Call Accounting System

1
Call Accounting System

• Solan Telecom ltd.
• Application Requirements Document

Advisor Dr. Mayer Goldberg
Students Leonid Leontiev
Anna Bakshi
2
Background

• Solan Communications develops
• global communication services
• telecommunication infrastructure projects
• call accounting management systems
• billing platforms for communications operators
• Pre-Paid and Voice Mail platform for
  communications carriers.

SOLAN TELECOM  
3
Problem Domain

• Organization monitors its calls
• Telecommunication services provided by various
  providers
• Telecommunication services represent a big
  percent of organizations outcome
• Providers produce bills per switchboard
• Difficult to provide common analysis of
  telecommunication outcome

SOLAN TELECOM  
4
Call Accounting System

• Solves the above problems
• Provides common bill for all providers at any
  time
• Monitors the calls per extension
• Generates real time alerts
• Provides reports for easy calls analysis

SOLAN TELECOM  
5
Architecture
provider
switchboard
extension
Internet
extension
logger
SOLAN TELECOM  
6
Architecture
Mediation
FTP server
Rating
Web Application
SOLAN TELECOM  
7
Main Functional Requirements

• Definition of organization units
• Organization switchboards and sites
• Extensions
• Definition of organization hierarchy tree
• Definition of projects
• Definition of telecommunication carriers
• Trunks
• Definition of phone book

SOLAN TELECOM  
8
Main Functional Requirements

• Reports production
• The system provides an editor for definition of
  new report
• The system allows to apply constraints on
  existing report
• The system generates and produces reports both
  automatically (according to scheduling) and on
  demand
• The system provides an option to produce reports
  in various formats and output

SOLAN TELECOM  
9
Main Functional Requirements

• Definition and production of alerts
• Exceeding of budget
• Too long call
• Call performed on specific number
• etc.
• The system sends alerts automatically to users
  email when the alert state is recognized

SOLAN TELECOM  
10
Main Functional Requirements

• Definition of price lists
• Definition of tariffs per telecommunication
  carrier. (Holidays and regular days)
• Definition of special contracts between the
  customer and the carrier

SOLAN TELECOM  
11
Non-Functional Requirements

• Safety Security
• Authorization
• Avoidance of data misuse
• Correctness and completeness of data
• Availability
• Web application. Available continuously 24 hours
  a day.

SOLAN TELECOM  
12
Non-Functional Requirements

• Usability
• The definition of organization unit and report
  production is easy to learn and takes about a 1
  hour to learn.
• The price list definition and report generation
  by means of SQL queries requires experience in
  call pricing and SQL queries. For an experienced
  person it will take several hours till several
  days to learn the system.

SOLAN TELECOM  
13
Non-Functional Requirements

• Technologies
• .NET platform
• C
• ASP.NET
• SQL server 2000 or later

SOLAN TELECOM  
14
Risks

• Web application
• Definition of price list
• Intuitive GUI
• Definition of special contracts
• Definition of a new report
• Editor
• .NET technology

SOLAN TELECOM  
15
Major Use-cases

• Report generation

SOLAN TELECOM  
16
Major Use-cases

• Price list definition

SOLAN TELECOM  
17
Questions?
?
SOLAN TELECOM