Instant Access To 100,000+ Essays!

The WAP protocol suite is composed of various protocols covering basically all layers of the ISO-OSI reference model. There are four major layers in the WAP protocol:  Session layer-(WSP)  Transaction layer-(WTP)  Security Layer-(WTLS)  Transport/ datagram layer-(WDP) Figure 2.1: The layers of the WAP protocol suite. The Wireless Application Environment is based on WWW and Mobile Telephony techn