Switch Connection - Hitachi G200 User Manual

As shown in the following table, fabric settings, topology settings, and
available link speed depend on the settings of the packages and protocols
used for the storage system connections, as well as whether host mode
option 51 is used.
Note: If you connect storage systems using iSCSI, host mode option settings
become invalid.
Package
name
4HF8
2HF16
2HS10S
2HS10B

Switch connection

The following figure shows a switch connection, in which up to three optical
fibre cables are connected using switches. Two switches can be used.
3-30
Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models
Host
Protocol mode
option 51
8GbpsFC OFF
ON
16GbpsFC OFF
ON
10 Gbps iSCSI N/A
10 Gbps iSCSI N/A
(10G BASE-T)
Planning for TrueCopy
Initiator port
Fab and RCU target
port topology
OFF FC-AL
OFF Point-to-Point
OFF FC-AL
OFF Point-to-Point
N/A N/A
N/A N/A
Available link speed
• 2 Gbps
• 4 Gbps
• 8 Gbps
• 2 Gbps
• 4 Gbps
• 8 Gbps
• 4 Gbps
• 8 Gbps
• 4 Gbps
• 8 Gbps
• 16 Gbps
10 Gbps
• 10 Gbps
• 1 Gbps