“…Majority of them modify or extend the set of agents described above. Examples of such architectures are the multi-agent architecture for distance education systems (Dorca et al, 2003), the IVET architecture (de Antonio et al, 2005), the ABITS architecture , the JADE architecture (Silveira & Vicari, 2002) and the X-Genitor framework (Triantis & Pintelas, 2004). Nevertheless, they do not solve the architectural problems in the ITSs.…”