SOAP 1.2 in a nutshell
- SOAP message: 
- Envelope (XML document)
 
- Composed of a header and a body 

 
 
- Processing model 
- Sent from a sender to a receiver, possibly via
intermediaries
 
- Headers: 
- Can be addressed to certain intermediaries
 
- Can be marked as mandatory
 
 
 
- Default data encoding provided, but others can be used.
 
- Can be transfered from one node to another any underlying
protocol (e.g. HTTP): SOAP binding