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How Firewall configuration makes all the difference
The greatest blunder that any company make is to just install a firewall and think that they have ensured perfect security. While firewalls protect from outside threats, it requires updating from time to time. Poor firewall configuration has been considered the cause of the biggest security breaches that took place in the recent past.
Checksum This 16 bits field contain the checksum. The calculation of the checksum for TCP follows the same procedure as the described for UDP. However the inclusion
Explain the term- congestion The average queue size over the last cycle and the current cycle is calculated. This value is the threshold. By averaging over two cycles instead o
define distortion
In order to limit the quantity of numbers that a system administrator has to enter, Cisco can use which abbreviation to show 0.0.0.0? Ans) Cisco uses host to state 0.0.0.0. Thi
QUESTION (a) What are the problems with IPv4 on today's Internet and how does IPv6 solve these problems? (b) Describe at least three ways in which IPv6 is more efficient tha
State the uses of groupware With the use of groupware, users can easily do most of the office related management work, which otherwise would be extremely difficult. For instanc
Computer Networks 1. Differentiate WAN and LAN. 2. Describe the TCP/IP Reference Model with diagram. 3. Explain Circuit switching and message switching. 4. List the fu
Connections in ATM are known virtual circuits or virtual channels These are known virtual, since connections are created in ATM by starting values in memory locations (tables) in A
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What is the Network Layer of the OSI responsible for? Ans) The Network Layer routes data from single node to another sends data from the source network to the destination networ
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