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Determine the Objectives of computer security
Though computerisation helps a lot in proper organisation of experience, it also opens a Pandora's Box simultaneously.
On one side lie the benefits of proper organisation and quick access to the experience and on the other side there are hidden problems of dishonesty, distrust and a number of unforeseen and unwanted conditions.
How many ways are there to execute VPN architecture?
Time out The protocols name Go Back N is derived from the sender behaviour in the presence of lost or overly delayed packets. A timer will again be used to recover
What is OSI and what role does it play in computer networks? OSI (Open Systems Interconnect) serves as a reference model for data communication. It is made up of 7 layers, with
NICs AND NETWORK HARDWARE: NIC is create for one kind of physical network. For example Ethernet interface may not be needed with token ring and similar ATM interface cannot b
Q. Explain about Nonboundary-Level Masking? Nonboundary-Level Masking Bytes in the IP address that correspond to 255 in the mask will be repeated in the subnet addres
Is personal firewall actually firewalls?
What is piggybacked ACK The protocol will be incorrect. Suppose that 3-bit sequence numbers we are using. Consider following situation: A just send frame 7. B gets frame
How does L2TP process?
Responses Responses are sent from the server to the client. A responses is a three digit code that may be followed by additional textual information.
Transparency really means adumbrating the network and its servers from the users and even the application programmers.
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