IP Multimedia Subsystems (IMS)

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Alcatel-Lucent IMS Solution

With Alcatel-Lucent’s VoLTE offering seizing the spotlight in 2012 due to the pending introduction of VoLTE in North America, the company is in a strong position to seize mindshare leadership in the IMS segment of the market. (1/24/2012)

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Ericsson IMS Portfolio

Though Ericsson remains one of the most prolifically deployed suppliers of IMS equipment, the company announced only two new commercial contracts in Q1 2011. (7/14/2011)

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Huawei IMS Portfolio

Recognizing the need to replace incumbent TDM switches to grow its footprint outside of China, Huawei has developed sophisticated tools to assist operators in the “smart cutover” of nearly a dozen competitors’ switches to Huawei’s IMS portfolio. (1/24/2012)

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Nokia Siemens Networks IMS Portfolio

While NSN officials say restructuring toward a heavily mobile broadband network focus will not diminish the appeal of its IMS portfolio among mobile operators, converged operators looking to adopt a single control layer may have reservations. (1/24/2012)

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ZTE IMS (ZIMS)

ZTE is focused on assisting operators in reducing the complexity and expense of all-IP architectures. The company is a market leader in porting networking functionality to a common software middle layer and a virtualized hardware environment. (1/24/2012)

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Top

• Buying Criteria Ratings
  • Portfolio Summary
  • Portfolio Description
  • Portfolio Positioning
  • Portfolio Traction
• Current Perspective
• Solution Elements
• Strengths/Weaknesses
• Buying/Selecting Criteria

IP Multimedia Subsystem (IMS) Solution Elements

• Application Server: Generic SIP Application Server
• Application Server: Hosted Multimedia Application Server
• Application Server: Telephony Application Server
• Services Capabilities Interaction Manager (SCIM)
• Session Control
• HSS
• Border Gateway Function
• Breakout Gateway Control Function (BGCF)
• Policy Control

IP Multimedia Subsystem (IMS) Buying/Selecting Criteria

• Application Strategy
• Border/Policy Control
• Depth of Portfolio
• IMS Breakout Solution
• Interoperability and Compatibility
• Service Convergence
• Session Control/Subscriber Management