CAN/CSA Z243.130-88

1 Scope and Field of Application This International Standard defines the OSI Network Service in terms of (a) the primitive actions and events of the Service; (b) the parameters associated with each primitive action and event, and the form which they take; (c) the interrelationship between, and the valid sequences of, these actions and events. The principal objectives of this International Standard are (a) to specify the characteristics of a conceptual Network Service and thus supplement the Reference Model in guiding the developmen