thathavetheirMACaddressesaddedtothatnetwork'sMACtablecanaccessthenetwork.
NetworkAddressTranslation(NAT)
AnInternetstandardthatletsaLANuseonesetofIPaddressesforinternaltrafficandasecond
setofaddressesforexternaltraffic.
NetworkTimeProtocol(NTP)
Aprotocolthat
letsdevicessynchronizetheirtimewithatimeserver.NTPusesTCPorUDPport
123bydefault.
Passphrase
AtextstringthatautomaticallygeneratesWEPkeysonwirelessclientadapters.
PowerOverEthernet(PoE)
APoEprovidespowertoPoE‐enableddevicesusingan8‐pinCAT5Ethernet
cable,eliminatingthe
needforapowersource.
Preamble
SynchronizestransmissionsinaWLAN.ThepreambletypedefinesthelengthoftheCyclic
RedundancyCheckblockforcommunicationbetweenadeviceandroamingwirelessstations.
ProtectedExtensibleAuthenticationProtocol(PEAP)
AuthenticationprotocolofIEEE802.1xusedtosendauthenticationdataand
passwordsover
802.11WL ANs.
QualityofService(QoS)
Anetwork’sabilitytodeliverdatawithminimumdelay.QoSalsoreferstothenetworking
methodsusedtoprovidebandwidthforreal‐timemultimediaapplications.
RemoteAuthenticationDial‐InUserService(RADIUS)
Networkingprotocolthatprovidescentralizedauthentication,authorization,andaccounting
management
forcomputerstoconnectanduseanetworkservice.Becauseofitsbroadsupport
andubiquitousnature,theRADIUSprotocolisoftenusedbyISPsandenterprisestomanage
accesstotheInternetorinternalnetworks,WLANs,andintegratede‐mailservices.
ServiceSetIdentifier(SSID)
NameofaWLAN.All
wirelessdevicesonaWLANmustusethesameSSIDtocommunicatewith
eachother.
SimpleNetworkManagementProtocol(SNMP)
AnInternet‐standardprotoc olformanagingdevicesonIPnetworks.
Snooping
Passivelywatchinganetworkfordata,suchaspasswords,thatcanbeusedtobenefitahacker.
TemporalKey
IntegrityProtocol(TKIP)
Anencryptionprotocolthatuses128‐bitkeys.Keysaredynamicallygeneratedanddistributedby
theauthenticationserver.TKIPregularlychangesandrotatesencryptionkeys,withanencryption
keyneverbeingusedtwice.
TransmissionControlProtocol/InternetProtocol(TCP/IP)
Aprotocolthatallowscommunicationsoverandbetweennetworks.TCP /IP
isthebasisfor
Internetcommunications.
WeightedFairQueuing(WFQ)