Sierra Wireless Wireless Modem Manual de usuario descargar pdf (Pagina 9)

IP Manager

9 2170042

Note: The IP Manager service from Sierra Wireless is currently not a

guaranteed service though every effort is made to keep it operational

24/7.

WhenusingtheIPManagerserversofSierraWireless,since

therearemanymodemsusingtheservice,itisevenmore

imperativetohaveauniquenameforyourmodem.

DNS: Using Names Instead of

IP addresses

ThemodemhastheabilitytoqueryDNSserversinorderto

translatedomainnamesintoIPaddresses.Thisallowsyouto

usedomainnamesinplaceofIPaddressesformostofthe

configurationoptionsrequiringIPaddresses.Thisis

importantifyourmodemwillneedtocontactanothermodem



orotherdevicethathasadomainnamebutanunknownor

dynamicIPaddress(suchasanotherremotemodemusingIP

Manager).

Configuring DNS

Generally,whenyourmodemreceivesitsIPaddressfrom

yourcellularprovider,aspartoftheconnectionprocess,itwill

alsoreceiveyourcellularprovider’sDNSserverstousefor

resolving(ortranslating)namestoIPaddresseswhichitwill

automaticallyconfigureinthemodemsettings.Unlessyour

modemwillbe

usedonanetworkwithothermodemsor

deviceswhichhavenamesinternaltothelocalnetworkor

frequentlychangingIPaddresses,theDNSserversprovided

byyourcellularprovidershouldbeallyouneed.

Ifthemodemwillbecommunicatingwithadevicethathasa

domainnamebutchangesitsIPaddressfrequently (suchas

anotherAirLinkmodemusingIPManager)orisonanetwork

wheredevicesareaccessedbynamesratherthanIPaddresses,

youwillwanttoputinanalternate

DNS(*DNSUSER)where

thatdomainisupdated,suchastheIPManagerserverthe

remotemodemisusingorthelistingofIPaddressestonames 

iskept.

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Sierra Wireless Wireless Modem Manual de usuario Pagina 9