Section 1 - General
1 Scope
2 Field of application
3 References
4 Definitions
4.1 Corporate telecommunication Network (CN)
4.2 PISN Access
4.3 Inter-PINX Connection
4.4 Interconnecting Network
4.5 Internet
4.6 Intervening Network
4.7 Intranet
4.8 Private Integrated Services Network (PISN)
4.9 Private Integrated Services Network Exchange
(PINX)
4.10 User
4.11 PISN User
4.12 Virtual Private Network (VPN)
5 Abbreviations
6 Structure of this Technical Report
Section 2 - Basic Concepts
7 Reference Configuration for PINX Calls
8 Architecture
8.1 PISN Topology
8.2 Routeing Hierarchy
8.3 Capability Structures of a PISN
8.4 Capabilities of a PISN
8.4.1 PISN Low Layer Capabilities
8.4.2 Access Capability
8.5 PISNs connected to the Public ISDN
8.5.1 Interworking of PISN and Public ISDN
Capabilities
8.5.2 Solutions for Accessing the Public ISDN
Packet Switching Capabilities
8.6 Interconnected PINXs
8.6.1 Overlay Concept
8.6.2 Capability Structure of a PISN Employing
IVNs or ICNs
9 Extended Protocol Reference Model
9.1 Planes for Communication across the IVN
9.1.1 IVN Control Plane (NC)
9.1.2 IVN User Plane (NU)
9.2 Planes for Communication across the PISN
9.2.1 PISN Control Plane (PC)
9.2.2 PISN User Plane (PU)
9.3 Planes for Communication across the PISN Access
9.3.1 TE Control Plane (TC)
9.3.2 TE User Plane (TU)
9.4 Planes for Communication across an ICN
Section 3 - Inter-PINX Connections
10 Introduction
10.1 Multiple Instances of Q and C Reference Points
10.2 Shared Access Use
10.3 Mapping Functional Grouping (MP)
11 Scenarios
Section 4 - CN Addressing
12 General
12.1 Smallest Addressable Entity in a PISN
12.2 Addressing Principles
12.2.1 The ISO Global OSI Network Addressing
Principle
12.2.2 The ITU-T ISDN Addressing Principle
12.2.3 The Domain Specific Part Addressing
Principles
12.3 Purpose of Addresses
12.3.1 Selection
12.3.2 Identification
12.4 Address Interworking
12.5 Address Values of the Public ISDN Addressing
Domain
12.6 Addressing Principles in LANs
13 CN numbering impact on public networks and their
numbering plans
13.1 Current Situation
13.2 Ideal Situation
13.2.1 Structure of the globally unique CN
Number
14 PISN Numbering Concept
14.1 Numbering Plans of PISNs
14.2 Private Numbering Plan Structure
14.3 Content of the Number Information in a Private
Numbering Plan
14.4 Reference Configuration for PISN Address
Treatment
14.5 Knowledge about other Numbering Plans
15 Support of subaddressing in PISNs
15.1 Embedment of OSI Network Layer Addresses in
Concatenated PISN Addressing Information
15.2 Embedment of Other Information in the Subaddress
15.3 Conveyance of Subaddresses through a PISN
Section 5 - Routeing
16 General
17 Routeing Requirements
17.1 Functional Requirements
17.1.1 Factors Influencing Routeing through a
PISN
17.1.2 Factors Influencing Routeing to Another
Network
17.1.3 Factors Influencing the Selection of
Networks beyond the Next Network
17.1.4 Other Factors Influencing Route Selection
17.2 Performance Requirements
18 Routeing Mechanisms
18.1 Routeing Information Base
18.2 Source and Destination Routeing
18.2.1 Advantages of Source Routeing Compared
with Destination Routeing
18.2.2 Advantages of Destination Routeing
Compared with Source Routeing
18.2.3 Hybrid Methods
18.2.4 Impact on Signalling for Call Control
18.3 Subjects for Standardization
Section 6 - Services
19 General Service Considerations
19.1 Classification of Services
19.2 Control of Basic Services
19.3 Control of Supplementary Services
19.4 Specification Method for ECMA Standards on
Services
19.4.1 Service Model for Stage 1 Specifications
19.4.2 Service Model for Stage 2 Specifications
19.5 Relationship to Services Provided in Public ISDNs
19.6 Service Interworking between PISNs and Public ISDNs
19.7 Additional Network Features
Annex A - Off-premises PISN Users
Annex B - PINX Connections to Public ISDNs
Annex C - Interworking for Identification Numbers between
Public ISDN and PISN