Give the structure of an atm uni cell header, Computer Networking

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a) Consider a hypothetical arrangement of ‘self-learning' bridges shown in the figure below. Assuming all are initially empty, give the forwarding tables for each of the bridges B1, B2, B3, B4 and B5 after the following transmissions: Host X sends a frame to Host Y followed by Host W sending a frame to Host Z.

2302_Give the structure of an ATM UNI cell header.png

b) i) Give the structure of an ATM UNI cell header and describe the role of each field in the header.

ii) Using a sketch, show how ATM cells are routed and explain the difference between virtual paths and virtual channels.


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