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Resolving Disjoint FC-AL Networks Disclosure Number: IPCOM000016013D
Original Publication Date: 2002-Jun-16
Included in the Prior Art Database: 2003-Jun-21

Publishing Venue



This disclosure relates to maintaining consistent state in storage networks composed of two or more storage adapters and one or more disks where the storage adapters are connected to the disks by more than one independent connection topology. For the purposes of this description we will consider a configuration of two FC-AL Host Bus Adapters and one dual port FC-AL disk such that the disk is connected normally to both adapters using both FC-AL disks. This is a common arrangement for FC-AL based products. The network we are describing could be represented diagrammatically thus: Loop 1 Adapter