Missing flow data
Possible causes of missing flow data on Collector from 3rd party flow source device.
Why we cannot see new incoming flow data on the Collector?
|Steps to Reproduce:|
|Cause:||Configuration of flow source was changed or is incorrect.|
1. Verify that is selected correct source for sending flow data.
2. Check flow export configuration (flow filters, templates)
e.g. commands for Cisco routers:
3. Run on Collector tcpdump command and verify that flow source is also sending flow records
Templates only - pcap example:
Netflow Export Configuration: