how watch traffic in net flow analysis?
Since I have a cigamon device, with which I want to send the traffic to my net flow analysis to see everything that happens
You should first enable net flow on the device and configure it to forward the flow to the Harvester
Below are some examples of the configuration
How To Enable NetFlow
You can also check your device's vendor site for the Netflow configuration for your specific device/IOS.
The key is to send the netflow traffic to the harvester IP on port 9995.
You can verify that the traffic being received by the harvester is in the correct format using wireshark and following the steps below:
How can I determine if a NetFlow enabled device is - CA Knowledge