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Export router network traffic log and Configure NetFlow

Dear All,

We have a Cisco2911-SEC/K9, Cisco1941-SEC/K9 and CISCO1921-SEC/K9 router.

Sometimes we have suffering unknown very high network traffic. But we cannot find out which ip or pc generate traffic. So I want to router traffic log. But how?  And How to Configure NetFlow on a Cisco Router ?

Thanks,

Qamrul

 

 

1 REPLY

Hi, At first you need a

Hi, 

At first you need a network monitoring software like PRTG. then you need to configure your device to send data to your monitoring device to analyze your network performance.

 

following link can be helpful for configuration of netflow:

http://www.cisco.com/c/en/us/td/docs/ios/12_2/switch/configuration/guide/fswtch_c/xcfnfc.html

 

HTH

Houtan

 

 

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