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Explain the term - global corporate-wide network
It would be highly interesting to note that more than 70 per cent of all security related problems start from within the organisation. Thus, for example, all the branch offices of a big company should have separate servers each protected behind a firewall, while still allowing the users of all branch offices to remain well connected and form an integral part of the global corporate-wide network.
Question 1: (a) Explain what is meant by circuit switching? Give its main shortcoming and explain its relevance in telephone systems. (b) Outline the differences betwee
Question 1 Explain the TCP/IP protocol suite. List (Network Interface Layer, Internet Layer, Transport Layer, Application Layer) Question 2 Write short note on
On a lan where are ip datagram transported?
FRAME FILTERING: The very important task a bridge operates is frame filtering. If both the destination and source are on the same segment, it does not repeat the frame to the
In slotted Aloha system, it has been measured that 70% of slots are occupied by frames (i.e. the remaining slots are empty). a) How many frames need to be transmitted, on aver
The science and art of manipulating messages in order to create them secure is known as cryptography..... Two types are:- Symmetric key cryptography and Asymmetric key crypto
What is difference among ARP and RARP? The address resolution protocol (ARP) is used to associate the 32 bit IP address with the 48 bit physical address, used by a host or a ro
Design the user interface for mode switching and data entry any way that you like. For example, to switch an application from transmit mode to receive mode, you can give it special
Can you give an overview of the components in IPSec?
Q. Show the Go-back-N - Control Variables? - S- holds the series number of the recently sent frame - SF - holds sequence number of the first frame in the window - SL - ho
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