V1.00 © 2009 Research In Motion Limited Introduction to BlackBerry Smartphone Web Development—The BlackBerry Infrastructure Trainer name Date

v1.00© 2009 Research In Motion Limited

Introduction to BlackBerry Smartphone Web Development—The BlackBerry InfrastructureTrainer name

Date

© 2009 Research In Motion Limited

Agenda

In this course, you will cover the following topics:

– Introduction to Mobile Device web development

– Web development tools for mobile devices

– The BlackBerry® Infrastructure

– Optimizing Web Content for Mobile Device Browsers

– Introduction to Browser Push

– Widgets

Introduction to BlackBerry Smartphone Web Development

Objectives

– Describe the BlackBerry Infrastructure (BlackBerry® Enterprise Solution and BlackBerry® Internet Service)

– Explain how BlackBerry Infrastructure and mobile application development differ from computer web development and Internet connectivity

– Describe the BlackBerry® Browser capabilities and configurations

Introduction to BlackBerry Infrastructure

Two most common ways that BlackBerry® smartphones receive data from an organization and the Internet are through:

–BlackBerry Enterprise Solution

–BlackBerry Internet Service


BlackBerry Enterprise Solution

– A robust software that acts as the centralized link between wireless devices, wireless networks, and enterprise applications

– The server integrates with messaging and collaboration systems to provide mobile users with access to email messages, instant messaging, and personal management information tools


BlackBerry Enterprise Solution


BlackBerry Enterprise Solution components

Component Function

BlackBerry Administration Service

Connects to BlackBerry Configuration Database to manage the BlackBerry Domain

BlackBerry Attachment Service

Converts supported message attachments to viewable format on BlackBerry smartphones

BlackBerry Collaboration Service

Provides a connection between instant messaging server and collaboration client

BlackBerry Configuration Database

Provides details about connection from BlackBerry Enterprise Server to wireless network, user list, address mappings

BlackBerry Controller Monitors BlackBerry Enterprise Server components and restarts them

BlackBerry Dispatcher Compresses and encrypts data sent between BlackBerry smartphones



Component Function

BlackBerry MDS Application Console

Sends requests to a BlackBerry MDS Integration Service

BlackBerry MDS Connection Service

Permits users to access web content, Internet, and intranets

BlackBerry MDS Integration Service

Provides application-level integration for BlackBerry Browser applications

BlackBerry Messaging Agent

Connects to messaging server to provide messaging services and acts as gateway for BlackBerry Synchronization Service

BlackBerry Monitoring Service

Web-based application that monitors the BlackBerry Domain



Component Function

BlackBerry Monitoring Service database

Stores information about an organization’s BlackBerry Enterprise Server environment

BlackBerry Policy Service Sends IT policies and IT administration commands and provisions service books

BlackBerry Router Connects to the wireless network to send data to and from BlackBerry smartphones

BlackBerry Synchronization Service

Synchronizes organizer data between BlackBerry smartphones and the messaging server over wireless network

BlackBerry® Desktop Manager

Web-based application that permits users to manage their BlackBerry smartphones


IT information technology


Component Function

Organization’s application server Provides push applications and intranet content that the BlackBerry MDS Services use

Instant messaging server Stores instant messaging accounts

Messaging server Stores email accounts

User’s computer with BlackBerry Device Manager

Hosts the BlackBerry Device Manager and permits users to connect their BlackBerry smartphones to their computers using a serial or USB connection


USB universal serial bus

BlackBerry Mobile Data System

– An optimized framework for creating, deploying, and managing applications for the BlackBerry Enterprise Solution

– BlackBerry MDS Services for managing requests and interactions between BlackBerry smartphones and enterprise applications behind a firewall

– Tools and software to develop and run applications for BlackBerry smartphones


MDS Mobile Data System

BlackBerry MDS Services

• Communicate with application servers using SOAP, Custom Data, XML, HTML, and WML with HTTP


SOAP Simple Object Access Protocol XML Extensible Markup LanguageHTML Hypertext Markup Language WML Wireless Markup Language HTTP Hypertext Transfer Protocol

BlackBerry Connect Software

BlackBerry® Connect Software:

– Provides push delivery technology and connects BlackBerry smartphone users to BlackBerry Enterprise Server and BlackBerry Internet Service

– BlackBerry Enterprise Server software integrates an organization’s infrastructure with the BlackBerry Infrastructure


BlackBerry Enterprise Solution data flow



1. Email message is compressed, encrypted using AES or Triple DES, and sent to wireless network.

2. Wireless network sends email message to Internet through BlackBerry Infrastructure.

3. Email message reaches sender’s firewall and passes through outbound connection to BlackBerry Enterprise Server.

4. BlackBerry Enterprise Server decrypts, decompresses, and sends email message to Outbox folder.


AES Advanced Encryption StandardTriple DES Triple Data Encryption Standard


5. Email message travels across Internet as SMTP traffic to receiver’s firewall.

6. BlackBerry Enterprise Server monitors receiver’s mailbox, retrieves email message, compresses and encrypts the first 2Kb of email message, and queues it for delivery.

7. Receiver’s BlackBerry smartphone receives, decrypts, and decompresses email message.


SMTP Simple Mail Transfer Protocol

BlackBerry Internet Service

BlackBerry Browser features:

– BlackBerry Browser uses BlackBerry Internet Service as a gateway to the Internet and is hosted by the BlackBerry Infrastructure.

– BlackBerry Internet Service differs from BlackBerry MDS as it does not require the BlackBerry Enterprise Server and is not used through the organization’s firewall.

– BlackBerry Internet Service does not support Triple DES encryption and secure sites (HTTPs) are not available.



– Communicates with the BlackBerry Infrastructure using HTTP over the RIM ® IPPP

– Preprocesses and compresses HTML or XHTML content before sending it to the BlackBerry smartphone, which speeds up transfers

– Sends processed content to the BlackBerry smartphone as it becomes available

– Optimizes images for display on BlackBerry smartphone


RIM Research in MotionIPPP IPPP Internet Protocol Proxy ProtocolXHTML Extensible HyperText Markup Language


– Processes and transmits images with content to help reduce network traffic

– Transcodes specific content types for appropriate display on the BlackBerry smartphone

– Permits BlackBerry smartphone users to associate their BlackBerry smartphones with an email address in the blackberry.net domain

– Permits BlackBerry smartphone users to associate up to ten work or personal email accounts with a BlackBerry smartphone



Permits BlackBerry smartphone users to:

– Experience push delivery of email messages

– Access attachments and images wirelessly in popular formats

– Access HTML and WAP web pages using the BlackBerry Internet Service Browsing service


WAP Wireless Application Protocol


– BlackBerry Infrastructure interacts with BlackBerry Internet Servers that are maintained by RIM® and administered by each wireless service provider.

– Permits subscribers to resend service books to their BlackBerry smartphones and create email message filters.

– BlackBerry Internet Service compresses email messages before sending them to the wireless network, but does not encrypt email content.


BlackBerry Internet Service data flow



1. Email message is compressed and sent to wireless network.

2. Wireless network sends email message to the BlackBerry Infrastructure.

3. BlackBerry Internet Service decompresses the email message and delivers it to receiver’s messaging server.

4. BlackBerry Internet Service monitors receiver’s email accounts and retrieves email message.



5. BlackBerry Internet Service compresses first 2Kb of the email message and queues it for delivery.

6. BlackBerry Infrastructure sends the email message to the wireless network.

7. Wireless network receives the email message and forwards it to receiver’s BlackBerry smartphone.

8. Receiver’s BlackBerry smartphone receives and decompresses the email message and sends acknowledgement of receipt.


BlackBerry web development

BlackBerry web development permits you to:

– Create browser-based applications and deploy them with minimal effort

– Leverage industry standards from HTML to AJAX

– Push data to user devices and leverage offline queuing

– Create web applications that are easily accessible through BlackBerry Infrastructure


AJAX Asynchronous JavaScript and XML

BlackBerry web development platform features

– Web signal content updates that push data directly to BlackBerry smartphone users

– Push technology that allows you to send information to the browser using channel, cache, and message push regardless of back-end server technology

– Offline queuing that automatically queues pages for submittal when reentering the coverage area

– BlackBerry Browser, and BlackBerry Java® ME to simplify development


Java ME Java Micro Edition

BlackBerry web development tools

– BlackBerry® Web Plug-in for Eclipse® is for developing, debugging, and profiling web applications, and includes a BlackBerry Smartphone Simulator.

– BlackBerry® Web Plug-in for Microsoft® Visual Studio® provides an optimized, integrated web development, debugging, and profiling environment


Mobile infrastructure and Internet connectivity

– BlackBerry Infrastructure supports communication with BlackBerry smartphones over wireless networks through a secure connection from behind a firewall.

– Internet connectivity is based on TCP/IP and the Open Systems Interconnection model which defines Internet working in vertical layers.

– OSI upper layers are Application, Presentation, and Session for encryption and connection management.

– OSI lower layers are Transport, Network, Data Link, and Physical for routing, addressing, and flow control.


TCP/IP Transmission Control Protocol/Internet ProtocolOSI Open Systems Interconnection

BlackBerry Browser

BlackBerry Browser physical components include:

– BlackBerry smartphones

– Wireless network

– Network gateway

Network gateways connect the wireless networks, overwhich BlackBerry smartphones communicate.


Network gateways

• A gateway converts incoming content into a suitable form for the BlackBerry smartphone and converts outgoing content into a form suitable for destination web servers and pages.

• BlackBerry smartphones access the Internet through the following network gateways:

– BlackBerry MDS Connection Service

– BlackBerry Internet Service Browsing

– WAP



– Designed to provide users with secure access to their organization’s intranet and access to the Internet

– A component of the BlackBerry Enterprise Server that exists behind the firewall of an organization’s network

– Acts as a proxy for and makes requests on behalf of the BlackBerry Browser

– Optimizes content to enhance efficiency and improve display on smaller screens before sending content to browser



– BlackBerry Browser accesses BlackBerry MDS Connection Service network gateway using the BlackBerry Browser configuration.

– BlackBerry Browser configuration communicates with the BlackBerry MDS Connection Service using HTTP/IPPP.

– To browse the Internet or intranet through the BlackBerry MDS Connection Service network gateway, users must specify the BlackBerry Browser configuration in the Browser configuration settings.


BlackBerry Internet Service Browsing

– Wireless service providers can use the BlackBerry Internet Service Browsing network gateway to offer BlackBerry smartphone users access to content optimization and compression features provided by the BlackBerry Infrastructure without using the BlackBerry Enterprise Server.

– BlackBerry Browser accesses the BlackBerry Internet Service Browsing network gateway using the Internet browser configuration, which communicates with the gateway using HTTP/IPPP.


WAP network gateway

– Hosted by wireless service providers

– BlackBerry Browser accesses the WAP network gateway using the WAP Browser configuration.

– To browse the Internet through a WAP network gateway, users must specify the WAP configuration in the Browser Configuration settings.

– WAP Browser configuration supports the WAP version 1.2.1 and WAP version 2.0 protocols.


Network gateway configurations

Users can choose which gateway the BlackBerry Browser communicates with by choosing the associated configuration:

– WAP Browser configuration accesses bookmarks provided by Internet service providers

– Internet Browser configuration accesses Internet content

– BlackBerry Browser configuration accesses an organization’s intranet


BlackBerry Browser configuration

Browser types are distinguished by their transport.


WiFi ® Wireless Fidelity WLAN wireless local area network

BlackBerry Browser configuration

– BlackBerry Browser breaks out to the Internet at the BlackBerry MDS Connection Service of the BlackBerry Enterprise.

– BlackBerry Browser optimizes data by compression, encryption, and transcoding.

– Internet Browser breaks out to the Internet at the BlackBerry Internet Service.

– Because of reduced optimization and shorter signaling length, Internet Browser is a faster browser.


Service books

– Availability of browsers is governed by available service books on the BlackBerry smartphone.

– BlackBerry Browser is associated with Desktop[IPPP] and Desktop[BrowserConfig] service books.

– Desktop[IPPP] identifies transport and Desktop[BrowserConfig] stores the configuration.

– BlackBerry Browser service books originate from the BlackBerry Enterprise Server.


BlackBerry Internet Browser service books

– Internet Browser is associated with BlackBerry Internet Browsing Service[IPPP] and BlackBerry Internet Browsing service[BrowserConfig].

– These service books are sent out by the BlackBerry Internet Solution architecture.



Summary


Summary

In this chapter, you learned about the BlackBerry Infrastructure:

– To reduce costs and increase data transmission speeds, the BlackBerry Enterprise Solution compresses data sent to and received from BlackBerry smartphones.

– BlackBerry Internet Service Browsing was developed to use the BlackBerry Internet Service as a gateway to the Internet and is hosted by the BlackBerry Infrastructure.

Summary

– The BlackBerry Internet Service does not require the BlackBerry Enterprise Server.

– The BlackBerry MDS is an optimized framework for creating, deploying, and managing applications for the BlackBerry Enterprise Solution.

– The BlackBerry development platform includes BlackBerry Browser, Java ME.

– Internet connectivity is based on the standardize TCP/IP protocol suite and OSI model.


Summary

– The BlackBerry Browser operates in a wireless browsing environment consisting of BlackBerry smartphones, wireless networks, and network gateways.

– The BlackBerry Browser breaks out to the Internet at the BlackBerry MDS Connection Service of the BlackBerry Enterprise Solution.



Documents

V1.00 © 2009 Research In Motion Limited Introduction to BlackBerry Smartphone Web Development—The BlackBerry Infrastructure Trainer name Date