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If you do not specify an sFlow Agent IP address, the sFlow agent will use the IP address of the management interface on the switch.
Note- Sflow support must be enabled from Aruba side.
Steps for sFlow configuration
Aruba Fabric Composer, select Configuration > System > sFlow.
Select Actions > Add. The sFlow Configuration window opens.
In the Name page, complete the following fields:
Name: Enter a name for the sFlow configuration.
Description: Enter a description of the sFlow configuration.
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Enable sFlow: Select the check box to enable sFlow.
Agent IP Address: Specify the IPv4 or IPv6 address of the sFlow agent on the Aruba switch.
Collector IP Address: Enter the IPv4 or IPv6 address of the sFlow collector.IP of CCE
Collector Port Number: Enter the port number for the IPv4 or IPv6 address of the sFlow collector, which can be between 1024 and 65535. The default port number is 6343.
Polling Interval: Specify the polling interval, which is the time period between successive interface counter samples. The polling interval can be between 5 and 300 seconds, with a default value of 20 seconds.
Sampling Rate: Specify the sampling rate, which specifies the ratio of packets observed at the data source to the samples generated. The sampling rate can be between 1 and 1,000,000. The default is 20,000 (one sample packet every 20,000 packets).
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Ref. link: https://www.arubanetworks.com/techdocs/Aruba_Fabric_Composer/Content/afc60olh/sfl.htm configuration in Aruba
Verification:
Run the below command on CCE or check status on seceon GUI.
sudo tcpdump -i any port 6343 and host <device_ip>