RFC 2905 (rfc2905) - Page 2 of 53

AAA Authorization Application Examples

RFC 2905         AAA Authorization Application Examples      August 2000


Table of Contents

   1. Introduction ................................................    3
   2. PPP Dialin with Roaming .....................................    4
      2.1. Descriptive Model ......................................    4
      2.2. Authorization Requirements .............................    6
   3. Mobile-IP ...................................................    6
      3.1. Relationship to the Framework ..........................   10
      3.2. Minimized Internet Traversal ...........................   10
      3.3. Key Distribution .......................................   10
      3.4. Mobile-IP Authorization Requirements ...................   11
   4. Bandwidth Broker ............................................   12
      4.1. Model Description ......................................   13
      4.2. Components of the Two-Tier Model .......................   13
      4.3. Identification of Contractual Relationships ............   13
           4.3.1. Single-Domain Case ..............................   14
           4.3.2. Multi-Domain Case ...............................   15
      4.4. Identification of Trust Relationships ..................   16
      4.5. Communication Models and Trust Relationships ...........   18
      4.6. Bandwidth Broker Communication Models ..................   19
           4.6.1. Concepts ........................................   19
                4.6.1.1. Intra-Domain Authorization ...............   19
                4.6.1.2. Inter-Domain Authorization ...............   19
           4.6.2. Bandwidth Broker Work Phases ....................   20
           4.6.3. Inter-Domain Signaling ..........................   20
                4.6.3.1. Phase 0 ..................................   20
                4.6.3.2. Phase 1 ..................................   20
           4.6.4. Bandwidth Broker Communication Architecture .....   22
           4.6.5. Two-Tier Inter-Domain Model .....................   23
                4.6.5.1. Session Initialization ...................   23
                4.6.5.2. Service Setup ............................   23
                4.6.5.3. Service Cancellation .....................   24
                4.6.5.4. Service Renegotiation ....................   24
                4.6.5.5. RAR and RAA ..............................   24
                4.6.5.6. Session Maintenance ......................   24
                4.6.5.7. Intra-domain Interface Protocol ..........   24
      4.7. Requirements ...........................................   24
   5. Internet Printing ...........................................   25
      5.1. Trust Relationships ....................................   26
      5.2. Use of Attribute Certificates ..........................   27
      5.3. IPP and the Authorization Descriptive Model ............   28
   6. Electronic Commerce .........................................   29
      6.1. Model Description ......................................   30
           6.1.1. Identification of Components ....................   30
           6.1.2. Identification of Contractual Relationships .....   31
           6.1.3. Identification of Trust Relationships ...........   32
                6.1.3.1. Static Trust Relationships ...............   33
                6.1.3.2. Dynamic Trust Relationships ..............   35



Vollbrecht, et al.           Informational