Home
Главная
D-Link
Коммутатор
DWS-4026
Руководство пользователя. Версия 2.0 Страница: 546

D-Link DWS-4026 Руководство пользователя. Версия 2.0 онлайн [546/741] 172936

BasicSetup

D-Link UnifiedWiredandWirelessAccessSystem

November2011 Page546

D‐LinkUWSUserManual

Table328describesthefieldsontheWirelessNetworkConfigurationpage.Afteryouchangethewireless

networksettings,clickSubmittosavethechanges.

Table328:WirelessNetworkConfiguration

Field Description

SSID WirelessclientsidentifyawirelessnetworkbytheSSID,whichisanalphanumerickey

thatuniquelyidentifiesawirele sslocalareanetwork.TheSSIDcanbeuptothirty‐

twocharactersinlength,andtherearenorestrictionsonthecharactersthatmaybe

usedinanSSID.

HideSSID Youca

nhidetheSSIDbroadcasttodiscouragestationsfromautomatically

discoveringyouraccesspoint.WhenthebroadcastSSIDoftheAPishidden,the

networknameisnotdisplayedinthelistofavailablenetworksonaclientstation.

Instead,theclientmusthavetheexactnetworknameconfiguredinthesupplic

ant

befor eitisabletoconnect.

DisablingthebroadcastSSIDissufficienttopreventclientsfromaccidentally

connectingtoyournetwork,butitwillnotpreventeventhesimplestofattemptsby

ahackertoconnect,ormonitorunencryptedtraffic.

HidingtheSSIDoffersaveryminimallevelofprotectiononanother

wiseexposed

network(suchasaguestnetwork)wherethepriorityismakingiteasyforclientsto

getaconnectionandwherenosensitiveinformationisavailable.

IgnoreBroadcast Ifawirelessclientbroadcas tsproberequeststoallavailableSSIDs,thisoption

controlswhethertheAPwillrespondtothepr

oberequest.

• SelectthisoptiontoprohibittheAPfromrespondingtoclientproberequests

•ClearthisoptiontoallowtheAPtorespondtoclientproberequests.

VLAN AvirtualLAN(VLAN)isasoftware‐base d,logicalgroupingofdevicesonanetwork

thatallowthemtoactasifthe

yareconnectedtoasinglephysicalnetwork,even

thoughtheymaynotbe.ThenodesinaVLANshareresourcesandbandwidthand

areisolatedonthatnetwork.

TheD‐LinkUnifiedSwitchsupportstheconfigurationofawirelessVLAN.Youcan

configureeachVAPtobeonauniqueVLANoronth

esameVLANasotherVAPs.

WhenawirelessclientconnectstotheAPbyusing thisnetwork(SSID),theAPtags

theclient’strafficwiththeVLANIDyouconfigureinthis field.Bydefault,allnetworks

useVLAN1,whichisalsountaggedbydefault.

Note:TheVLANIDyo

uconfigureinthisfieldcanbeoverriddenbytheVLANID

configuredfortheAPintheRADIUSserver.Inotherwords,ifyournetworkusesa

RADIUSservertoassignwirelessclientstoVLANs,thewirelessclientusestheVLAN

IDfromtheRADIUSserverandi

gnorestheVLANIDconfiguredontheVAP .

L3Tunnel TheL3TunnelfeatureallowsmobilestationstomaintaintheirIPconnectionswhile

roamingfromoneaccesspointtoanotheraccesspointevenwhentheseaccess

pointsareattachedtodifferentIPsubnets.

Note:WhenL3tunnelingisenabledtheVLANIDisno

tused.Infact,theswitchputs

themanagementVLANID,ifany,onthetunneledpackets.

Note:Ifthewirelessnetworktopologychanges(forexample,aDWS‐4000Series

switchreboots)whiletheL3tunnelingfeatureisinuse,youshouldperformanARP

refreshonwiredclientstospee

duptheprocessofre‐establishingconnectivitytothe

tunnelednetwork.

D-Link DWS-4026 Руководство пользователя. Версия 2.0 онлайн [546/741] 172936

Содержание

Похожие устройства