22-03-2010, 10:02 PM
please read
http://studentbank.in/report-Wireless-Ap...n-Protocol
http://studentbank.in/report-WAP-wireles...n-protocol
http://studentbank.in/report-Wireless-Ap...tocol--555
for getting seminar report and presentation of Wireless Application Protocol
[attachment=2765]
(WIRELESS APPLICATION PROTOCOL)
CONTENTS
1.INTRODUCTION
2.HISTORY AND EVALUATION
3.BREIF DICRIPTION OF WAP
4.LEADING FACTORS
5.WAP ARCHITECTURE
6.BARRIERS
7.APPLICATIONS
8.ADVANTAGES
9.DISADVANTAGES
10.CONCLUSION
INTRODUCTION
WAP IS SIMILAR TO THE COMBINATION OF
HTML AND HTTP EXCEPT THAT IT ADDS IN ONE IMPORTANT FUTURE:OPTIMIZATION FOR LOW BAND WIDTH,LOW MEMORY AND LOW
DISPLAY ENVIRONMENTS INCLUDE PDAâ„¢S,WIRELESS PHONES,PAGERS,AND VIRTUALLY ANY OTHER COMUNICATION DEVICE
HISTORY AND EVALUATION
IN JUNE 1997,ERICSSON,MOTOROLA,NOKIA,AND POHONE
.COM FOUNDED THE WIRELESS APPLICATION PROTOCOL FORUM.THE WAP FORUM HAS DRAFTED ASSET OF GLOBAL WIRELESS PROTOCOL
SPECIFICATIONS FOR MANY WIRELESS NETWORKS ,WHICH HAS BEEN OFFERED
MANY INDUSTRIE GROUPS AND STANDARD BODIES.
LEADING FACTORS
. Transfer speed
. Size and readability
. navigation
TRANSFER SPEED
MOST CELLPHONES AND WEB ENABLED PDAâ„¢S HAVE LESS DATA TRANSFER.
SIZE AND READIBILITY
RELATIVILY SMALL SIZE OF LCD ON CELL OR PDA,MOST WEB PAGES DOES NOT FIT ON WIRELESS DEVICES.
NAVIGATION
NAVIGATION IS ANOTHER ISSUE WE CAN MAKE OUR WAY THROUGH A WEB PAGE WITH POINTS AND CLICK MOUSE,BUT IF YOU ARE
USING A WIRELSS DEVICE,WE OFTEN USE ONE HAND TO SCROLL KEYS
WAP ARCHITECTURE
THE WAP ARCHITECTURE ENABLES OTHER SERVICES
AND APPLICATIONS TO STACK THROUGH A
. APPLICATION LAYER(WAE)
. SESSION LAYER(WSP)
. TRANSACTION LAYER(WTP)
. SECURITY LAYER(WTLS)
. TRANSPORT LAYER(WDP)
. BEARERS
WML(WIRELESS MARKUP LANGUAGE)
WML IS AN XML LANGUAGE DESIGENED TO BE SUITABLE FOR USE IN HANDHELD MOBILE DEVICE.WML IS A PAGE DESCRIPTION
LANGUAGE THAT DESCRIBES .THE WAP CONTENT PRESENTED IN THE WAP HAND SET,THE INPUT OPTIONS VALIBLE IN THE
HANDSET,AND THE RESPONSE OF USER AGENT
Wireless application environment
Wireless application environment consists of the following
1.wml weight:
it is light weight just like handheld device.
2.wml script:
it is light weight script like Java script
WTP(WIRELESS TRANSACTION PROTOCOL)
.THREE CLASSES OF TRANSACTION SERVICES
.UNREALIBALE ONE WAY REQUESTS
.REALIBLE ONEWAY REQUESTS AND
.REALIBLE TWOWAY REQUEST REPLY TRANSACTIONS
.OPTIONAL USER TO USER REALIBILITY
.OPTIONAL OUT-OF-BAND DATA ON ACKNOWLEDGMENT
WIRELESS TRANSPORT LAYER SECURITY(WTLS)
WTLS IS A SECURITY PROTOCOL BASED UPON THE INDUSTRY-STANDARD TRANSPORT LAYER SECURITY PROTOCOL,FORMELY KNOWN AS
SECURE SOCKETS LAYER(SSL).WTLS PROVIDES THE FOLLOWING FEATURE
.DATA INTIGRITY
.PRIVACY
.AUTHENTICATION
.DENIAL OF SERVICE PROTECTION
WIRELESS DATAGRAM PROTOCAL(WDP)
THE TRANSPORTLAYER PROTOCOL IN THE WAP ARCHITECTUR IS REFERED TO AS THE WDP.THE WDP LAYER OPERATES ABOVE THE DATA
CABLE BEARER SERVICES SUPPORTED BY VARIOUS NETWORK TYPES.
WSP(WIRELESS SESSION PROTOCOL)
THE WSP PROVIDES THE APPLICATION LAYER OF WAP
WITH A CONSISTENT INTERFACE FOR TWP SESSION SERVICES.WSP PROVIDES THE LONG FUNCTIONALITY.
.LONG LIVED SESSION STATE
.SESSION SUSPENDED AND RESUME WITH SESSION MIGRATION
.A COMMON FECILITY FOR REALIBLE AND UNREALIBLE DATA PUSH,AND
.PROTOCOL FEATURE NEGOTIATION
BEARERS
THE WAP PROTOCOLS ARE DESIGNED TO OPERATE OVER A VEARITY OF DIFFERENT BEARER SERVICES ,INCLUDING SHORT MESSAGE,
CIRCUIT SWITCHED DATA,AND PACKET DATA.
.SHORT MESSAGE SERVICE
.CIRCUIT SWITCHED DATA
.UNSTRUCTURED SUPPLEMENTRY SERVICES DATA
.GENRAL PACKET RADIO SERVICES
APPLICATIONS
. ADDITIONALLY, WAP INCORPORATES TWO DIFFERENT CONNECTION MODES-WSP CONECTION MODE OR CONECTION LESS
PROTOCOL.IT PROVIDES STANDREDIZED
SEVERAL REASONS:WAY OF LINKING THE INTERNET TO MOBILE PHONES,THERE BY LINKING OF THE HOTTEST
INDUSTRIES ANY WHERE.
. SMS SERVICES
. IT ALLOWS DIFFERENT TYPES OF NETWORKS
ADVANTAGES
. MULTIPARTY COMUNICATION
. PERSONAL POCKET GUIDE
. WEATHER REPORT
. IT IS SUATIBLE FOR MULTIMEADIA SERVICES
. WEATHER REPORT
. MOBILE STOCK MARKET
. EASY AND FAST ACCESS TO THE INTERNET
. LARGE CHOICE OF MOBILE PHONES
. IT CAN BE BUILT ON ANY OPERATING SYSTEM
DISADVANTAGES
. EXPENCIVE
. LIMITED SIZE OF RAM AND ROM
. LIMITED POWER SUPPLY
. LOW BANDWIDTH
. DON â„¢T HAVE A PACKET-BASED
SERVICE FOR LONG TIME
CONCLUSION
I CONCLUDE THAT WAP TECHNOLOGIES HAS REACHED
DIFFIRENT GOALS LIKE SCALABILITY,OPENNESS FUTURE
AND ADOPTING NEW TECHNOLOGIES,I.E EXTENSIABLE OVER TIME TO NEW TECHNOLOGIES.THIS TECHNOLOGY IS
PROVIDING SOPHISTICATED FACILITIES FOR PEOPLE AND EASY TO ADOPT AND EVERY ONE CAN MAKE USE