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ARP RESPONSES
Let's search out how does a computer know whether an incoming frame have an ARP message. The type field in the frame header defines that the frame contain an ARP message. The Ethernet standard substance that the type field in an Ethernet frame carrying an ARP data packet must has the hexadecimal value 0 x 806, as given in the figure below.
CASHING ARP RESPONSES:
Although message interchange can be used to bind addresses, sending a request for every binding is hopelessly not efficient. To remove network traffic, ARP software saves and extracts the information from a response so that it may be used for subsequent data packets. ARP manages the Table as a cache short-term memory.
Q. Develop a completely secure WSN based on the triple key? Wireless network is the most vulnerable type of network to security attack. Unauthorized access to wireless network
Produce a short report of your experiences in installing and using PGP. The report should be written in the form of a journal that contains at least the following items: A de
Question: (a) How can you prevent someone from accessing your computer when you leave your office for some time? (b) What is the difference between a classic login and a w
COLLISION: The receiver can get simultaneous requests, which gives in collision at receivers and both service lost and in this way no transmitter accepts reservations and both use
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Bridges perform both in the data link layers and physical of LANs of same kind. They split a bigger network in to smaller segments. They have logic that accept them to store the
FRAGMENT IDENTIFICATION: IDENT field in every fragment matches IDENT field in real datagram. Fragments from different datagrams may arrive out of order and still be saved out.
why is it that sometime we put password in our account to login or signup and it would not work?
Question 1 Explain any two types of security policies Question 2 What is security attack? Explain with examples Question 3 Explain different characteristics that i
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