In order for third party software providers to make the integration with Hotel-Spider as easy as possible two distincts transmission protocols have been implemented. All the communications from the Hotel-Spider server to the third party software server will be sent using HTTPS over a TCP/IP connection
Every programming language has its proper solution for processing XML as payload, please check the documentation for the appropriate usage.
Most programming languages have a solution for building a SOAP client, please check the documentation for the appropriate usage. It is essential that a recognised SOAP Server is used and NOT a homemade solution.