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

B

Explanation:

Support for ERSPAN

ERSPAN mirrors traffic on one or more -source- ports and delivers the mirrored traffic to one or more -destination- ports on another switch. vSphere 6.5 includes support for the ERSPAN protocol.

Reference: https://www.vmwa

re.com/content/dam/digitalmarketing/vmware/en/pdf/whitepaper/vsphere/vmw-white-paper-vsphr-whats-new-6-5.pdf