Manual

Software User Guide 18
Cellular Configuration
RAM9000units:ObservetheRSSILEDasshownbelow.
2.1.5.3 MinimalReception
Onoccasion,youcanfindyourselfinasituationwhereyouhavejustenoughsignaltobeabletocommunicatewiththe
cellulartowerandobtainanIPaddress,butnotenoughreceptiontobeabletosustainaviableconnection.
Ifyourcellularcardis usingdynamicallyassignedIPaddresses,
youcandetermineifyouareinasituationlikethisby
watchingthe“CellularInterface”fieldfromtheHomescreen(Summary‐>Status)asshownbelow:
IfyourefreshthisscreeneveryfewminutesandnoticethattheIPaddressischangingfrequently,itispossiblethatthe
router
isconnectingtothenetworkandobtaininganIPaddressandthentheconnectiontothecellularnetworkisbeing
dropped.Whentheconnectionisre‐established,thedeviceisthenissuedadifferentIPaddress.
RSSI
LowSignal/Noservice
>
‐109dBm(Lowbutvalidsignal)
>
‐99dBm(Lowerbutvalidsignal)
>
‐89dBm(Avgsignal)
>
‐80dBm(Excellentsignal)