WAP

The WAP (Wireless Application Protocol) wireless application protocol is an open standard protocol that can be used to transmit information on a network to a mobile phone or other wireless communication terminal.

WAP is a Wireless Application Protocol Forum (WAP) established by the communications giants such as Ericsson, Nokia, and moto.it168.com/'target='_blank' class='pk'>Motorola in 1997. Developed in Forum). The information on the network can be transmitted to mobile phones or other wireless communication terminals. It uses an HTML-like markup language, WML (Wireless Markup Language), which is equivalent to HTML (Hypertext Markup Language) on the Internet and can directly access general web pages through WAP Gateway. Through WAP, users can use wireless communication terminals to access real-time information on the Internet or company website information anytime and anywhere to truly realize wireless Internet access. It is the first stage product of the combination of mobile communications and the Internet.

WAP can run on various wireless networks, such as GSM, GPRS, CDMA and so on. WML is the acronym for Wireless Makeup Language. WAP phones that support WAP technology can browse Internet content described by WML.

WML is an XML-based markup language used to specify how narrowband devices, such as mobile phones, pagers, etc., display content and user interface languages. Because of the narrow frequency, WML is partially limited, such as smaller displays, limited user input devices, narrowband network connections, limited memory and resources.

WML supports text and image display. In the content organization, one page is a Card, and a group of Cards constitute a Deck. When the user submits a browsing request to the server, WML sends the entire Deck to the client's browser, and the user can browse the contents of all Cards in the Deck without downloading each Card separately from the network.

With the WAP technology, a large amount of Internet information and various services can be introduced into wireless terminals such as mobile phones and PALMs. Whenever, whenever and wherever information is needed, WAP phones can be opened, users can enjoy endless online information or online resources. Such as: comprehensive news, weather forecast, stock market dynamics, business reports, current exchange rates, etc. E-commerce and online banking will also be implemented one by one. Through WAP mobile phone users can also obtain sports competition results, entertainment anecdotes, etc. anytime, anywhere, add fun to life, you can also use the online booking function to make arrangements for an orderly life.

WAP protocol includes the following layers:

Wireless Application Environment (WAE) Wireless Session Layer (WSL) Wireless Transport Layer Security (WTLS) Wireless Transport Layer (WTP)

Among them, WAE layer contains micro browser, WML, WMLSCRIPT interpreter and so on. The WTLS layer provides basic security functions for wireless e-commerce and wireless encryption of data.