This document describes cXML 1.2.020 commerce eXtensible Markup Language for communication of data related to electronic commerce. This document is intended for programmers designing cXMLenabled applications. It contains all the information need to implement any of the supported transactions from either the client or the server system perspective with an emphasis toward suppliers that are modifying their ecommerce Websites for PunchOut. Both the protocol interactions and business documents contained in the transactions are discussed in depth.

Website: http://www.cxml.org/