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IP multimedia subsystem
IPマルチメディアサブシステム
4G
Generic Access Network
Image share
OMA Instant Messaging and Presence Service
IP connectivity access network
Mobile broadband
Mobile VoIP
Peer-to-peer video sharing
Service capability interaction manager
System Architecture Evolution
SIMPLE
SIP extensions for the IP multimedia subsystem
Text over IP
Ultra Mobile Broadband
Video share
Voice call continuity

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