HP StorageWorks MSA 2.8 SAN Switch - Manual (Page 29)

Zoning Concepts
29 Zoning Version 3.1.x/4.1.x User Guide
When zoning is disabled, the fabric is in a non-zoning mode, and devices can
freely access other devices in the fabric. When zoning is enabled, zoning is
enforced throughout the fabric, and devices can communicate only within their
zones.
To discern if a zone is hardware-enforced, use either the portZoneShow
command or portcamshow command, as shown in Figure 3 .
Figure 3: PortZoneShow output