Trends in Communications Application Development

Computers controlling audio tapes

1 call per tape

Computer Telephony Cards (DSP)

1 to 192 calls per board

IP-based Media Servers and Gateways (DSP)

24 to 2,000 calls per box

Commoditized Servers (Intel CPU=DSP)

20 to 15,000 calls per server

Software Media Servers

150 to 15,000 calls

Proprietary API’s

C, C++, or proprietary scripting

Proprietary Visual and Scripting

Visual Basic, Delphi, Proprietary Scripting

Stylus Innovation

Visual Voice

Intel

CT ADE

Parity Software

VoicebOCX

Standards API’s

C, C++

TAPI TSAPI S.100

XML and Web

Any web capable programming language

Motorola VoxMLAT&T PhoneMLIBM SpeechML

Microsoft WTE/SALTVoxeo CallXML

W3C VoiceXMLW3C CCXML

Continuous evolution in hardware

Continuous evolution in software

So what’s next?

New Hardware platforms

Hundreds of thousands to millions of calls

New Hardware platforms

Hundreds of thousands to millions of distributed calls

New Software platforms

Voice in the browser – WebRTC, RTCWeb, Phono

New Software platforms

XML stays behind – scripting and REST move forward

Tropo 2 Script Example

Runs anywhere - public cloud, private cloud, in browserVoice, SMS, IM, Twitter, Facebook, and more

Phono Example

Runs anywhere – desktop, mobile, with RTCweb, without.

Thank you!

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