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Computer Networks
1. Write about different network structures in use.
2. Explain the architecture and usage of ISDN.
3. Describe the concept of framing in Data Link Layer and its importance in data communication.
4. Differentiate Noisy and Noiseless channels in Data Communication.
5. Elucidate Connection states and POP3 commands and responses.
6. Elaborate the two modes of IP Security.
What are advantages of having e-commerce over extranets
Switch In a physical ring configuration any disabled or else disconnected node can disable the entire network Use of a switch can permit the ring to bypass an inactive
Q. What is Domain Names ? - Full domain name is a sequence of labels separated by dots (.) - Fully competent domain name (FQDN) contains the full name of a host cis.usouthal
1. Suppose the datagram source allocates 12 bytes for this option. Then when the datagram leaves the source host, the RR option area will be like this: 7 12 4 0 0 0 0 0 0 0 0 0
Network Layer and Routing As discussed in previous chapters the physical layer provides connection sand services to the data link layer while the data link layer is
What is the method of ICMP packets?
Problem 1 Bring out the differences between POP and IMAP4 Problem 2 Discuss User Datagram protocol Problem 3 Explain the various steps in TCP congestion control
Consider the procedure described for estimating average delay di. Suppose that u=0.1. Let r1-t1 be the most recent sample delay, let r2 -t2 be the next most recent sample delay
What is the Catalogue Intranet Intranets of this type are often more accurately described as Extranets. They are designed to give access to a large catalogue of information,
How do you account for higher scalability and reliability of computer network? Ans: Computer network will have a large number of computers, which can share database, software
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