Chapter 13. Monitoring Scenarios
This chapter illustrates some of the performance and accounting features explained in Part II of this book. The structure is based on a series of questions that network operators ask:
“How do I check the device’s health in the network?”
“How do I evaluate the link capacity?”
“When should links be upgraded?”
“How do I verify network connectivity?”
“How do I evaluate the response time between locations?”
“How do I ensure VoIP quality?”
“How do I determine the application types in the network?”
“How do I discover the traffic sent to and received from the Internet?”
These questions start with the simple ones about device and link availability and go up to the complex ones related to network-wide connectivity, type of applications ...
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