Dell PowerVault MD3820f series Manuel du propriétaire télécharger pdf (Page 11)

Figure 1. Example of Switch Zoning on SAN on an MD38xxf-series Fibre-Channel Storage Array

World Wide Name Zoning

There are several different switch zoning techniques used across various SANs. When configuring zoning

with your storage array, using a 64 bit World Wide Name (WWN) to uniquely identify each component in

your Fibre Channel switch fabric is recommended. 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 accesses the switch fabric. By zoning specific ports on the host server(s), switch and storage array

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Dell PowerVault MD3820f series Manuel du propriétaire Page 11