IMS Access Independent

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IMS Access Independent

• Mehdi MANI, Noël CRESPI
• GET-INT
• RS2M

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Outlines

• Definition
• Benefits Vs Concerns
• Connecting WLAN to IMS
• Connecting xDSL to IMS
• Connecting Cable Accesses to IMS
• Summary

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Definition
SIP
PacketCable Access
GGSN
SGSN
S-CSCF
P-CSCF
Packet Switched domain
IP Multimedia Subsystem
3GPP Radio
CMS
IP networks

PSTN
Router
WLAN access
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Benefits Vs Concerns

• Benefits
• Converged Services
• Sharing Infrastructure
• Reducing time to market for new services
• Answer to the future business needs

• Concerns
• Unique Profile
• E2E QoS Control
• Flexibility and Scalability
• Security
• Services Over Different Devices

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WLAN Acces to IMS (3GPP)
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Differences between WLAN UMTS access to IMS
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xDSL Access to IMS (TISPAN)
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Differences between xDSL UMTS access to IMS
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Cable Access to IMS (PacketCable 2.0)
Ref. Cisco White paper by J. Rosenberg
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Differences between xDSL UMTS access to IMS
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Summary

• IMS Access Independent is an answer to future
  business need
• Needs careful inter-operation scenarios
• Unique Profile is essential
• Seamless Services (Next Step)

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• Thank You
• Any Comments and Questions?