This practical course provides an extremely comprehensive, up-to-date, and easy-to-understand treatment of CAMEL (Customised Applications for Mobile network Enhanced Logic).
Objectives
After completing this course, students will be able to:
Understand the basics of SS7 (Architecture and protocols, MTP, SCCP, TCAP, MAP and CAP)
Understand the basics behind GSM, GPRS and IMS Procedures
Understand the basics behind SMS and USSD
Learn the basic GSM, GPRS and UMTS Service Architecture
Understand the basics of IN Services Applied to Mobile
Understand and Basic Concepts behind IN Service Creation
Explain Basic IN and AIN
Explain Basic CAMEL Architecture
Learn how CAMEL applies to GSM, GPRS, and IMS
Course Outline
GSM, GPRS and UMTS Services and Features
Introduction to Mobile Applications
GSM services
GSM Phase 2+
UMTS R99, R4
IP Multimedia Subsystems (IMS)
THE SYSTEM ARCHITECTURE OF GSM, GPRS and UMTS
GSM, GPRs and UMTS system Architecture
GSM, GPRs and UMTS system Addressing
Roaming and Call Routing
Location registration
Network Switching Subsystem (NSS)
NSS Components
HLR/AuC
EIR
NSS Subsystems and SS7
Mobile Services Switching Center (MSC) part of NSS
MSC/VLR
SGSN and GGSN
CGF
IMS
Role of SS7 in Mobile networks
Call processing and information access
SS7 network architecture
SSP, STP and SCP
SS7 routing
SS7 links
SS7 protocols
Message Transfer Part (MTP) 1-3
SCCP
TCAP
MAP
CAP
GSM, GPRS and UMTS Operation Scenarios
Attachment
MOC and MTC
Call Setup
MTC and MOC
Handover
SMS
Supplementary services
PDP Content
IMS Attach
Intelligent Network (IN) Architecture
SCEF Service Creation Environment Function
SCF Service Control Function
SMF Service Management Function
SSF Service Switching Function
IN Service Examples
IN Platforms such as SCP and SSP
Advanced Intelligent Network (AIN)
Release 0
Release 0.1
Release 0.2
Release 1
AIN Components
Intelligent Peripheral (IP)
Service Creation Environment (SCE)
Service Control Point (SCP)
Service Management Point (SMP)
Service Switching Point (SSP)
AIN Service Examples
Applicability of CAMEL procedures
Mobile Originated and Mobile Terminated Call Related Activities
Circuit switched basic services without distinction
Supplementary Services Invocation
GPRS sessions and PDP contexts
Mobile Originating/Terminating SMS through both CS and PS serving network entities IP multimedia services (IMS) (except Emergency calls) to support legacy services
IPMM sessions
IP multimedia sessions addressed by either E.164 numbers or SIP URLs
CAMEL Phases
What is CAMEL?
Full portfolio of IN services
CAMEL phase 1
Entities and interfaces in CAMEL phase 1
Phase 2 enhancements and functionality
gsmSRF and USSD
Extra charging features in CAMEL phase 2 operation
Pre-paid solutions in CAMEL phase 2
CAMEL Phase 3 enhancements and functionality
CAMEL enhancements for GPRS
CAMEL Phase 4 Enhancements & CAP
CAMEL in the UMTS R4/IMS
CAMEL phase 4 functionality
CAMEL Application Part (CAP) specification for IMS
CAMEL phase 4 additions in Release 6
CAP Types for CAMEL/IMS interworking
CAMEL Procedures
Procedures for Mobile Originated Calls and Forwarded Calls Procedures for Mobile Terminated Calls
Procedures for Call Party Handling
Procedures for SMS
Procedures for GPRS Data Transmission
Notifications of non-traffic events to the CSE
CSE interrogation and control of subscription data
Subscriber interactions with the CSE
Charging Activities
Exceptional procedures or unsuccessful outcome
CSE related congestion control
Interactions with supplementary services
Interactions with Operator Determined Barring (ODB)
Interactions with Optimal Routeing (OR)
Interactions with video call and SCUDIF call
Location Information
Cross Phase compatibility with future Phases of CAMEL
