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Need for standards
- Over the past couple of decades several of the networks that were built used different hardware and software implementations therefore they were incompatible and it became difficult for networks using different specifications to communicate with each other.
- To address the problem of networks being incompatible as well as unable to communicate with each other the ISO (International Organisation for Standardisation) researched various network schemes.
- The ISO recognised there was a necessitate to create a NETWORK MODEL that would help vendors create interoperable network implementations
In this question, you will compare delays in packet switching (i.e. in IP networks), in circuit switching (i.e. in PSTN telephony) and in virtual circuit packet switching (i.e. in
State about data and data files - Information The third and major component of the system liable to be attacked is the data and data files used by the company. It is the most s
bus topology disadvantage?
What is Proxy ARP? Is using a router to give answer ARP requests. This will be completed when the originating host believes that a destination is local, when in fact is lies be
What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.
It is a basic quantitative property of networks. Delay is a calculate how long it takes for a bit of data to cross across the network from one end to the other. It is calculated in
A method used to standardize and categorize fault-tolerant disk systems. RAID levels give lot of mixes of performance, reliability, and cost. Some servers give three of the RAID le
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Define the term - Hot swapping The reliability of the machine can be dramatically improved by installing the best components. Hot swapping is a concept through which component
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
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