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Signalware Diameter
Signalware Diameter enables service
applications, such as Charging, Policy, AAA, and Subscriber Data Management,
to be created for 3G and 4G networks. It enables carrier grade reliability and
boasts a robust set of interfaces maximizing interoperability while decreasing
costs and time to market.
Signalware Diameter is compliant with IETF, 3GPP, 3GPP2, and ETSI standards,
provides a unified framework for delivering real-time multimedia, charging,
payment, billing, mobility, subscriber data management, policy control,
and AAA communications services for broadband 3G/4G, LTE/EPC, IMS, WiMAX,
and WLAN networks.
The IETF developed the Diameter Base Protocol (RFC 3588) and Diameter applications,
which build upon the basic standard to enable services such as IP mobility,
SIP authentication, and online charging. The 3GPP added additional extensions
to support AAA functions in the IP Multimedia Subsystem (IMS). Signalware
Diameter provides a flexible, reliable, scalable IP signaling platform
for broadband IP networks, complementing other signaling protocols such
as SS7 and SIGTRAN.
Signalware Diameter provides a complete and flexible implementation that
abstracts the transport and session control layer, providing a programming
interface for both the base protocol and the most essential application
interfaces for network architectures including 3G/4G, LTE/EPC, IMS, and
WiMAX.
Signalware Diameter can coexist and interoperate with the comprehensive
Signalware SS7/SIGTRAN development and deployment environment, enabling
the creation of key services bridging 3G and 4G networks.
Major network elements that can be developed using Signalware Diameter
include:
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Call Session Control Function (CSCF)
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Home Subscriber Server (HSS)
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Online Charging System (OCS)
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Subscription Locator Function (SLF)
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Media Gateway Control Function
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Breakout Gateway Control Function
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Equipment Identity Register (EIR)
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Serving GPRS Support Node (SGSN)
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Session Border Controller (SBC)
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Service Broker
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Gateway GPRS Support Node (GGSN)
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Policy and Charging Rules Function (PCRF)
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Bootstrapping Server Function (BSF)
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IP Multimedia Service Switching Function (IM-SSF)
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AAA Server
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WLAN Gateway
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Mobility Management Entity (MME)
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Policy Decision Function (PDF)
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Service Control Point (SCP)
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Service Delivery Platform (SDP)
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Charging/Recharge Server
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Femto Gateway
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UMA Network Controller (UNC)
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Policy Decision Function (PDF)
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Using Signalware Diameter provides the reliability of an established industry
leader for our customers’ signaling needs, allowing them to focus their
efforts on the creation of new 3G and 4G applications. This lowers internal
costs and reduces time to market, delivering a competitive advantage.
Key Benefits
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A Complete development environment that reduces development
and support costs
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Interoperability which reduces integration time and
lowers risk
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Carrier Grade Reliability to prevent revenue loss
due to downtime
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Maintainability that lowers overall
support costs
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