Hi Ahmed,
Thank you for visiting our forum website.Please check the links below and let us know if you need further assistance.
Juniper:
Huawei:
Below is a sample configuration on Enterasys switch.
netflow set interval 1
netflow set ports all-ports
netflow set source 10.10.10.1
netflow set collector 10.10.10.100 flow-destination-port 9996
sFlow on HP:
Brocade :
Thanks & Regards,
Senthil.N