14
SonicWallSonicPointACiGettingStartedGuide
Wirelessaccess point
placementconsiderations
PhysicalplacementoftheSonicPointACiwirelessaccesspoint
hasameasurableeff ectonwhocanandcannotaccessyour
wirelesssignal.
AccesspointsshouldbekeptclearofRadioFrequency(RF)
interferencesources.RFbarrierscanbecircumventedby
deployingmultipleaccesspoints.
Asitesurveywillhelpfindthe
optimumwirelessaccesspoint
placement,butyoucanfindusablelocationswithoutit.
Considerationsinclude:
•Numberofaccesspointsversususerdensity–Iftoo
manyusersareservicedbyasingleaccesspoint,
maximumtransferratesarereachedandthataccess
pointmaybecomeabottleneckforthewholesystem.
• Bandwidth
–Howmuchdataismovingupstreamand
downstreamforagiventypeofuser?
•Ethernetcabling–Whereareyourunningthepowered
Ethernet(PoE)cabletoand howareyousecuringthat
cable?IsyourPoEswitch802.3atcompliantandableto
powerallaccesspointswith25watts
each?
Tomaintain25wattsofpowertotheSonicPointACi,
themaximumlengthofCAT5ecablefromthe802.3at
PoEinjectortotheSonicPointACiis30meters.
•Hubs/Switches–Yourwirelessdeploymenthastotie
backintoyournetworksecurityapplianceandLAN
resources.Considerwhereyour
keynetworkingdevices
aredeployedandhowtheywillconnectefficientlywith
yourwirelessappliances.Whatspeedisneededfor
yourEthernetconnectiontoaccommodatethenumber
ofaccesspointsyouareinstalling? AGigabitEthernet
interfaceisrecommendedwhenconnectinga
SonicPointACitoyourSonicWallnetworksecurity
appliance.
•Legacyclients‐Olderlaptopsandmobiledevicesmay
notsupport802.11ac.Althoughclientswith802.1 1a/g/
bhardwarearesupportedbytheSonicWallSonicPoint
ACi,thepresenceoftheselegacyclientswithinrangeof
yourwirelessnetworkcouldaffecttheconnection
speedofyour802.11acclients.
Forexample,an802.11bdevice authenticatedto
the
SonicPointACicouldlimitallclientsconnectedtothat
radioto802.11bdatarates.