Specifications

Glossary-3
ACE
Aruleinasecurityaccesscontrollist(ACL)thatgrantsordeniesasetofnetworkaccessrights
basedononeormorecriteria.ACEsusecriteriasuchasaprotocolandasourceordestinationIP
addresstodeterminewhethertopermitordenypacketsthatmatchthecriteria.
ACEsareprocessed
intheorderinwhichtheyappearinthesecurityACL.SeealsoSecurityACL.
ACL
SeeSecurityACL.
ad hoc network
OneoftwoIEEE802.11networkframeworks.Inanadhocnetwork,asetofwirelessstations
communicatedirectlywith oneanotherwithoutusinganAccessPoint(AP)oranyconnectiontoa
wirednetwork.Withanadhocnetwork,alsoknownasapeer‐to‐peernetworkorind ependentbasic

serviceset(IBSS),youcansetupawirelessnetworkinwhichawirelessinfrastructuredoesnotexist
orisnotrequiredforservices(inaclassroom,forexample),orthroughwhichaccesstothewired
networkisprevented(forconsultantsataclientsite,forexample).Compareinfrastructurenetwork
.
Advanced Encryption Standard
SeeAES.
AES
AdvancedEncryptionStandard.OneoftheFederalInformationProcessingStandards(FIPS).The
AES,documentedinFIPSPublication197,specifiesasymmetricencryptionalgorithmforuseby
organizationstoprotectsensitiveinformation.See802.11i;CCMP.
AP
SeeAccessPoint.
association
TheprocessdefinedinIEEE802.11bywhichanauthenticatedmobile(wireless)stationestablishes
arelationshipwithawirelessAccessPoint(AP)togainfullnetworkaccess.Theaccesspoint
assignsthemobilestationanassociationidentifier(AID),whichthewirelessLAN(WLAN) usesto
trackthemobilestationasit
roams.AfterassociatingwithaAccessPoint(AP)inanEnterasys
NetworksMobilitySystem,amobilestationcansendandreceivetrafficthroughanyAPwithinthe
sameMobilityDomain™group.
attribute
Inauthentication,authorization,andaccounting(AAA),apropertyusedtoidentify(authenticate)
auserortoconfigure(authorize)orrecord(accountfor)auser’sadministrativeornetworksession.
Auser’sAAAattributesarestoredinauserprofileinthelocaldatabaseonaRoamAboutSwitch,
oronaRADIUSserver.
Attributenamesarecase‐sensitive.SeealsoRADIUS;VSA.
authenticated identity
InanEnterasysNetworksMobilitySystem,thecorrespondenceestablishedbetweenauserandhis
orherauthenti cationattributes.Userauthenticationattributesarelinkedtotheuser,ratherthanto
aphysicalportordevice,regardlessoftheuser’slocationortypeofnetworkconnection.Because
theauthenticatedidentityfollowsthe
user,heorsherequiresnoreauthenticationwhenroaming.
authentication, authorization, and accounting
SeeAAA.