Diameter Credit-Control Application
draft-ietf-dime-rfc4006bis-02

Document Type Active Internet-Draft (dime WG)
Last updated 2017-04-16 (latest revision 2017-03-09)
Replaces draft-bertz-dime-rfc4006bis
Stream IETF
Intended RFC status Proposed Standard
Formats plain text xml pdf html bibtex
Stream WG state In WG Last Call
Other - see Comment Log
Document shepherd No shepherd assigned
IESG IESG state I-D Exists
Consensus Boilerplate Yes
Telechat date
Responsible AD (None)
Send notices to (None)
Network Working Group                                      L. Bertz, Ed.
Internet-Draft                                                    Sprint
Intended status: Standards Track                          D. Dolson, Ed.
Expires: September 10, 2017                             Y. Lifshitz, Ed.
                                                                Sandvine
                                                           March 9, 2017

                  Diameter Credit-Control Application
                     draft-ietf-dime-rfc4006bis-02

Abstract

   This document specifies a Diameter application that can be used to
   implement real-time credit-control for a variety of end user services
   such as network access, Session Initiation Protocol (SIP) services,
   messaging services, and download services.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on September 10, 2017.

Copyright Notice

   Copyright (c) 2017 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of

Bertz, et al.          Expires September 10, 2017               [Page 1]
Internet-Draft     Diameter Credit-Control Application        March 2017

   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

   This document may contain material from IETF Documents or IETF
   Contributions published or made publicly available before November
   10, 2008.  The person(s) controlling the copyright in some of this
   material may not have granted the IETF Trust the right to allow
   modifications of such material outside the IETF Standards Process.
   Without obtaining an adequate license from the person(s) controlling
   the copyright in such materials, this document may not be modified
   outside the IETF Standards Process, and derivative works of it may
   not be created outside the IETF Standards Process, except to format
   it for publication as an RFC or to translate it into languages other
   than English.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   5
     1.1.  Requirements Language . . . . . . . . . . . . . . . . . .   6
     1.2.  Terminology . . . . . . . . . . . . . . . . . . . . . . .   6
     1.3.  Advertising Application Support . . . . . . . . . . . . .   8
   2.  Architecture Models . . . . . . . . . . . . . . . . . . . . .   8
   3.  Credit-Control Messages . . . . . . . . . . . . . . . . . . .  10
     3.1.  Credit-Control-Request (CCR) Command  . . . . . . . . . .  10
     3.2.  Credit-Control-Answer (CCA) Command . . . . . . . . . . .  11
   4.  Credit-Control Application Overview . . . . . . . . . . . . .  12
     4.1.  Service-Specific Rating Input and Interoperability  . . .  14
       4.1.1.  Specifying Rating Input AVPs  . . . . . . . . . . . .  14
       4.1.2.  Service-Specific Documentation  . . . . . . . . . . .  15
       4.1.3.  Handling of Unsupported/Incorrect Rating Input  . . .  16
       4.1.4.  RADIUS Vendor-Specific Rating Attributes  . . . . . .  16
   5.  Session Based Credit-Control  . . . . . . . . . . . . . . . .  16
     5.1.  General Principles  . . . . . . . . . . . . . . . . . . .  16
       5.1.1.  Basic Tariff-Time Change Support  . . . . . . . . . .  17
       5.1.2.  Credit-Control for Multiple Services within a
               (sub-)Session . . . . . . . . . . . . . . . . . . . .  18
     5.2.  First Interrogation . . . . . . . . . . . . . . . . . . .  22
       5.2.1.  First Interrogation after Authorization and
               Authentication  . . . . . . . . . . . . . . . . . . .  24
       5.2.2.  Authorization Messages for First Interrogation  . . .  25
     5.3.  Intermediate Interrogation  . . . . . . . . . . . . . . .  28
Show full document text