Understanding WAP Wireless Applications, Devices, and Services phần 2 potx
Understanding WAP Wireless Applications, Devices, and Services phần 2 potx
... models.
CHAPTER
2
Contents
2. 1 Introduction
2. 2 The wireless
markup language
2. 3 Wireless
markup language
script
2. 4 Byte-
encoded WML
and compiled
WMLScript
2. 5 Overview of
the wireless
telephony ...
interface
2. 6 Migrating
from WWW to
WAP
2. 7 Markup
languages and
XML
2. 8 User agent
capabilities and
content
negotiation
2. 9
Miscellaneous
elemen...
Understanding WAP Wireless Applications, Devices, and Services phần 3 potx
... the umbrella brand as a comprehensive and reliable source of mobile services.
2. The content provider may also brand services, presumably to tie into their existing nonmobile brand.
3.3.4 ... the client and the WAP gateway. The first releases of WTA assumed that WTLS class 2 is used,
which implies that content transferred between the client and the WAP gateway is encrypted...
Understanding WAP Wireless Applications, Devices, and Services phần 1 ppsx
... Creating WAP Services and
Applications
15
2. 1 Introduction 15
2. 2 The wireless markup language 17
2. 2.1 Decks of cards 19
2. 2 .2 User input 20
2. 2.3 Task invocation 21
2. 2.4 Events 22
2. 2.5 Variables ... 22
2. 2.5 Variables and context 23
2. 2.6 Other features of WML 24
2. 3 Wireless markup language script 25
2. 3.1 WMLScript variables and datatypes 2...
Understanding WAP Wireless Applications, Devices, and Services phần 4 pot
... lists the WAP components:
l
WAP gateway;
l
WAP- enabled mobile devices;
l
WAP origin server;
l
Wireless telephony application server.
5 .2. 1 WAP gateway
The primary function of the WAP gateway ... between a mobile network and the Internet, so that WAP-
enabled mobile devices can request WAP services and information from Web servers. In this way, the WAP gateway...
Understanding WAP Wireless Applications, Devices, and Services phần 5 pptx
... gateway and a
WAP- enabled handset. WAP protocol stacks are required on both the handset and the WAP gateway so that peer-to-peer
protocol connections can be performed. The standardized WAP stack ...
l
Access demonstration WAP applications hosted on the WAP origin servers;
l
Begin to evaluate and understand WAP products and services;
l
Develop and test some initial...
Understanding WAP Wireless Applications, Devices, and Services phần 6 docx
... 141
References
[1] Wireless Session Protocol Specification, Version 5— November 1999, WAP Forum, www.wapforum.org.
[2] Push Access Protocol Specification, Version 8— November 1999, WAP Forum, www.wapforum.org. ... November 1999, WAP Forum, www.wapforum.org.
[8] Wireless Transport Layer Security Specification, Version 5— November 1999, WAP Forum, www.wapforum.org.
Page 138
6.6...
Understanding WAP Wireless Applications, Devices, and Services phần 7 doc
... Web and WAP
access to create advanced services are WAP portal services discussed in the next section and the address book services
presented in the last section of this chapter.
9.5.1 The WAP ... bearer services like GPRS, due to be launched in mid -20 00, standard Internet and intranet
services can be accessed in a comfortable and cost-effective way with normal H...
Understanding WAP Wireless Applications, Devices, and Services phần 8 pptx
...
phone and
customer relation
management
10.19 Next
generation of WAP-
based financial
services and
applications
10 .20 Conclusion
Page 20 7
CHAPTER
10
Contents
10.1 Introduction
10 .2 A new ... familiar and trusted retail brands may become the norm as branded wireless network providers. In the
meantime, mobile financial services and applications will target the high net...
Understanding WAP Wireless Applications, Devices, and Services phần 9 pptx
...
big, 24
card, 24
defined, 19
do, 22
em, 24
head, 20
i, 24
img, 25
input, 20
onevent, 22
option, 20
overriding, 20
p, 24
postfield, 21
resource, 82 83
select, 20 , 21
small, 24
strong, ... of, 1 02
push, 111
scaleable n-tier, 22 0 23
serviceperson, 8
telephony, 8–9
using, 7–9
vertical, 180
WAP, 7–9, 22 3 26
wireless environment for creating, 15– 42...
Understanding WAP Wireless Applications, Devices, and Services phần 10 pot
... Unified messaging
N-tier applications, 22 0 23
component-based server, 22 1
debugging/maintaining, 22 2
error handling and logging, 22 2
principles, 22 1 23
scalability,
22 2
–
23
protocol stack, ... definition, 22 8 29
for n-tiered applications, 22 2
Financial WAP applications, 22 9– 32
data entry minimization, 23 0–31
error handling, 23 1
security, 23...