PD 6627:2001
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
PNO-ISC Information document number 007. UK Interconnect user of SCCP and MTP
Hardcopy , PDF
11-01-2002
English
02-15-2001
0.3 Contents
0 PREFACE
0.1 Title
0.2 Normative Information
0.3 Contents
0.4 History
0.5 Issue Control
0.6 References
0.7 Glossary of Terms
0.7.1 Abbreviations
0.7.2 Terminology
1 INTRODUCTION
2 REQUIREMENTS ON APPLICATIONS MAKINGS
USE OF SCCP
2.1 SCCP Return Message on Error
Procedure
2.2 SCCP Calling and Called Addresses
Structure
2.2.1 Address Indicator (Octet)
2.2.2 Global Title Contents
2.2.3 Routing Indicator
2.3 Management of Address Information by
the Transaction Capability Sub-Layer
2.4 Protocol Class
2.5 Sequence Information
2.6 Quality of Service
2.7 Stream Identity
2.8 SCCP User Management
2.8.1 N-STATE Primitive
2.8.2 N-PCSTATE Primitive
2.8.3 N-COORD Primitive
3 REQUIREMENTS ON SCCP NETWORKS
3.1 Use of the Return Option
3.1.1 Incomplete Routing
3.1.2 Replicated Subsystems
3.1.3 Changes to Calling and Called Party
Addresses
3.1.4 Scope of Calling Party Address
3.1.5 Calling Party Addresses in UDTS
Messages
3.1.6 Conversion of Called Party Address
3.1.7 Syntax Checks
3.2 Corrective Action for Message Returned
on Error Reasons
3.3 Checking for Ported Numbers in Own
Node or Network
3.4 Checking for Circular Routing of
Messages to Ported Numbers
3.5 Management of SCCP
4 REQUIREMENTS OF SPECIFIC SERVICES
USING SCCP
4.1 UK Interconnect
4.1.1 Sub System Number and Point Code
4.1.2 E.164 Address Format
4.2 SCCP Support for Geographic, Non
Geographic and Personal Number
Portability
4.2.1 Donor Relay of SCCP Messages
4.2.2 Format of Address Indicator and
Address
4.3 SCCP Support for CCBS Supplementary
Service
4.3.1 E.164 Service Centre Address
4.3.2 CCBS CPN to Ported Numbers
4.3.3 Transaction Capabilities (TC)
Resources
4.3.4 Format of Address Indicator and
Address
4.4 SCCP Support for Mobile Number
Portability (MNP)
4.4.1 Signal Relay Function Addressing
4.4.2 Format of Address Indicator and
Address
4.5 ETSI INAP
5 CLARIFICATIONS OF SPECIFIC MTP AND
SCCP CLAUSES
6 SUMMARY OF SCCP & MTP PARAMETER
ASSIGNMENTS
6.1 SCCP Parameters
6.1.1 SCCP Rerun Option
6.1.2 Routing Indicator
6.1.3 Subsystem Number (SSN)
6.1.4 Global Title Format for Indicator
0100 (GTI=4)
6.2 MTP Parameters
6.2.1 Allocation of Service Indicator
Codes
6.2.2 Service Indicators for UPU Messages
7 GUIDE TO MTP NETWORK INTERCONNECTION
7.1 MTP Use of Signalling Transfer Points
(Quassi Associated Signalling)
7.1.1 Associated Signalling
7.1.2 Quasi Associated Signalling
7.1.3 STP Network Architectures
7.1.4 Factors to be Taken Into Account When
Using STPs
7.1.5 Different Network Architectures
7.1.6 Circuit Related and Non-Circuit Related
Signalling
7.1.7 Recommendations
7.2 MTP Congestion Handling
7.2.1 Introduction to Congestion Procedures
7.2.2 How Signalling Link Congestion Occurs
and the Impacts
7.2.3 Levels of Congestions
7.2.4 Parameters that Control Congestion
7.2.5 How to Determine the Values
7.2.6 Link Set Capacity
7.2.7 ITU-T Implementors Guide
7.2.8 Nodal Congestion
7.2.9 SCCP Reaction to MTP Congestion
7.2.10 Fault Handling During Signalling Link
Congestion
7.3 MTP Restart Procedures
7.3.1 Network Options
7.3.2 Q.704 07/96 MTP Restart Procedures
7.3.3 UK Interconnect Use of MTP Restart
7.3.4 Interworking Red Book and 07/96
Restart Procedures
7.3.5 Timer Values and Parameter Settings
7.4 MTP Policing
7.5 Signalling Network Management
Correlation
8 GUIDE TO SCCP NETWORK INTERCONNECTION
8.1 Background Information
8.2 Options Available
8.2.1 Options At SCCP Level
8.2.2 Options at MTP Level
8.2.3 Options at the Physical Level
8.3 Assessment of Options
8.3.1 SCCP points of Interconnect
8.3.2 MTP Points of Interconnect
8.3.3 Physical Points of Interconnect
9 CONSIDERATIONS IN CHOOSING AN SCCP
ARCHITECTURE OPTION
9.1 Network Integrity
9.2 Reliability of Interconnect
9.3 Capacity and Performance Requirements
9.3.1 Signalling Link Capacity
9.3.2 Processor Capacity
9.3.3 Signalling Delays
9.4 Capital Costs
9.4.1 Signalling Links
9.4.2 Processor Capacity
9.4.3 Transmission Capacity
9.4.4 Routing Data Capacity
9.5 Current Account Costs
9.5.1 Signalling Link Capacity Management
9.5.2 Processor Capacity Management
9.5.3 Transmission Capacity Management
9.5.4 Routing Data Management
9.6 Recommendations
10 INTERWORKING ISSUES
10.1 Interworking Issues Between UK and
ESTI MTP
10.1.1 Preventive Cyclic Retransmission
10.1.2 MTP Restart
10.2 SCCP Interworking Issues
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