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Re : Failed to netflow v9 on Cat3850 device.

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Hi,

Thank you for writing to us. Please configure the device as mentioned below and check on the issue:

Configuring a Flow Record (Ingress) :

flow record NFA1
match ipv4 tos
match ipv4 protocol
match ipv4 source address
match ipv4 destination address
match transport source-port
match transport destination-port
match interface input
collect interface output
collect counter bytes long
collect counter packets long
collect timestamp absolute first
collect timestamp absolute last

Configuring a Flow Record (Egress) :

flow record NFAout
match ipv4 protocol
match ipv4 tos
match ipv4 source address
match ipv4 destination address
match transport source-port
match transport destination-port
match interface output
collect interface input

collecttransport tcp flags
collect counter bytes long
collect counter packets long
collect timestamp absolute first
collect timestamp absolute last
collect counter bytes layer2 long

flow exporter NFA1
  destination %NetFlowIP%
template data timeout 60
source %LoopbackIFName%
transport udp 9996 

Configuring a Flow Monitor (Ingress) :

flow monitor NFA1
exporter NFA1
cache timeout active 60
record NFA1

Configuring a Flow Monitor (Egress) :
flow monitor NFAout
exporter NFA1
record NFAout
cache timeout active 60

And associate to the Uplink port and Vlan interface of the switch:

vlan configuration 101-103,231

ip flow monitor NFA1 input
ip flow monitor NFAout output

Thanks & Regards,
Senthil.N


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