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Why need IP telephony ?

Why need IP telephony ?. Economic ( uses internet, IP routers ...) Basic packages run around 10-15$ and don’t include national long distance calling

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Why need IP telephony ?

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  1. Whyneed IP telephony? • Economic (uses internet, IP routers...) Basicpackagesrunaround 10-15$ anddon’tincludenationallongdistancecalling Traditionalphone service includes a host of taxes,regulatoryfees ,andother service chargesthat can easilyaddsignificantmoneytoyourbill. • Furthersavings. Becauseunderlying network infrastructure can be shared. a single set of equipment, wiring, network connectionenough. • Not onlyvoice but also video is transmittedusingsimilarconcepts. • World’snew trend andspreads at a fastpace. • Independent. Muchlargerselection of service providerstoprovidevoiceand video communicationservices.

  2. No geographicalrestriction! You do not needtoupdateyourlocation! You do not needtochangeyourprovider in abroad! BackwardCompatibility : IP Telephonymust be backwardcompatiblewithexisting PSTN. VoIP is not monolithic – many applications, with different drivers, will maintain a heterogeneous mix of technologies Securityandquality is adaptiveforusersandsituations. IntegrationwithCloudorany internet services !!

  3. Whyneed IP telephony? Source: Telegeography2012

  4. Whyneed IP telephony? Source: Telegeography2012

  5. VOIP PHONES HARD PHONE SOFT PHONE • SessionInitiationProtocol (SIP) • Internet Engineering Task Force (IETF) • Skypeusesproprietaryprotocols • Google Talk leverages the Extensible Messaging and Presence Protocol (XMPP). • Some softphones also support the Inter-Asterisk eXchange protocol (IAX) • Uses internet protocol (TCP/IP) andrequires  RJ-45 Ethernet porttoconnectstothe network. • Plug & playcompatible

  6. Hard Phones Advanced Basic Intermediate • Advanced models usually include color video displays and multiple telephony-related applications. • Thisphone is allowyoutomaketeleconferencecalls. • Basic VoIP hard phones look like a traditional desk phone. • It makes and receives telephone calls over the VoIP network (on-net) or the PSTN (off-net) • VoIP phone has a large screen and many more hard buttons •  This phone can often do Web browsing and access the company phone directory.

  7. VoIPApplication in theBusiness SmallScaleCompanies MediumScaleCompanies LargeScaleCompanies • Giant IP PBX operatorupto 100-200 concurrentusers • Freecallandtextmessages • Recordingaudiocalls • Teleconference • Visualanalysisanduserexecution • Cloudand internet servicesintegrity • Greetings,informationandbroadcastmessagesfromoperator(thatcouldalsotakeinputfromtheuser) • IP PBX operatorupto 20-30 concurrentusersis enough • Freecallandtextmessages • Reporting • Visualanalysis

  8. ApplicationAreas

  9. VoIPApplication in theBusiness SmallScaleCompanies MediumScaleCompanies LargeScaleCompanies • Callcenter,inboundcallcenter,autodialer • Voicemessageservices • Callfromweb • Using robot operatorthatsmart software queuesusers • Profilizeusersandaccessregions • Autoresponseandinformationmessagefeedback

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