43
High Availability IP SAN with Port Trunk (Remote
Replication Enabled)
Component
Description
Unified Storage System
Redundant controllers, with a total of 8 host ports
HBA
iSCSI initiators, preferably PCI-E TOE cards
GbE cables
GbE network cables; port-trunking indicated by the
blue circles
GbE switch
Ports divided into 2 virtual LANs; both controllers are
linked to both virtual LAN zones
Software
EonPath to manage the fault-tolerant paths with
failover/ failback and load balance. Use EonPath
multipath software so that your operating system can
identify alternate paths to the same logical drive.
RAID
Configuration
2 logical drives (each has 8 member drives). More
logical drives can be created from drives in JBOD.
LD0 mapped to CH0 AID and CH1 BID;
LD has to
be assigned to both controllers A and B to enable
remote
replication
LD1 mapped to CH1 BID and CH0 AID;
LD has to
be assigned to both controllers A and B to enable
remote replication