Radwin 2000 D+ - Page 144

RADWIN2000D+UserManual Release3.6.00 12‐1
Chapter12:UsingtheGSU
12.1Whatisitfor
TheGPS‐basedsynchronizationunit(GSU)isdesignedtohandleinter‐siteinterferences
underlarge‐scaledeploymentscenarios.
TheGSUisanoutdoorunitconsistingofasmallsizeenclosure,aGPSantennaandaPoE
device.
ItmaybeoperatedthroughanHSSunitoroverEthernet.
ForuseoverEthernet,theGSUrequiresLayer2connectivitytothemultipleHub‐Sitesthatit
isrequiredtosynchronize.ItsynchronizesthetransmissiontimingoftheseHub‐Sitestothe
sameclocksourcethuseliminatingmutualinterference.Typically,anIDU‐Hisused.