This model presents the basic concepts (data and service) of SOA paradigm. It details the following notions: [easyesb:Endpoint], [easyesb:Service], [easyesb:Node], [easyesb:Component]... etc, uses several kind of [transporter services|easyesb:Transporter service model] in transporter manager component and also exposes two [technical services|easyesb:Technical service model] such as [administration service|easyesb:Administration Service] and [registry service|easyesb:Registry Service].