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QUESTION
a) List the seven layers of the ISO-OSI model and briefly describe the role of each layer
b) Describe the functions of the following intermediate systems-
c) Assume six devices are arranged in a mesh topology
How many cables are needed?
How many ports are needed for each device?
Network Protocols In computer networks communication occurs between the entities in different systems an entity is anything that is capable of sending or receiving
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study on FTP
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