Hitachi Dynamic Link Manager Software Users Guide for Linux (6.6) (HIT5203-96005, November 2011)
Table 2-2 HDLM System Components When Using an IP-SAN
Components Description
iSCSI software The driver software that contains the iSCSI initiator function.
NIC A network interface card that serves as a cable port on a host. The
NIC is referred to as the HBA in HDLM commands. Sometimes, it is
also just simply called an HBA in this manual.
IP-SAN A data transfer network that connects hosts and storage systems by
using the iSCSI
standard.
CHA A channel adapter.
P A port on a CHA. This serves as a cable port on a storage system.
LU A logical unit (a logical volume defined on the storage system). This
serves as the target of input or output operations from the host.
Dev An area (partition) of a divided LU.
Physical path A route that connects a host and an LU.
Path A route that connects a host and a Dev.
IP-SAN environments supported by HDLM
HDLM supports system configurations that use an IP-SAN in the following
environments:
•
OS
¢
Red Hat Enterprise Linux 5.6
¢
Red Hat Enterprise Linux 5.6 Advanced Platform
¢
Red Hat Enterprise Linux 5.7
¢
Red Hat Enterprise Linux 5.7 Advanced Platform
¢
Red Hat Enterprise Linux 6
¢
SUSE LINUX Enterprise Server 11
• iSCSI software
HDLM supports the following iSCSI initiators supplied with the OS.
¢
For Red Hat Enterprise Linux 5.6, Red Hat Enterprise Linux 5.6
Advanced Platform, Red Hat Enterprise Linux 5.7, Red Hat Enterprise
Linux 5.7 Advanced Platform, or Red Hat Enterprise Linux 6:
iscsi-initiator-utils
¢
For SUSE LINUX Enterprise Server 11:
open-iscsi
• NICs
For details on the applicable NICs, see HDLM Release Notes.
• Storage system
The storage system applicable for an IP-SAN is a Hitachi AMS2000 series
storage system.
2-6
HDLM Functions
Hitachi Dynamic Link Manager User Guide (for Linux(R))