- Enterasys Wireless Switch Installation Guide

Preparing the Network for Distributed Access Points
2-8 Configuration
Preparing the Network for Distributed Access Points
AnAPthatisnotdirectlyconnectedtoaRoamAboutwirelessswitchisconsideredaDistributed
AP.DistributedAPsrequirethefoll owingsupportinordertofindaRoamAboutwirelessswitch
toconfigureandmanagetheAP:
Power—PoweroverEthernet(PoE )mustbeprovidedononeoftheEthernetconnectionsto
theAP.UseaPoEinjectiondevicethathasbeentestedbyEnterasysNetworks.ProvidingPoE
onbothoftheEthernetconnectionsallowsforredundantPoE.
•DHCPADistributedAPusesIPforcommunication,andreliesonDHCPtoobtainIP
parameters.Therefore,DHCPservicesmustbeavailableonthesubnetthat
theAPis
connectedto.DHCPmustprovidethefollowingparameterstotheAP:
–IPaddress
Gatewayaddress
TheDHCPservermightalsoneedtosupplythefol lowingDNSparameters,unlessthe
RoamAboutwirelessswitchisinthesamesubnetastheAPs,orDHCPoption43isusedto
supplya
listofRoamAboutwirelessswitchIPaddressesorhostnamesintheDHCPmessage.
Domainname
–DNSserveraddress
DNS—IftheintermediatenetworkbetweentheRoamAboutwirelessswitchandDistributed
APincludesoneormoreIProuters,dooneofthefollowing:
ConfigureDHCPoption43ontheDHCPserver(seeabove).
Createa
wlanswitch. mynetwork.comentryontheDNSserver.