Like SNMP, Cisco IOS NetFlow is a powerful maintenance and monitoring tool that can be used to baseline network performance and assist in troubleshooting. However, there are some significant differences between Cisco IOS NetFlow and SNMP. The first difference is that while SNMP reports primarily on device statistics (e.g., resource utilisation, etc.), Cisco IOS NetFlow reports on traffic statistics (e.g., packets and bytes).
The second difference between these two tools is that SNMP is a poll-based protocol, meaning that the managed device is polled for information. It can also be considered push-based in the instance that . . .
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