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SS7 is a key element in the control plane of fixed and mobile networks and in Intelligent Network scenarios. It facilitates communication between SS7 hosted ‘applications’ enabling end-to-end service delivery. This course provides a comprehensive description of SS7 protocols, functions and procedures.
Who would benefit
Those who need a detailed understanding of the implementation and functions of SS7.
An understanding of the PSTN architecture and circuit- and packet-switched concepts, together with a working knowledge of the OSI Model and primary rate (E1/T1) bearers.
Topic areas include
- Overview of signalling and signalling system
- SS7 architecture: SP, STPs, Links, Link Sets, Routes and Route Sets
- Point Codes functions and formats
- Message Transfer Part (MTP) levels 1, 2 and 3
- MTP error control, routing and loadsharing principles and user identification
- The ISDN User Part call control and supplementary services
- Signalling Connection Control Part (SCCP) functions and services
- SCCP connectionless and connection-oriented services applications
- SCCP Global Title routing and segmentation function
- Transaction Capabilities (TCAP) protocol stack and usage scenarios
- TCAP Component Sublayer and Transaction Sublayer
- Component-handling and transaction-handling functions and procedures
- The Dialogue Portion and application context negotiation
- SS7 applications in Intelligent Networks and Mobile Networks
- Introduction to SS7 over IP
Includes practical exercises analysing MTP, SCCP, ISUP and TCAP signalling traces.
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