ExtraHop Trace Admin UI, Руководство пользователя

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ExtraHop 8.8 ExtraHop Trace Admin UI Guide 53
ExtraHop Trace Appliance Extended Storage Unit
You can attach up to four ESUs to a Trace appliance.
Installation prerequisites
Before connecting your ESU, make sure you have the following items available:
•
ExtraHop Trace appliance with firmware 7.2 or later. Firmware 7.4 is required to encrypt the ESU. If
you have not deployed the Trace appliance, follow the instructions in the Deploy the ExtraHop Trace
6150 Appliance and Deploy the ExtraHop Trace 8250 Appliance guides.
• ExtraHop license for the extended packetstore feature
• ExtraHop extended storage unit
• 2U of rack space and electrical connections for 2 x 600 W power supplies.
• Power cables
• SAS cables
• Rail kit
Set up the extended storage unit
1. Install the extended storage unit in your data center with the included rack-mounting kit. The mounting
kit supports most four-post racks with either round or square holes.
2. Connect the power cables to the power supply units (PSUs).
Shut down the Trace appliance
1. Log in to the Administration settings on the ExtraHop system through
https://<extrahop-
hostname-or-IP-address>/admin
.
2. In the Appliance Settings section, click Shutdown or Restart .
3. In the Actions column, click Shutdown .
4. On the confirmation page, click Shut down .
Connect the extended storage unit
The extended storage unit connects to the Trace appliance through both of the two enclosure management
modules (EMMs). Each EMM has four ports for connecting the SAS cables.
In a redundant configuration, the storage units are linked together in a series, with one of the extended
storage units connected to both host bus adapter (HBA) ports on the Trace appliance, as shown in the
following figure.