An administrator wishes to enable network port mirroring based on source port. Which feature should be
enabled?
A.
vSphere standard switch port
B.
ERSPAN
C.
NSX Virtual Wire
D.
VLAN
Explanation:
Enter a valid VLAN ID in the field. This information is required for Remote Mirroring Source port mirroring
sessions.
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.networking.doc/GUID-
81309F10-D7FF-447C-9D35-58CA3DDA53B1.html