HP XP7 Storage - Manual (Page 21)

Figure 2-1 Configuration of an HDLM System When Using an FC-SAN
The following table lists the HDLM system components when using an FC-
SAN.
Table 2-1 HDLM System Components When Using an FC-SAN
Components Description
HBA A host bus adapter. This serves as a cable port on the
host.
FC-SAN A dedicated network that is used for the transfer of
data between hosts and storage systems
CHA A channel adapter
P A port on a CHA. This serves as a cable port on a
storage system.
LU A logical unit with which a host can perform I/O
operations. This unit can be accessed from the network.
Dev A logical area (a partition) in an LU
Path A route that connects a host to a Dev in an LU
System Configuration Using an IP-SAN
In an IP-SAN, LAN cables are used to connect hosts to storage systems. The
cable port on the host is called an iSCSI host bus adapter (iSCSI HBA) or a
network interface card (NIC). In order to use an NIC, the iSCSI software
must be installed ahead of time on the host. The cable port on the storage
HDLM Functions
2-3
Hitachi Dynamic Link Manager (for VMware®) User Guide