Rec. ITU-T Q.3643 (07/2020) Signalling architecture of distributed infrastructure ENUM networking for IMS
Summary
History
FOREWORD
Table of Contents
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Framework for distributed ENUM networking
7 Signalling architecture of distributed ENUM networking
     7.1 Functions
          7.1.1 ENUM data management function (F1-EDMF)
          7.1.2 ENUM data storing function (F2-EDSF)
          7.1.3 ENUM data query function (F3-EDQF)
     7.2 Reference points
          7.2.1 Reference point I1
          7.2.2 Reference point I2
          7.2.3 Reference point I3
          7.2.4 Reference point I4
8 Signalling procedures for distributed ENUM networking
     8.1 Signalling procedures on DES node management
          8.1.1 DES node enrolment to a distributed ENUM system
          8.1.2 DES node leaving from a distributed ENUM system
     8.2 Signalling procedures on ENUM data management
          8.2.1 DES adds NAPTR records
          8.2.2 DES modifies NAPTR records
          8.2.3 DES cancels NAPTR records
     8.3 Resolution procedure in distributed ENUM networking
          8.3.1 Resolution procedure in iterative mode
          8.3.2 Resolution procedure in recursive mode
9 Signalling requirements for distributed ENUM networking
     9.1 Signalling requirements for distributed ENUM server
     9.2 Signalling requirements for O&M systems
     9.3 Signalling requirements for operator level ENUM server
     9.4 Signalling requirements for the IMS SIP proxy
10 Protocols for distributed ENUM networking
11 Security considerations
Bibliography