Sierra Raven EDGE Betriebsanweisung Seite 21

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Introduction to the Raven X
Rev 1.0C Jul.09 15
uses,suchaswebbrowsing,lookingupdataonanother
computersystem,orotherclientfunctions(suchasdataonly
beingsentoutoronlybeingreceivedafteraninitialrequest).
Tip: If your account with your cellular Network includes a dynamic IP
address and you need a static IP, please consult your your cellular
Network Representative for more information about changing your
account for static IP support.
IfyouneedtocontactyourRavenX,adeviceconnectedtothe
RavenX,orahostsystemusingtheRavenXfromtheInternet,
youneedtohaveaknownIP(suchasonewhichisstatic)or
domainname(anIPaddresswhichisconvertedbyaDNS
serverintoawordbasedname).IfyouhaveadynamicIP
addressforyourmodem,youcanuseaDynamicDNSservice
(suchasIPManager)totranslateyourIPaddressintotoa
domainname.
Caution: If you want to connect remotely to your Raven X using TCP/
IP, the IP address given to your modem by your cellular Network
cannot be a private or internal IP address (such as a custom APN or
special private network Data Link) unless you are on the same
network or inside that network’s firewall (such as with frame relay).
EV-DO
CDMA(CodeDivisionMultipleAccess)istheunderlying
digitalradionetworktechnologyusedbymanycellular
providersacrosstheglobeandisprevalentinNorthAmerica.
Toprovidebackwardcompatibilityandseamlessconnections
inawiderrangeoflocations,SierraWirelessEVDOproducts
yourRavenXwillfallbackto
1xwhenEVDOisnotavailable.
SierraWirelessiscertifiedwiththeprominentNorthAmerican
1xandEVDOcarriers.
EVDOrevisionAisanenhancementontheoriginalrevision0
addingexpandeduploadcapabilitiesandamorerobust
connectionoverall.Inadditiontoincreasingthe downlink
speed,revisionAalsoincreasestheuplinkspeed.Inaddition,
itisbackwardscompatibleandautomatically connectswith
existingandbroadlydeployedEV
DORev.0and1xnetworks
ensuringreliableandpervasiveconnectivity.
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