RFC (part 1 of 5): Diameter Credit-Control Application. Network Working Group H. Hakala Request for Comments: L. Mattila Category: Standards. RFC (part 2 of 5): Diameter Credit-Control Application. Diameter is an authentication, authorization, and accounting protocol for computer networks. The Diameter base protocol is defined by RFC ( Obsoletes: RFC ) and CCR, , Diameter Credit-Control Application – RFC

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This rdc defines two different approaches to perform the first interrogation to be used in different network architectures. AA request AA request generically refers to a service specific authorization and authentication request.

When the Diameter credit-control client reports the diameter rfc 4006 units and a tariff change has occurred diameter rfc 4006 the reporting period, the Diameter frc client MUST separately itemize the units used before and after the tariff change.

The length of this time is usually dependent on the home service provider policy. Where multiple services in a user’s session are supported, the procedure in the above paragraph will be executed at the granularity requested by the server in the RAR message. This field indicates the version of the Diameter Base Protocol.

Diameter (protocol)

Additionally, application specific state machines can be introduced either later or at a higher abstraction layer. A Servlet can register a listener as follows:.

When the new granted units are diameter rfc 4006, these units apply from the point where the measurement of the reported used units stopped. The corresponding realm definition must also exist in the global Diameter configuration.

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Developing Diameter Applications

The final interrogation is used to exit the process. When an account is exhausted or expired, the user must be denied the ability to compile additional chargeable events. This is typically the case when a tariff time change is expected and the credit-control server wants to ffc a distinction between the granted quota before and after tariff change.

The diametee is a play on words, derived diameter rfc 4006 the RADIUS protocol, which is the predecessor a diameter is twice the radius. diameter rfc 4006

The diameter rfc 4006 lies with the client application, which controls the selection of AVPs in the diameter rfc 4006 control request sent to the OCF. When answers to all pending messages are received, the state machine moves to OPEN state, and Tx is stopped. Diameter Credit Control Application. If S is the total service units within the pool, M1, M2, An entity other than the credit-control server may provision the access device with appropriate IP packet filters to be used in conjunction with the Diameter credit-control application.

In some cases it might be possible that the service element in the visited domain can offer services to the end user; however, a commercial agreement must exist between the visited domain and the home domain.

For instance, diameter rfc 4006 an implementation of the credit-control client can determine primary credit-control server unavailability, it can establish the new credit-control sessions with a possibly available secondary credit- control server. From Wikipedia, the free encyclopedia.

However, private services may 0406 deployed that are subject to agreements between providers of the credit-control server and client. There can also be mid-session service events, diameter rfc 4006 might affect the rating of the current service events. When an end user requests services such as SIP or messaging, the request is typically forwarded to a service element e.


After that the transport connection can be disconnected. The first interrogation is used to reserve money from the user’s account and to initiate the process.

It will diameter rfc 4006 forward the packet to the credit-control client.

Diameter (protocol) – Wikipedia

However, the user’s account might be empty when this first interrogation is performed. This page was last edited on 10 Julyat These actions may be communicated explicitly from the server to the client or may be configured per-service at the client.

If the user logs off during an ongoing credit-control session, or if some other reason causes the user to become logged off e. To support these scenarios optimally, diameter rfc 4006 credit-control application enables independent credit-control of multiple services in a single credit-control sub- session. Network access is an example of a service offered diameter rfc 4006 the visited domain where the NAS, through an AAA infrastructure, authenticates and authorizes the user with the user’s diameter rfc 4006 network.

Alternatively, during an active multimedia session, an additional media type is added to the session, causing a new simultaneous request toward same account.