PD 6627:1999

Section
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
0.8 Scope
1 Introduction
2 Requirements on applications making 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 addresses
             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 number portability
             (GNP)
             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 Summary of SCCP parameter assignments
      5.1 SCCP return option
      5.2 Routing indicator
      5.3 Subsystem number (SSN)
      5.4 Global title format for indicator 0100 (GTI=4)
             5.4.1 Translation type
             5.4.2 Numbering plan
             5.4.3 Encoding scheme
             5.4.4 Nature of address indicator
      5.5 Global title address information
6 Guide to SCCP network interconnection
      6.1 Background information
      6.2 Options available
             6.2.1 Options at SCCP level
             6.2.2 Options at MTP level
             6.2.3 Options at the physical level
      6.3 Assessment of options
             6.3.1 SCCP points of interconnect
             6.3.2 MTP points of interconnect
             6.3.3 Physical points of interconnect
7 Considerations in choosing an option
      7.1 Network integrity
      7.2 Reliability of interconnect
      7.3 Capacity and performance requirements
             7.3.1 Signalling link capacity
             7.3.2 Processor capacity
             7.3.3 Signalling delays
      7.4 Capital costs
             7.4.1 Signalling links
             7.4.2 Processor capacity
             7.4.3 Transmission capacity
             7.4.4 Routing data capacity
      7.5 Current account costs
             7.5.1 Signalling link capacity management
             7.5.2 Processor capacity management
             7.5.3 Transmission capacity management
             7.5.4 Routing data management
      7.6 Recommendation

Covers the provision and use of the interconnect SCCP defined in /3/; this being a subset of the ITU-T(03/93) SCCP recommendations which satisfies the SCCP needs of the CCBS service defined in /1/.