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DVS switch port span

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We have pushed a DVS to the VCenter in the HP chassis. VM team want to do a port span and do anyone know how to do it?

As per my understanding we can create an EPG and attach to BD without a L3 in it , then the VM team can map the monitoring port to this EPG.

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micgarc2
Cisco Employee
Cisco Employee

You can do an access SPAN (ERSPAN) and actually can specify multiple ports to the source group. The destination group in your case would be your VM EP in the EPG. The only thing you have to make sure is that the VM you are sending the span to has an IP address. If you are only doing L2 in that BD (unicast routing disabled) it will not work. 

We also have the option of a Local SPAN. This would only be desired if the source and destination were on the same leaf. 

In summary :

Fabric Span (ERSPAN) - Span on fabric ports on spine or leaf - Source

Remote IP - Dest

Tenant Span (ERSPAN) - Span on EPG(VLAN) on Leaf - Source

 Remote IP - Dest

Access Span (either)  -  Span on access ports ports on leaf - Source

                                       Remote IP (ERSPAN) or Local Span (local port) - Destination 

Regards,

Michael G.

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