Use The Hp Lefthand Dsm For Microsoft Mpio; Fibre Channel And Hp Lefthand Storage - HP StoreVirtual 4000 User Manual

Figure 109 Adding an initiator secret for 2-way CHAP
CAUTION:
technology, allowing more than one iSCSI application server to connect to a volume concurrently
without cluster-aware applications and/or file systems in read/write mode could result in data
corruption.
NOTE: If you enable CHAP on a server, it will apply to all volumes for that server.
TIP: In the Microsoft iSCSI Initiator, target and initiator secrets are not displayed. Keep a separate
record of the iSCSI Initiator CHAP information and the corresponding server information.

Use the HP LeftHand DSM for Microsoft MPIO

To determine if you are using HP LeftHand DSM for Microsoft MPIO, open the CMC and select a
server in a management group, then clicking the Volumes and Snapshots tab. The Gateway
Connection column shows multiple connections labeled as DSM.
When accessing volumes from a server using DSM for MPIO, consider the following:
The DSM for MPIO and the Microsoft MPIO must be installed on the server.
With these installed, servers automatically use DSM for MPIO when you log on to volumes
from the iSCSI initiator.
If you have dual storage NICs in your server, you can select the Enable multi-path option when
logging in to the volume, and log in from each NIC.
For more information about the HP LeftHand DSM for Microsoft MPIO, refer to the HP LeftHand
Storage DSM for MPIO Deployment Guide.
NOTE: Do not use the HP LeftHand DSM for Microsoft MPIO with Fibre Channel.

Fibre Channel and HP LeftHand Storage

Fibre Channel on HP LeftHand Storage enables Fibre Channel connectivity to the HP LeftHand
Storage. HP LeftHand Storage is clustered storage that is highly available, and uses a hierarchy
of management groups and clusters to organize and present storage to application servers. In an
HP LeftHand Storage Fibre Channel implementation, the status of Fibre Channel-capable storage
Without the use of shared storage access (host clustering or clustered file system)
Fibre Channel and HP LeftHand Storage 237