Thomas Kunz
Systems and Computer Engineering
22
WAP 1.x
Reference Model and Protocols
Bearers  (GSM, CDPD, ...)
Security Layer (WTLS)
Session Layer (WSP)
Application Layer (WAE)
Transport Layer (WDP)
TCP/IP,
UDP/IP,
media
SSL/TLS
HTML, Java
HTTP
Internet
WAP
WAE comprises WML (Wireless Markup Language), WML Script, WTAI etc.
Transaction Layer (WTP)
additional services
and applications
WCMP
A-SAP
S-SAP
TR-SAP
SEC-SAP
T-SAP