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Define the tasks for which SNS is used
SNA can be used for the following types of tasks:
- Terminal access to mainframe and midrange computer applications.
- File transfer of data among computer systems.
- Printing of mainframe and midrange data on SNA printers.
- Program-to-program communications that permit applications to exchange data over the network.
SNA can be executed in a networking infrastructure that uses either a hierarchical or peer-to-peer model.
NETWORK ANALYZERS: A network analyzer also known network monitor or a network sniffer is used to calculate the performance of or debug a network. It may report statistics s
Advantages There are times when using packet filters makes sense. If the connections require high throughput or the protocols has proprietary technology that makes it
Split Horizon - If you attain a protocol's route on an interface, do not send information about that route back out that interface.
Q. Error Detection-General? Sender transmits every data unit twice Receiver performs bit-by-bit comparison between those two versions of data. Any mismatch would
ACME Corp is located in Toledo, Ohio. They would like to create a network and divide it into 3 subnets, each subnet has 150 computers. The IT plan calls for connecting the LAN to t
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
Network Allocation Vector Timer which shows how much time must pass before a station is allowed to check the channel
Bridges The bridge function is to attach separate homogeneous networks. Bridges map the Ethernet address of the nodes residing on each network segment and allow only essential
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
Network throughput It is a symptomatic measure of the message carrying capability of a network. It is termed as the total number of messages network can send in per unit time.
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