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Question:
(a) Describe briefly the difference between flow control and congestion control in relation to a connection-oriented protocol such as TCP.
(b) What is the initial rate of data transfer in the slow start phase of TCP congestion control, if the MSS is 1200 bytes and an average RTT of 500 milliseconds?
(c) Each host on the Internet is currently assigned an IP address 32 bits long (IPv4). IPv4 addresses are usually written as a series of four decimal numbers. IPv4 addresses traditionally belong to one of five classes of address, depending on the type of network.
i. Describe the structure of Class C address and a type of network it is suited for.
ii. Give two advantages of creating subnets within a larger network.
iii. On an isolated network two hosts have been configured to work on the same subnet with IP addresses 10.10.201.254 and 10.15.201.254. Can this configuration work? What would the subnet mask need to be?
iv. How is IPv6 different from IPv4?
(d) Define and explain the purpose of the following protocols:
i. DHCP ii. ICMP iii. BGP
Time out Timers are used to protect against lost packet. Each packet must have its own logical timers since only a single packet will be retransmitted after timeou
UDP is connectionless, and does not give error checking. But remember, error checking can happen at other layers too.
Q. Show the Use of flow control? Flow control denotes to a set of procedures used to restrict the amount of data that the sender can send before waiting for Error Control
Q. Show the Parity Check - Performance? Parity Check - Performance Is able to detect all single-bit errors Can as well detect burst errors if the total number of
Can you describe autonomous numbers in EGP?
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Floating Point Representation in Memory 1. Describe the various ways of floating point representation in memory. What is the importance of normalizing the mantissa in this rep
In this question, we study Nested ESP in AH, that is, we combine ESP with AH. Let's look at the site-to-site VPN scenario shown again in Figure 1. Let's assume that Alice's desktop
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As the Internet started, the original Classful addressing procedure became a limitation. The IP address space was being terminated because all networks had to select one of three p
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