachieve,hereIsayIPandMACaddressbindingandlockedtolimittheInt
3、ernet,howtoskillfullyresolve.Solution:manuallymodifytheIPandMACaddresses.SinceIPisboundtotheMACaddress,modifyingMACmustalsomodifytheIP.GeneralMACaddressinthenetworkcardisfixed,ofcourse,therearenetworkexpertswillfindwaystomodifytheirMACaddress.Therearetwoway
4、stomodifyyourMACaddress,oneishardwaremodification,andtheotherissoftwaremodification.Themethodofhardwareistodirectlyoperatethenetworkcard,modifytheMACaddressstoredintheEPROMofthenetworkcard,andchangetheaddressinthememorythroughthemodificationprogramprovidedb
5、ythenetworkcardmanufacturer.SowhatisEPROM?EPROMisaprofessionaltermmemoryinelectronics,itiserasable,thatisapieceofpaperwithyoutowriteitagainafterthepencannotusetheerasertoEPROM,thispieceofpaperwithapencilcanwipe,canrepeatedlychangememorydata.Ofcoursesoftware
6、modificationsisrelativelymuchsimpler,inWindows,MACcardisstoredintheregistry,theactualuseisextractedfromtheregistry,soastomodifytheregistrycanchangetheMAC.Windows2000/XPinthesameopenregistryeditor:HKEY_LOCAL_MACHINESYSTEMCurrentControlSetControlClass4D3
7、6E970-E325-11CE-BFC1-08002BE10318000000010002intheDriverDesc,iffoundat0000,addastringvariableunder0000,named"NetworkAddress",istosettheMACaddress,forexample:000102030405It'sokaytorebootaftercompletingtheaboveoperation.ThegeneralcardsentthepackagesourceMACad
8、dressandthecarditselfisnotwritten,buttheapplicationprovides,usuallyonlyintheimplementationoftheapplication,togetMACaddressfromthecard,everytimesendusethisMACasthesourceofMAC,andMACintheregistryaddressw
