Generic SMS Gateway for AtLink
Enterprise Voice Integration
Instructor
Mentor
: Dr. Kwok-Bun Yue, Ph.D
: Mr. Dilhar De Silva
Team #6
: Dang Nguyen
Huy Do
Tan Nguyen
Thang Nguyen
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Table of contents
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Overview of project
Project requirements
Project design specification
SMS gateway providers
Project plan
References
Questions and Answers
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Overview of project
 This project is sponsored by AtLink
company.
 Build a HTTP and a SMPP SMS client.
 Integrate with a hosted SMS gateway
 Capability to bind with any open SMS
gateway by customizing required
parameters
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Project requirements
Build a web based SMS application that
satisfy the following requirements:
Support HTTP and SMPP protocols
Support Two-Way SMS capabilities.
Coverage US and EU
Change the binding to any gateway
dynamically by changing binding
parameters
 Should integrate with EVI Communication
profiles
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Project requirements
Development tool requirements for
project as follows:
 AJAX and HTML for User Interface.
 JAVA as a development language and
Eclipse as a dev environment.
 MySQL as database server.
 An open source UML tool (TBD) for
analysis & design specifications.
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Project design specification
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Introduction to SMS Messaging
Basic concepts of SMS Technology
SMS gateway protocols
How to send/receive SMS
Project architecture
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Introduction to SMS Messaging
 SMS stands for Short Message Service
 Enables the sending and receiving of
messages between mobile phones
 One SMS message can contain at most 140
bytes
 160 characters (7-bit character)
 70 characters (16-bit Unicode)
 SMS messages can also carry ringtones,
pictures, operator logos, wallpapers,
animations
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Applications of SMS
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Person-to-Person Text Messaging
Provision of Information
Downloading
Alerts and Notifications
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Email, Fax and Voice Message Notifications
E-commerce and Credit Card Transaction Alerts
Stock Market Alerts
Remote System Monitoring
 Two-way Interactive Text Messaging
Applications
 SMS Marketing
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Basic concepts of SMS Technology
 SMS Center: responsible for handling
the SMS operations of a wireless
network
 Intra-operator SMS Messages:
involves only one SMS center
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Basic concepts of SMS Technology
 Inter-operator SMS message involves
one or more SMS centers
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Basic concepts of SMS Technology
 SMS Gateway: acts as a relay
between the two SMSCs. It is needed
when two SMSCs does not support a
common protocol
 An SMS message may need to pass
through more than one network
entity (e.g. SMSC and SMS gateway)
before reaching the destination
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Basic concepts of SMS Technology
 SMS Gateway
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SMS gateway protocols
 HTTP/S API: used in the form of an
HTTP/Internet Post
 SMTP [E-mail to SMS]: allows messages that
are sent via e-mail to be converted to SMS.
 SMPP: suitable for customers who send large
volumes of traffic
 XML: XML over HTTP
 FTP: Suitable for high volume messaging
 COM Object API: Popular with windows-based
developer, integrate SMS sending into their
programs or ASP pages
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How to send SMS
1. User would log on to sms2email
account.
2. Once user has logged on/signed
up, you would click on "textback".
Under this heading you can then
reserve your keywords (subject to
availability)
3. Once you have your keyword(s),
user can start a campaign. Any
text message sent to 07766 40 41
42 with user keyword at the start of
the message will be forwarded to
user by email and also stored on
SMS Gateway service provider
database so user can download
them at a later date.
NOTE : This service is free to all
accountholders. However, it is
subject to a fair-usage policy. If
you are using this service for
business purposes, we would
recommend contacting us for a
dedicated number.
Note:
(1) Application Web Server of SMS
Gateway service provider.
(2) Internet
(3) SMPP Traffic
(4) SMSC
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(5) GSM Network
How to receive SMS
1. Installing it in a SIM slot in
one of GSM modems (1).
2. SMS Gateway Service
Provider application servers
check user SIM card (2) for
content every 3 seconds.
Note:
SIM based technology, the
maximum throughput of
messages is one per 3 seconds,
up to a limit of 30,000 per month
3. The incoming messages are
processed and entered into the
secure database (3) and all
messages are associated with
user sms2email account login.
4. In order to view the incoming
messages, you can log in to your
sms2email.com account and
download them in Microsoft
excel compatible csv format, or
(at no extra cost) you can have
the messages forwarded to you
via email (4), or HTTP POST'ed
(5) to your own application
server
Note:
(1) GSM Modem
(2) SMS Gateway Service
Provider Application Server
(3) Secure database
(4) Email Gateway
(5) HTTP/HTTPS Interface
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Project architecture
SMS Center
SMSC
Protocol 1
SMS Center
SMS Center
SMSC
Protocol 2
SMSC
Protocol 3
SMS Center
SMSC
Protocol 4
SMS gateway
HTTP/
HTTPS
SMPP
Web Service
Web Browser
Mail Server
Web Application
Sessions
Profile
EVI
My SQL
Database
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Project architecture
 Web Browser: Running on client-side, it
allows users log in and send SMS messages.
 EVI (Enterprise Voice Integration) profile:
contain the information of customers
 SMS Gateway: an SMS gateway can be set up
to handle the connections to the SMSCs
 SMS Center: A SMS center (SMSC) is
responsible for handling the SMS operations of
a wireless network
 Web Application: Running in the server-side,
it handles requests from SMS users for sending
and receiving SMS message
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Use cases
Register
Create User
Manage User
Login
Configure System
Administrator
User
Create Profile
Manage SMS Gateway
Account
Send SMS Message
Login
Reply SMS Message
Send back SMS
Message
Mobile
Reply SMS Message
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SMS gateway providers
 Criteria
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Cost for sending SMS messages
Network coverage
Protocols or interfaces supported
API documents
Number of free SMS messages or credits
2-way SMS messaging
Support service
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SMS gateway providers
 SMS Gateway Provider Research
 Chosen SMS Gateway Provider
 Clickatell (http://www.clickatell.com)
 SMS2Email (http://www.sms2email.com)
 MXTelecom (http://www.mxtelecom.com)
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Project plan
 Detail of the project plan
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References
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http://www.developershome.com/sms/
http://www.clickatell.com
http://www.smsforum.net
http://www.wikipedia.org
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Thank you
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