Quantum StorNext QD7000 Hardware Manual page 149

Hardware installation for Synchronous Mirroring and Asynchronous Mirroring | 141
Cabling for the highest availability campus configuration
After the four Fibre Channel switches are correctly zoned, set up the highest availability campus
configuration for the Synchronous Mirroring feature or the Asynchronous Mirroring feature.
About this task
Start the installation at the primary site. Repeat these steps for the secondary site when
Note:
instructed to do so.
After the four Fibre Channel switches are correctly zoned, set up the highest availability campus
configuration for the Synchronous Mirroring feature or the Asynchronous Mirroring feature.
Complete all connections by using Fibre Channel cables of the correct length.
Steps
1. Determine whether you adding equipment to an existing storage array environment.
• If so, stop I/O activity from all hosts before proceeding. Go to Step
• If not, the storage array installation is new. Go to Step
Attention: Possible hardware damage – DC-powered controller-drive trays have special
power procedures that you
specific power-off and power-on procedures, refer to the installation instructions for your
storage array.
2. Turn off the power to all storage arrays, hosts, Fibre Channel switches, and any other equipment
in the storage array environment.
3. Make sure that cabling between all of the controller-drive trays and the drive trays is complete.
Example
Depending on which site is being configured, switch 1 represents switch 1A for the
Note:
primary site and switch 1B for the secondary site. This representation applies to switch 2 as
well.
4. Connect the primary host bus adapter for each local host to an available port in zone 1 of switch
1.
The following figure shows the cabling that is described in Step
142.
must follow beyond the procedures for AC-powered trays. To get
2
on page 141.
3 on page 141.
4 on page 141 and Step 5 on page