World Wide Name Zoning - Dell PowerVault MD3600f Configuration Manual

Figure 1. Example of Switch Zoning on SAN
FC HBA 1
Zone 1

World Wide Name Zoning

There are several different switch zoning techniques used across various
SANs. When configuring zoning with your storage array, use 64 bit World
Wide Name (WWN) port zoning to uniquely identify each component in
your Fibre Channel switch fabric. An advantage of using WWN port zoning
(also called soft zoning) is that it allows you to remove and/or replace cabling
to and from the fabric without reconfiguring the existing zone logic.
When implemented on the Fibre Channel switch, port WWN zoning causes
the host server to query the World Wide Identifier (WWID) name of all
attached physical disks and/or expansion enclosures each time it access the
switch fabric. By zoning specific ports on the host server, switch and storage
Switch 1
Zone 2
PowerVault MD3600f series storage array
SAN
Zone 3
Configuring Fibre Channel
FC HBA 2
Switch 2
Zone 4
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