1. A method to transfer data in a telecommunication network between a first host (HOST A) and a second host (HOST B) via Standard Toolkit Software Components, a Client Side HTTP Session Manager associated to said first host, a Transport medium and a Server Side HTTP Session Manager associated to said second host, said Transport medium being adapted to transmit data from said Client Side HTTP Session Manager to said Server Side HTTP Session Manager, said data transfer being compliant with the Simple Object Access Protocol SOAP 1.2 HTTP Bindings Specification, and comprising a first SOAP Request sent by said first host into a first HTTP Request message towards said Client Side HTTP Session Manager, as well as a first SOAP Response sent by said second host as reply to said first HTTP Request message into a first HTTP Response message towards said Server Side HTTP Session Manager, characterized in that said method further comprises the transfer of data through a HTTP Adaptation Layer adapted to load a second SOAP Request sent by said second host (HOST B) into a second HTTP Response message towards the Server Side HTTP Session Manager, as well as a second SOAP Response sent by said first host (HOST A) as reply to said second SOAP Request into a second HTTP Request message towards the Client Side HTTP Session Manager.