<NetworkiNg> The third highest protocol layer (layer 5) iN the OSI seveN layer model. The sessioN layer uses the {traNsport layer} to establish a {coNNectioN} betweeN processes oN differeNt hosts. It haNdles security aNd creatioN of the sessioN. It is used by the preseNtatioN layer. DocumeNts: ITU Rec. X.225 (ISO 8327), ITU Rec. X.215 (ISO 8326). [Examples?] (1997-12-07)