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Flexible Netflow Not working in Cisco 4506-E switch

HCL Support
Level 1
Level 1

Hi Team,

We are unable to configure the flow-export in Cisco catalyst 4506-E switch. Please find the IOS & hardware details.

bootflash:cat4500e-universalk9.SPA.03.04.04.SG.151-2.SG4.bin

WS-X45-SUP7L-E

Chassis Type : WS-C4506-E

License- Entservices

This command also not working "Show ip flow export".

Please help on this regards.

3 Replies 3

Mark Malone
VIP Alumni
VIP Alumni

Hi

you could try alter it like below , I had issue's with flows on VSS and Nexus until I added the collect statements

Also try set your flow monitor under the interface as outbound as well as inbound

Also you have it applied to layer 2 interfaces its an ip ;layer 3 command put it under your SVI where the ips are not your trunks

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

jkilleda
Level 3
Level 3

Hello,

Flexible Netflow Not working in Cisco 4506-E switch
Refer the configuration guide

https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/fnetflow/configuration/15-mt/fnf-15-mt-book.html

Enabling NetFlow on a per- interface basis is not supported on a Catalyst 4500 switch.
This example shows how to enable NetFlow globally:
Switch# configure terminal
Switch(config)# ip flow ingress
This example shows how to enable NetFlow with support for inferred fields:
Switch# configure terminal
Switch(config)# ip flow ingress infer-fields