Hp D2D100 Backup System Manual de usuario Pagina 46

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Beacon mode
The HP D2D B ackup System supports a Beacon LED sequence, which helps a user identify which unit is
being congured, if several are connected to the network. See also LEDs ”onpage53.
If the HP D2D Backup System is new and not yet congured
When installing the HP D2D Backup System for the rst time, this step must be completed successfully
before you can connect from your host. Select the appropriate H P D2D Backup System from the list
and make a note of its IP address because you will need this when you congure the Microsoft iSCSI
Initiat
or, see Discovery tab on page 48.
If the HP D 2D Backup System has been congured incorrectly
If you cannot connect to the HP D2D Backup System using the Web Manag em ent interface, it may have
been congured incorrectly. Run the D iscovery Engine to check the IP address of the HP D2D Backup
System and, if necessary, select it again from the list of available HP D2D Backup Systems. If you
still cannot connect to it, check that you have cong ured the Microsoft iSCSI Initiator c orrectly, see
Discovery tab on page 48.
If the network setup has been changed
If the network infrastructure changes, you may need to update the HP D2D Backup System network
settings to allow hosts to continue to connect. Run the Discovery Engine and change the network settings
in accordance with your new infrastructure.
You ca
n also use the Web Management Interface to m o dify these settings directly on the HP D2 D B ackup
Syst
em,aslongasthisisdonebeforetheinfrastructurechangesaremade.
Once
the net work set tings of the HP D 2 D Backup System have been changed, you must also change the
Micr
osoft iSCSI Initiator for each host.
Microsoft iSCSI Initiator
iSCSI is a protocol for sending SCSI commands via Ethernet. It denes how SCSI packets are translated to
Ethernet packets and connects to the required devices. An iSCSI initiator may be hardware or software.
The HP D2D Backup System supports the Microsoft software iSCSI initiator and requires it to be running
46
Advanced installation
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