CONTENTS

        E2.1     Scope
       E2.2     Definitions
       E2.3     Normative references
                 E2.3.1     Informative references
       E2.4     Abbreviations
       E2.5     H.323 and PLMN interworking network architecture
                 E2.5.1     New functions of H.323 and PLMN interworking network architecture
       E2.6     H323_UIM Terminal contains an ANSI-41 User Identification Module
                 E2.6.1     A-Key
                 E2.6.2     Shared Secret Data (SSD)
                 E2.6.3     Authentication
                 E2.6.4     Assumptions
                 E2.6.5     Description
                 E2.6.6     Generation of Authentication Signature Data and Ciphering Keys
                 E2.6.7     Validation and Storage of Entered A-Keys
                 E2.6.8     Ask Random Task
                 E2.6.9     Update Shared Secret Data
                E2.6.10     Confirm Shared Secret Data
                E2.6.11     CMEA Encryption of Voice Channel Data Digits
                E2.6.12     Updating of the COUNTsp Value
                E2.6.13     H323_UIM status codes
       E2.7     H323_UIM management procedures
                 E2.7.1     Core ANSI-41 initialization
                 E2.7.2     ANSI-41 H323_UIM initialization
                 E2.7.3     UIM session termination
                 E2.7.4     H323_UIM NAM information procedures
                 E2.7.5     H323_UIM authentication related procedures
                 E2.7.6     UIM network selection related procedures
                 E2.7.7     H323_UIM user interface related procedures
                 E2.7.8     H323_UIM timing related procedures
                 E2.7.9     H323_UIM registration related procedures
                E2.7.10     H323_UIM additional procedures
                E2.7.11     H323_UIM update management procedures
       E2.8     AnnexE2_GK with PLMN Interworking Function (IWF) and H.323 Gatekeeper
                 E2.8.1     Mapping of ANSI-41 PLMN MAP messages to H.225.0 messages
       E2.9     Mobility Management and Communication Management AnnexE2_GK procedures
                 E2.9.1     Additions of Mobility parameters and procedure to H.225 RAS messages
                 E2.9.2     Security aspects of mobile H.323 User Identity Module (UIM)
                 E2.9.3     H.323 foreign mode
                 E2.9.4     Subscriber data
      E2.10     Automatic registration and authentication
                E2.10.1     Addressing
                E2.10.2     Authentication, encryption, voice privacy
      E2.11     UIM-based roaming
                E2.11.1     Use of mobile equipment identifiers
                E2.11.2     ANSI-41 mode support
                E2.11.3     Automatic call delivery
                E2.11.4     Supplementary Service Feature Control
                E2.11.5     H.323 foreign mode support
                E2.11.6     Feature code mapping
                E2.11.7     Call Barring and Operator Determined Barring
                E2.11.8     Outgoing Call Barring (Supplementary Service and ODB)
                E2.11.9     Incoming Call Barring (Supplementary Service and ODB)
               E2.11.10     Operator Determined Barring of Roaming
               E2.11.11     Registration and Activation
               E2.11.12     Optimal routing for Late Call Forwarding
               E2.11.13     SMS Teleservice Support
               E2.11.14     Message Waiting Notification
               E2.11.15     Emergency Service
               E2.11.16     Location services
               E2.11.17     WAP services
      E2.12     Stage 2 descriptions of ANSI-41 PLMN Interworking and H323_UIM Terminal features
                E2.12.1     Operational model and message flows
                E2.12.2     Registration and Authentication of H323_UIM Terminal messages flow
                E2.12.3     Authentication of subscriber using PIN to invoke services message flow
                E2.12.4     H323_UIM Terminal powers off
                E2.12.5     H323_UIM Powers On
      E2.13     Automatic call delivery
                E2.13.1     Call delivery to ANSI-41 subscriber roaming in H.323 network
                E2.13.2     Delivery to an ANSI-41 subscriber roaming in an H.323 Network –Unsuccessful case
      E2.14     Successful Mobile Terminating ANSI-136 Short Message Service (CMT) mapped to H.323 Annex K Service Control message
                E2.14.1     Error handling at the reception of a Forward Short Message in the H.246 AnnexE2_GK
                E2.14.2     Mapping of H.323 Annex K Service Control message into ANSI-136 SMDPP Message
      E2.15     Message Waiting Notification
                E2.15.1     H323_UIM Terminal in ANSI-41 Mode
                E2.15.2     MWN via ANSI-41 Qualification Directive message mapped to H.450.7 MWN
                E2.15.3     Encoding of Qualification Directive with MWN Information