Table 1 Analysis of PacketCable 2.0 architectural evolution over PacketCable 1.x.
From: How IMS Enables Converged Services for Cable and 3G Technologies: A Survey
PacketCable 1.x | PacketCable 2.0 | |
|---|---|---|
Signaling technology | NCS | SIP/IMS |
Functionality | Centralized | Distributed Multimedia Signaling |
Architecture with presence and identity | ||
Endpoints supported | MTA (Multimedia Terminal Adapter) only for legacy Phone/Fax | Any SIP phone including SIP MTA |
SIP Phone and Soft Phone | ||
Set-top box | ||
Video Phone | ||
PCs and Game Consoles | ||
Dual mode handsets | ||
Applications & Services | Old Telephony System via IP | Enhanced Voice Services |
Video Conferencing | ||
Presence-based Messaging | ||
IP Centrex | ||
Interconnection to 3G domain or other IP-based domains | Vertical | Horizontal |
Signaling Path: Via PSTN | Signaling Path: provided by IMS | |
Media Path: Via PSTN | Media Path: IP core | |
Not IP-based | IP-based | |
Converged Fixed/Mobile Services | NA | Single fixed/mobile numbering |
Unified Messaging | ||
Video on Demand (VoD) streaming to cell phone | ||
Content Sharing between Cell Phones | ||
Personal Video Recorders (PVRs) and other devices | ||
Remote PVR programming by cell phones | ||
Buddy List spanning devices | ||
IPTV | ||
Shared Presence Service |