Consider the communication between the nodes and assume that Communication between Node A and Node D is broken. Using routing tables, show what is the alternative path that can be formed for the communication between Node A and Node D.
Answers
Answer:
Sender and receiver are separated by two 1-Gigabit/s links and a single switch. The packet size is 5000 bits, and each link introduces a propagation delay of 10 microseconds. Assume that the switch begins forwarding immediately after it has received the last bit of the packet and the queues are empty.
Same as (A) with three switches and four links.
Problem 2. Little's Law.
At the supermarket a checkout operator has on average 4 customers and customers arrive every 2 minutes. How long must each customer wait in line on average?
A restaurant holds about 60 people, and the average person will be in there about 2 hours. On average, how many customers arrive per hour? If the restaurant queue has 30 people waiting to be seated, how long does each person have to wait for a table?
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A hardware vendor manufactures $300 million worth of PCs per year. On average, the company has $45 million in accounts receivable. How much time elapses between invoicing and payment?
Problem 3. Consider the following networks: network I (containing nodes A, B, C) and network II (containing