Mobile VoIP

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Mobile VoIP
Eric Chamberlain Founder, RF.com eric_at_rf.com
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(No Transcript)
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Challenges

• Mobile carriers
• Varying network conditions
• Limited computing resources
• VoIP is complex
• Codecs

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Goals

• Easy to use
• Desk phone parity
• Any mobile phone/device
• Any VoIP provider or IP PBX
• Mobility

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Global Technology Market Shares
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WiFi

• Good bandwidth for signaling
• Good bandwidth for media stream
• Limited coverage (282,000 hotspots)
• No mobile signal
• Roaming is a challenge

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3G

• Good for VoIP signaling
• Ok for VoIP media stream
• Limited coverage

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EDGE

• Good for signaling
• Poor for media stream
• General coverage

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GPRS

• OK for signaling
• Bad for media stream
• Available where mobile signal is available

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Mobile devices

• Mobile Phones
• PDAs
• Smartphones

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Alternative to SIP?

• HTTP/XMPP/SMS (signaling)
• Could even be WAP
• Call local POP (media stream)
• Minutes are cheap
• Voice channel was designed for voice
• Server converts call to SIP and completes

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Why does Mobile VoIP matter?

• 3.5 billion subscribers
• 1,050 mobile networks
• 282,000 WiFi hotspots

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Consumers

• 18 of U.S. households are mobile only
• Want mobility
• Want advanced features
• Dont want to buy, wait, and manage equipment

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IT managers

• Reduce costs
• Move international calls to VoIP
• Mobile workforce
• Advanced features outside the office

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VoIP Providers

• Customers dont have to be at home or work to use
  minutes
• Reduced hardware, provisioning, shipping, RMA
  costs
• Up-sell advanced features

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How can you get started?

• Visit our site http//rf.com/
• Check with your VoIP provider
• A mobile SIP client may already be in your phone

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Questions

• Every VoIP provider should become a Mobile VoIP
  provider
• Every mobile phone should provision like a desk
  phone
• Consumers should get the same functionality

Eric ChamberlainFounder, RF.comeric_at_rf.com