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How to enabling Netflow on Cisco Router 4451 version 15

M Rinaldy Aulia
Level 1
Level 1

HI Team,

Could you help to advice configuration for enabling Netflow?

Attached the show run file..

2 Replies 2

Philip D'Ath
VIP Alumni
VIP Alumni

Check out this guide on migrating to flexible netflow.

http://docwiki.cisco.com/wiki/Migrating_from_Traditional_to_Flexible_NetFlow

Mark Malone
VIP Alumni
VIP Alumni

Hi

Heres a working one off my 4331s that will work on 4551 , you will need to tweak the ip etc

flow record FLOW-RECORD
 description record to monitor network traffic
 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
 match interface output
 collect routing source as
 collect routing destination as
 collect routing next-hop address ipv4
 collect transport tcp flags
 collect counter bytes
 collect counter packets
 collect timestamp sys-uptime first
 collect timestamp sys-uptime last
!
!
flow exporter NetQos
 description export Netflow traffic to HQ
 destination x.x.x.x
 source Loopback3
 template data timeout 300
 option interface-table timeout 1000
 option exporter-stats timeout 1000
!
!
flow monitor xilinx_nq
 description Used for ipv4 traffic analysis (Mapped To FLOW-RECORD)
 record FLOW-RECORD
 exporter NetQos
 statistics packet protocol

The under your L3 interfaes you want to collect the flow from

Interface x/x

ip flow monitor xilinx_nq input
ip flow monitor xilinx_nq output

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