ip multimedia subsystem
Towards Stateless Core: Improving SIP Proxy Scalability
White Paper The Third Generation Partnership Project (3GPP) specified the IP Multimedia Subsystem (IMS) standard. This standard uses the Session Initiation Protocol (SIP) to setup and teardown multimedia sessions through a potentially large chain of proxies. [11 Jul 2008]
Migrating to IMS and Packetcable 2.0: How to Transition to New Multimedia and Fixed Mobile Applications
White Paper The standards include IP Multimedia Subsystem (IMS), Session Initiation Protocol (SIP), PacketCable 1.x, PacketCable 2.0, and PacketCable Multimedia (PCMM). With ever-increasing competition from telcos, "Over-the-top" competitors, and direct... [03 Jul 2008]
IMS Operations Savings and Time to Market Improvements
White Paper The IP Multimedia Subsystem (IMS) architecture is designed to provide an environment where applications can share common functions and interact seamlessly. Service providers are often forced to deploy stand-alone, individual service applications... [10 Apr 2008]
Introducing Lucent's Acuity Architecture
White Paper The paper explains the need for network-based service intelligence with control points distributed at the edge of the network, enabling Quality of Experience (QoE) for IP Multimedia Subsystem (IMS) and non-IMS applications. [10 Apr 2008]
Consumer VoIP and Beyond: Service Provider Challenges and Opportunities
White Paper Lucent Technologies' full range of IP Multimedia Subsystem (IMS)- powered VoIP solutions, backed by the integration, consulting and deployment capabilities of Lucent Worldwide Services, allow service providers, no matter what their situation, to... [10 Apr 2008]
An Introduction to IP Header Compression
White Paper In some applications, like IMS - IP Multimedia Subsystem, it is a critical component for successful operation. In 2.5G (GPRS) or 3G (WCDMA/CDMA2000) networks, the radio link has high bit errors. The standards specifications include the use of... [10 Apr 2008]
Supporting the IP Multimedia Subsystem for Mobile, Wireline, and Cable Providers
White Paper This paper describes how the Cisco Service Exchange Framework aligns with the evolution of IMS (IP Multimedia) System-based services and standards to enable multimedia service support. Today's digital-age consumers demand much more than faster... [03 Apr 2008]
Design and Implementation of an IP Multimedia Subsystem (IMS) Emulator Using Virtualization Techniques
White Paper In this environment, the 3GPP IP Multimedia Subsystem (IMS) represents the service provisioning platform of choice for SIP-based content delivery in mobile and fixed environments. Multimedia service provisioning in Packet-Switched networks is one... [29 Feb 2008]
IP Multimedia Subsystems (IMS) - The Open Industry Standard Supporting the Next Generation of Converged Network Services
White Paper IP Multimedia Subsystem (IMS) is emerging as the industry standard of choice for the next generation network. IMS was initially developed by the 3GPP (3rd Generation Partnership Project) and 3GPP2 organizations, primarily as an IP core network... [28 Feb 2008]
Latency Comparison Between HyperTransport and PCI-Express in Communications Systems
White Paper In particular, compute-centric telecommunications standards, such as the IP Multimedia Subsystem (IMS) specification has placed new demands on communications systems. Chip-to-chip interconnects directly impact overall communications system... [14 Feb 2008]
Enabling Service Innovation: Maximizing Assets and Revenue in a Changing Network Environment
White Paper To address these issues, service providers are looking to IT principles and next-generation architectural models and standards like Service-Oriented Architecture (SOA), IP Multimedia Subsystem (IMS), and Service Delivery Platforms (SDPs). [08 Jan 2008]
IMS Primer: Enabling Enhanced Service Delivery
White Paper The IP Multimedia Subsystem (IMS), defined by 3GPP and 3GPP2 standards and organizations based on IETF Internet protocols, is an IP multimedia and telephony core network. A structured multimedia service architecture, such as the IMS will allow the... [07 Jan 2008]
ENUM Use and Management for the Successful Deployment of ENUM-Enabled Services
White Paper With increased focus on convergent technologies, such as IP Multimedia Subsystem (IMS) networks, and the increased use of Voice over IP (VoIP) and other IP-based services like Multimedia Messaging Service (MMS), fast, easy, and reliable... [20 Aug 2007]
IMS Early Adopters: Lessons Learned
White Paper As the first wave of IP Multimedia Subsystem (IMS) adopters prepares to complete their initial trials and begin to offer IMS-based commercial services, a second wave of service providers is beginning to formalize their IMS strategy. [20 Aug 2007]
Session Controllers and 3GPP
White Paper This white paper discusses how session controller technology relates to the IP Multimedia Subsystem (IMS) defined as part of the 3G mobile network architecture. The IMS architecture is also being considered by fixed network operators, who are keen... [01 Aug 2007]
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