Patent ID: 7139845
Filing Date: 2006-11-21
Classification: G06F,H04L,Y10S

Abstract:
1. A network device for use in a fabric, with a host, a snapshot server and two storage devices coupled to the fabric, the network device comprising: a first port for connection to the host; a second port for connection to a storage device; a third port connected in the fabric; an element for coupling to the snapshot server; a service interface module coupled to said first port, said third port and said coupling element for receiving a snapshot creation command, said command directing creation of a snapshot of data stored on a storage device, provided by the host to a well known address and for transmitting a snapshot creation command, said command directing creation of a snapshot of data stored on a storage device, directed to any write capture module and to the snapshot server; and a write capture module coupled to said second port, said third port and said coupling element for receiving a snapshot creation command provided by a service interface module, said command directing creation of a snapshot of data stored on the connected storage device, and for enabling capturing of write operations from the host to said data stored on the connected storage device.