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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.
Multicast An identifier for a set of interfaces (typically belonging to dissimilar nodes). A packet sent to a multicast address is delivered to all interfaces identified by tha
What are NETBIOS and NETBEUI? NETBIOS is a programming interface that permits I/O requests to be sent to and received from a remote computer and it hides the networking hardwar
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
Higher bandwidth Fibre optic cable an support dramatically higher bandwidths than either twisted pair or coaxial cable currently data rates and bandwidth utilizatio
RIP and IGRP are Distance Vectoring protocols that send their whole routing tables to their neighbours. In some Cisco literature, EIGRP is listed as an 'advanced distance vector
There are basically two functions for creating routing tables, which are as given: Manual entry Software Further there are two types for computing routing table inf
IGP= Interior gateway routing protocol and EIGRP= Enhanced Interior Gateway routing protocol IGP = use in one Autonomous and EIGRP = use with many autonomous
Two neighbouring nodes (A and B) use a Go-Back-N protocol with a 3-bit sequence number and a window size of 4. Acknowledgments are cumulative. Assuming A is transmitting and B is r
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
how signals are transmitted in telecommunications
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