Axis2 Architecture-http://ws.apache.org/axis2/1_1_1/Axis2ArchitectureGuide.html
XML processing with AXIOM-http://ws.apache.org/commons/axiom/OMTutorial.html
RESTful Web Services-http://ws.apache.org/axis2/1_1_1/rest-ws.html
TCP Transport-http://ws.apache.org/axis2/1_1_1/tcp-transport.html
Mail Transport-http://ws.apache.org/axis2/1_1_1/mail-transport.html
HTTP Transports-http://ws.apache.org/axis2/1_1_1/http-transport.html
MTOM with Axis2-http://ws.apache.org/axis2/1_1_1/mtom-guide.html
Securing SOAP Messages with Apache Rampart- http://ws.apache.org/axis2/modules/rampart/1_1/security-module.html
SOAPMonitor-http://ws.apache.org/axis2/1_1_1/soapmonitor-module.html
Apache Axis2 Advance User's Guide- http://ws.apache.org/axis2/1_1_1/adv-userguide.html