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Introduction to the Raven
Rev 3.0B Feb.08 17
addressforyourmodem,youcanuseaDynamicDNSservice
(suchasIPManager)totranslateyourIPaddressintotoa
domainname.
Caution: If you want to connect remotely to your Raven using TCP/
IP, the IP address given to your modem by Sprint cannot be a private
or internal IP address (such as Data Link) unless you are on the same
network or inside that network’s firewall (such as with frame relay).
1x Communication
CDMA(CodeDivisionMultipleAccess)istheunderlying
digitalradionetworktechnologyusedbymanycellular
providersacrosstheglobeandisprevalentinNorthAmerica.
1xprovidesadigitalcellulartelephonysystemandcan
providewirelessInternetaccessatspeedsbetween60and80
kbps,withburstsupto144kbps.
Security
1xdatatransmissionsarehighlysecure.Originallydeveloped
baseduponthe“spreadspectrum”pioneeredbytheUS
DepartmentofDefense,securityinCDMAtechnologiesis
obtainedbyspreadingthedigitalinformationcontainedina
particularsignalofinterestovermultiplecodedpaths,overa
muchgreaterbandwidththantheoriginalsignal.