08-18-2021 05:35 AM
I was trying to configure bridged NetFlow on 3560CX.
I followed the configuration guide:
https://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst2960cx_3650cx/software/release/15-2_7_e/configuration_guide/b_1527e_consolidated_3560cx_2960cx_cg/m_1522e_fnf_fnf_2960x_cg.html#task_A53900A8C0F743EFB85D77C4D666E091
I got an error when attempting to apply Flow Monitor to the VLAN:
3560CX(config-vlan-config)#ip flow monitor STD_NF_MON_1 input % Flow Monitor: 'STD_NF_MON_1' could not be added.
Below is my configuration:
flow record STD_NF9_1 description * STANDARD NF RECORD * match ipv4 protocol match ipv4 source address match ipv4 destination address match transport source-port match transport destination-port collect counter bytes long collect counter packets long collect timestamp sys-uptime first collect timestamp sys-uptime last flow exporter STD_NF_EXP_1 destination 10.x.x.x source Vlan1 transport udp 9055 template data timeout 60 flow monitor STD_NF_MON_1 exporter STD_NF_EXP_1 record STD_NF9_1
Any help here is appreciated... Thanks..
08-18-2021 06:01 AM
are you applying any range of VLAN ?
3560CX(config-vlan-config)#ip flow monitor STD_NF_MON_1 input
show us before this commmand, post complete config you doing right form config t to this error to undertand the issue.
=====Preenayamo Vasudevam=====
***** Rate All Helpful Responses *****
08-18-2021 06:07 AM
Pls see below:
3560CX#conf t Enter configuration commands, one per line. End with CNTL/Z. 3560CX(config)#vlan configuration 1 3560CX(config-vlan-config)#ip flow mon STD_NF_MON_1 input % Flow Monitor: 'STD_NF_MON_1' could not be added. 3560CX(config-vlan-config)#
08-18-2021 06:52 AM - edited 08-18-2021 06:54 AM
You can apply a flow monitor and an optional sampler to a VLAN.
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# configure terminal
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=====Preenayamo Vasudevam=====
***** Rate All Helpful Responses *****
08-18-2021 05:09 PM - edited 08-18-2021 05:22 PM
I am aware. I tried copying the exact configuration for bridge NetFlow from the guide and the result is the same. I am not sure if this is due to the limitations of CX switches or some of the parameters in the flow record is not supported.
The reason why I am not applying to SVI is that I have VLANS that do not have SVI configured.
I have tried Bridge NetFlow on Catalyst 9300 switches and did not encounter any errors...
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