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ERSPAN and RSPAN on Nexus 9000 - VXLAN EVPN Fabric

justclash4
Level 1
Level 1

Hi, I have a traffic analyzer service and I need to mirror a specific vlan's traffic to the interface that my analyzer is connected to.
VXLAN-EVPN is employed in data center network.

I have 4 leafs and the mentioned vlan exists on all leafs.

Traffic analyzer's port is connected to leaf-2 (the interface that traffic should be mirrored to).

I configured ERSPAN but when I was configuring ERSPAN on leaf-2 to receive traffic it shows this error:

Leaf-2(config)# monitor session 1 type erspan-destination
Error: 'feature nv overlay' is enabled. ERSPAN destination configuration is not allowed.

after I understand that I can not use ERSPAN, I choose to work with RSPAN and then I got that "remote-span" command under vlan configuration does not exists.

Now I dont know how to mirror the traffic in VXLAN EVPN fabric. Is there any way to do this?
one way is to connect the traffic analyzer to all leafs and perform a local span but I prefer not to do this.

Thank you.

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