Introduction to Cisco IOS NetFlow

This white paper illustrates the importance of NetFlow and demonstrates how NetFlow can be used by Enterprises, Small and Medium-sized Businesses (SMBs), and Channel Partners to meet critical network challenges. It is a basic overview of how NetFlow works and produces data and reporting solutions. NetFlow is an embedded instrumentation within Cisco IOS Software to characterize network operation. Visibility into the network is an indispensable tool for IT professionals. In response to new requirements and pressures, network operators are finding it critical to understand how the network is behaving.