Network security and monitoring is always a big concern for companies. The size of the network was not that big in older day, therefore it was easy to manage. With the increased use of computer-related devices, the size of the network is exponentially increasing. Take an example of a data center, where each data center contains thousands of network devices serving their customers. When you have a big network that contains this many network devices, it is not possible for you to check whether the hardware and software components of each and every device are working properly. For this purpose, there are some standard network protocols and different monitoring applications that are open source, free, and commercially ...
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