Which type of zoning does the “X” represent?

WWN Zoning: WWN zoning uses the World Wide Name (WWN) of the devices to control access in a SAN environment.

Diagram Context: The "X" in the diagram represents the connection managed by WWN zoning, ensuring that only authorized devices can communicate through the Fibre Channel switch.

References: Dell ISM V5 Course, Module on Storage Networking and Zoning Techniques.