User's Manual

RLX2 Industrial Hotspot Series
Page94of208 ProSoftTechnology,Inc.
February5,2015
Field
Description
Bridge Times
Configuresthetimingintervalstouse.
Priority
DetermineswhoshouldbetherootoftheRSTP.TheRSTPdevicewiththe
lowestprioritybecomestheroot.Theacceptedstandardvalueforthisis
32768.IfwiredswitchesexistinthenetworkthatsupportRSTP,theyshould
alwaysbeallowedtobetheroot.
Setthisvalueto32769topreven
ttheradiofrombeingtherootoverawired
switch.UsethissettingwhenaradioisconfiguredtobeaMaster.
Setthisvalueto32770whentheradioisconfiguredtobeaRepeater.Inthis
way,ifonlyRLX2radiosexistinthenetwork,theMasterradiowi
llbecome
theroot.
HelloTime
RateatwhichBPDUsaresentout.Theindustrystandardis2seconds.
MaxAge
Measurestheageofthereceivedprotocolinformationrecordedforaport
andensuresthisinformationisdiscardedwhenitsagelimitexceedsthe
valuetothemaximumageparameterrecordedbytheswitch.Thetimeout
valueforthistimeristhemaximumageparameteroftheswitches.
ForwardDelay
Monitorsthetimespentbyaportinthelearningandlistening states.The
timeoutvalueistheforwarddelayparameteroftheswitches.
Path Costs
RSTPandSTPalgorithmsuseacosttodeterminewhichconnectionsshould
beused.The"spanningtree"isformedbydeterminingtheleastcostpaths
fromanyRSTPdevicebacktotheroot.
Wireless
Givespreferencetoawiredconnection,settheWirelesscostto200.
Ethernet
GivespreferencetoawiredEthernetconnection,settheEthernetcostto
100.
Multiplemasterradioscanbedefinedonthesamenetwork.Ifonemasterradiogoes
down,anyradioslinkedtoitcanswitchovertotheothermaster,sothenetworked
radiosremainconnectedandtransmitting.Inordertoberedundant,thetwomasters
shouldtypicallybeonthesamesegment—inotherwor
ds,theyshouldbewired
togetherintothesameswitch.Thesetwomasterscanbeassigneddifferentchannelsto
increasenetworkbandwidth,buttheymustbeassignedthesameSSID.
Also,becauseallradiosarerepeaters,eachradiocanbeconfiguredtoreachamaster
radioviamultiplerepeaterpaths.Ifarepeatergoesdown
,thelinkedradioscanusea
differentpathtogetbacktoamasterradio.