Overland Storage REO Series Setup Manual
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Overland Storage REO Series Setup Manual

Disk-based backup-and recovery appliance with protection os software
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REO 4000™ with
Overland
Storage
Disk-Based Backup-and-
REO SERIES™ Setup Guide
Protection OS™ Software
Recovery Appliance
1 November 2005

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Summary of Contents for Overland Storage REO Series

  • Page 1 REO 4000™ with Overland Storage Protection OS™ Software Disk-Based Backup-and- Recovery Appliance REO SERIES™ Setup Guide 1 November 2005...
  • Page 2 AND DO NOT USE THE EQUIPMENT AND THE SOFTWARE. 1. Single User License. Subject to the terms and conditions of this EULA, Overland Storage, Inc. (“Overland”) grants to you (“Customer”) a non-exclusive, non-transferable license to use (a) Overland software which provides the basic operating environment...
  • Page 3 Overland Storage. Overland Storage provides this manual as is, without warranty of any kind, either expressed or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Overland Storage may make improvements or changes in the product(s) or programs described in this manual at any time.
  • Page 4 Additional Third-Party Notices and EULAs Copyright (c) 1998,1999,2000. Traakan, Inc., Los Altos, CA. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice unmodified, this list of conditions, and the following disclaimer.
  • Page 5 Activities other than copying, distribution and modification are not covered by this License; they are outside its scope. The act of running the Program is not restricted, and the output from the Program is covered only if its contents constitute a work based on the Program (independent of having been made by running the Program).
  • Page 6 8. If the distribution and/or use of the Program is restricted in certain countries either by patents or by copyrighted interfaces, the original copyright holder who places the Program under this License may add an explicit geographical distribution limitation excluding those countries, so that distribution is permitted only in or among countries not thus excluded. In such case, this License incorporates the limitation as if written in the body of this License.
  • Page 7 Code has been contributed to this project by many people over the years it has been in development, and a full list of contributors can be found in the README file under the THANKS section. ---- Part 1: CMU/UCD copyright notice: (BSD like) ----- Copyright 1989, 1991, 1992 by Carnegie Mellon University Derivative Work - 1996, 1998-2000 Copyright 1996, 1998-2000 The Regents of the University of California.
  • Page 8 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. Overland Storage, Inc. 4820 Overland Avenue San Diego, CA 92123 U.S.A.

  • Page 9: Table Of Contents

    Contents REO SERIES™ Setup Guide Preface ......Chapter 1 Reviewing REO 4000™ Concepts and Requirements .
  • Page 10 Overland Storage REO 4000™ with Protection OS™ Software Configuring the GbE Data Ports ....Entering the Fibre Channel Information ....
  • Page 11 REO SERIES™ Setup Guide Reviewing the Initiator Summary Page ....107 Reviewing the Passthrough Device Summary ... 107 Reviewing the Passthrough Initiator Summary Page .
  • Page 12 Overland Storage REO 4000™ with Protection OS™ Software Japan Voluntary Control Council for Interference (VCCI) ..137 Taiwan BSMI Class A Warning ....137 Declaration of Conformity .

  • Page 13: Preface

    Preface The Overland Storage REO 4000™ Disk-Based Backup-and-Recovery Appliance takes the lag time, expense, and burden out of backing up critical data and works seamlessly within current storage environments. The REO Appliance performs faster than traditional disk-based storage methods and serves as a shared network resource by utilizing high- capacity disks, high-speed Ethernet and Internet SCSI (iSCSI) connectivity, and unique software intelligence capability from Overland.
  • Page 14 Overland Storage REO 4000™ with Protection OS™ Software Preface...

  • Page 15: Reviewing Reo 4000™ Concepts And Requirements

    Reviewing REO 4000™ Concepts and Requirements CHAPTER The main steps involved in preparing to set up the REO Appliance include: Step 1 Understanding the concepts of iSCSI, Fibre Channel (FC), disk-to-disk- to-tape (D2D2T) backup, redundant array of independent disks (RAID), tape emulation, logical volume management (LVM), and how the REO Appliance fits into the picture.

  • Page 16: Fibre Channel (Fc)

    Overland Storage REO 4000™ with Protection OS™ Software Fibre Channel (FC) Instead of, or in addition to, using iSCSI and the TCP/IP protocol to transmit information over a network, you also have the option of using a SAN that makes use of the FC and Small Computer System Interface (SCSI) protocols.

  • Page 17: Disk-To-Disk-To-Tape (D2D2T) Backup Capabilities

    REO SERIES™ Setup Guide Disk-to-Disk-to-Tape (D2D2T) Backup Capabilities The REO Appliance is a storage resource used by a single backup server or shared by multiple backup servers using an Ethernet or FC network. By using standard backup software, you can copy backup data that resides on the REO Appliance to tape for long-term data retention.
  • Page 18 Overland Storage REO 4000™ with Protection OS™ Software The following diagrams show two different ways of configuring a REO Appliance with multiple backup servers. Management browser interface (console) Server 1 Server 2 Server 3 Server 4 Server 5 Server 6...

  • Page 19: Redundant Array Of Independent Disks (Raid)

    REO SERIES™ Setup Guide Note: The following configuration requires different subnetworks (subnets). (Separate subnets are required for each GbE Data Port.) Management browser interface (REO GUI) Server 1 Server 2 Server 3 Server 4 Server 5 Server 6 Server 7...

  • Page 20: Tape Emulation

    Overland Storage REO 4000™ with Protection OS™ Software Tape Emulation The Protection OS™ software includes two tape emulation features, which you can use to create virtual linear tape-open (LTO-2) tape devices that provide 2-to-1 compression ratios with typical data sets (actual performance might vary with application).

  • Page 21: Reviewing Pre-Installation Requirements

    REO SERIES™ Setup Guide Reviewing Pre-Installation Requirements Before attempting to operate the REO Appliance with your backup servers, verify that your network meets the minimum requirements specified in the following sections. Important: If you purchased multiple units, be aware that the keys are...

  • Page 22: Browser

    Overland Storage REO 4000™ with Protection OS™ Software Browser The REO GUI is a Web-enabled program that requires the use of cookies, Java applets, and Java scripts. Make sure that the Web browser you use is configured to allow these items.
  • Page 23 REO SERIES™ Setup Guide On the Privacy tab, verify that the setting is Medium (or lower). Verify that the slider is set to Medium (or lower). If you made any changes, click OK to save them. Verifying the Settings in Firefox Launch Mozilla Firefox.
  • Page 24 Overland Storage REO 4000™ with Protection OS™ Software Verify that the Enable Java and Enable JavaScript check boxes are selected. Verify that these check boxes are selected. If you made any changes, click OK to save them. Reviewing REO 4000™ Concepts and Requirements...

  • Page 25: Setting The Scsi Time-Out Value In Windows Environments

    REO SERIES™ Setup Guide Setting the SCSI Time-Out Value in Windows Environments If you intend to use your REO Appliance in a Windows environment, be aware that there are certain operating conditions in which time-out errors might occur. These errors usually result in the system reporting a disk failure for the associated REO Appliance disk drive or drives.
  • Page 26 Overland Storage REO 4000™ with Protection OS™ Software Reviewing REO 4000™ Concepts and Requirements...

  • Page 27: Setting Up The Appliance

    Verletzungen führen. Wir empfehlen den Ein- und Ausbau des Gerätes durch zwei Personen. Unpack the REO Appliance. The shipping container contains the following: Overland Storage appliance Power cords (U.S.) (Approved cord sets shall be used in countries outside North America.) Appliance face-plate...

  • Page 28: Positioning The Reo Appliance In A Rack

    Overland Storage REO 4000™ with Protection OS™ Software Review the following guidelines prior to positioning the appliance physically within your network. Make sure that the appliance is accessible. Make sure there is unrestricted air flow around the unit and through the vents in the sides and rear of the case.
  • Page 29 REO SERIES™ Setup Guide To install the unit in a rack Separate each set of slides as follows: Pull the outer slide toward the rear, along with the intermediate slide, until the inner slide-lock engages the intermediate slide. REO0002 Continue to pull the outer slide towards the rear until the outer slide- lock engages the intermediate slide.
  • Page 30 Overland Storage REO 4000™ with Protection OS™ Software Identify the screw holes in the front and rear rails of the rack where the slides will be installed. 1U is measured from the center of one 1/2-inch space to the center of the next 1/2-inch space.
  • Page 31 REO SERIES™ Setup Guide Locate the proper position (two holes above the top of the outer slide position) for one clip nut behind the upper hole in each panel extension, and then install the 10-32 clip nuts. You will use the clip nuts later to secure the front panel to the front of the rack.
  • Page 32 Overland Storage REO 4000™ with Protection OS™ Software Note: For racks with square holes, use square clip nuts to secure the slides. Nut plate REO0063 Fasten each of the mounting brackets to the front of the rear rail of the rack by using 10-32 screws and a nut plate.
  • Page 33 REO SERIES™ Setup Guide If they are not already locked in the extended position, pull the intermediate slides toward the front (out of the rack) so that they lock in the extended position. REO0065 Caution: The next step should be performed by at least two people, or by using a mechanical lift.
  • Page 34 Overland Storage REO 4000™ with Protection OS™ Software Slide the appliance in and out several times, ensuring that the inner and outer slide locks engage, and that the chassis does not bind against the slides. REO0001 If binding occurs, loosen the screws that secure the slides to the front rails and the rear rails.

  • Page 35: Installing The Disk Carriers And Disk Drives

    REO SERIES™ Setup Guide Installing the Disk Carriers and Disk Drives If you remove the disk carriers, which contain the disk drives, for any reason, you must reinsert them into the chassis in the correct order. Insert the first disk carrier in to the applicable slot in the chassis.
  • Page 36 Overland Storage REO 4000™ with Protection OS™ Software Setting Up the Appliance...

  • Page 37: Using The Reo Softkey To Start The Appliance

    Using the REO SoftKey to Start the Appliance CHAPTER The main steps involved in using the key to start the appliance include: Step 1 Making a backup copy of the key. Step 2 Choosing whether to change the settings via the REO GUI or to edit the configuration and network files on the key.

  • Page 38: Deciding Whether To Configure The Ports Via The Key Or The Gui

    Overland Storage REO 4000™ with Protection OS™ Software The name of this disk drive varies based on your system configuration, but it will be called something like Removable Disk (G:). Make a backup copy of all the folders and files contained on the key.
  • Page 39 REO SERIES™ Setup Guide With the key inserted into a USB port on a Windows 2000, 2003, or XP system that contains active virus-protection software, browse to the software-key disk drive. Open the cfg folder. To configure the Management Port, complete the following: Right-click the ifcfg-eth0 file, and click Properties.
  • Page 40 Overland Storage REO 4000™ with Protection OS™ Software In the IPADDR and NETMASK fields, enter the applicable addresses for the management interface for the REO Appliance on your network, and change the ONBOOT field to yes. Save the file; when asked if you want to replace the existing file, click Yes.
  • Page 41 REO SERIES™ Setup Guide Save the file; when asked if you want to replace the existing file, click Yes. In the cfg folder, locate the network file. Locate and open the network file. Right-click the network file, and click Properties.

  • Page 42: Attaching The Softkey To The Appliance

    Overland Storage REO 4000™ with Protection OS™ Software In the dialog box (Unplug or Eject Hardware or Safely Remove Hardware), select the device you want to unplug (the key is identified as USB Mass Storage Device), and click Stop. Select USB Mass Storage Device, and then click Stop.

  • Page 43: Attaching The Power Cords And Enabling Power

    Attaching the Power Cords and Enabling Power CHAPTER The main steps involved in enabling power to the REO Appliance include: Step 1 Making sure that the disks and key are inserted in the appliance. Step 2 Attaching the power cords to the rear of the appliance. Step 3 Connecting the power cords to a power source.

  • Page 44: Attaching The Power Cords To The Appliance

    Overland Storage REO 4000™ with Protection OS™ Software Attaching the Power Cords to the Appliance Attach both power cords to the REO Appliance, but do not connect the power cords to an AC power source. Important: You must connect and use both power cords; if one of the cords is disconnected or malfunctioning, the appliance beeps repeatedly until the situation is resolved.

  • Page 45: Enabling Power To A New Appliance

    REO SERIES™ Setup Guide Enabling Power to a New Appliance Plug the power cords in to an AC power source. If you did not follow the steps in the preceding sections in the correct order or if power is automatically enabled when you attach the cords to an AC power source, shut down the appliance before continuing with the setup process.

  • Page 46: Shutting Down The Reo Appliance

    Overland Storage REO 4000™ with Protection OS™ Software Shutting Down the REO Appliance To ensure preservation of data on the REO Appliance, you should not turn off the appliance using the power button; you should use the Shut Down option in the REO GUI. If you are setting up a new appliance and...
  • Page 47 REO SERIES™ Setup Guide To shut down the appliance if you do not have access to the GUI Warning: If you press and hold the power switch more than 1 second until the appliance shuts down, it invokes a BIOS-level shut down and might cause damage to data that resides on the disks.
  • Page 48 Overland Storage REO 4000™ with Protection OS™ Software Attaching the Power Cords and Enabling Power...

  • Page 49: Configuring The Software Environment

    Configuring the Software Environment CHAPTER The main steps involved in configuring the management environment include: Step 1 Entering (or verifying) gateway and Management Port information. Step 2 Entering the GbE Data Port information. Step 3 Entering Fibre Channel and system information. Step 4 Setting up your logon information.

  • Page 50: Tracking Configuration Information

    Overland Storage REO 4000™ with Protection OS™ Software Tracking Configuration Information As you complete the configuration process by following the steps outlined in this and subsequent chapters, use the following forms to note what information you enter. Important: This information will be useful if you have to reconfigure the REO Appliance for any reason, such as a lost or damaged key.
  • Page 51 REO SERIES™ Setup Guide Device Configuration Page REO Device ID 0 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address: iSCSI Target Name:...
  • Page 52 Overland Storage REO 4000™ with Protection OS™ Software Device Configuration Page (continued) REO Device ID 8 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address:...
  • Page 53 REO SERIES™ Setup Guide Device Configuration Page (continued) REO Device ID 16 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address: iSCSI Target Name:...
  • Page 54 Overland Storage REO 4000™ with Protection OS™ Software Device Configuration Page (continued) REO Device ID 24 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address:...
  • Page 55 REO SERIES™ Setup Guide Device Configuration Page (continued) REO Device ID 32 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address: iSCSI Target Name:...
  • Page 56 Overland Storage REO 4000™ with Protection OS™ Software Device Configuration Page (continued) REO Device ID 40 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address:...
  • Page 57 REO SERIES™ Setup Guide Device Configuration Page (continued) REO Device ID 48 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address: iSCSI Target Name:...
  • Page 58 Overland Storage REO 4000™ with Protection OS™ Software Device Configuration Page (continued) REO Device ID 56 Device Type: Disk, Tape, Dyn. Tape Connection Type: iSCSI or FC Tape Compression: Yes or No iSCSI Initiator Name: Dyn. Tape Max. Size: Initiator IP Address:...
  • Page 59 REO SERIES™ Setup Guide Passthrough Device Configuration Page REO Device ID 160 REO Device ID 168 iSCSI Target Name: iSCSI Target Name: iSCSI Initiator Name: iSCSI Initiator Name: Initiator IP Address: Initiator IP Address: REO Device ID 161 REO Device ID 169...
  • Page 60 Overland Storage REO 4000™ with Protection OS™ Software Passthrough Configuration Page (continued) REO Device ID 175 REO Device ID 183 iSCSI Target Name: iSCSI Target Name: iSCSI Initiator Name: iSCSI Initiator Name: Initiator IP Address: Initiator IP Address: REO Device ID 176...

  • Page 61: Entering Or Verifying The Gateway Address And Management Port Information

    REO SERIES™ Setup Guide Entering or Verifying the Gateway Address and Management Port Information The Default Gateway is the IP address that provides entrance into the network to which the REO Appliance is assigned. The Management Port connects the REO Appliance to the management system, which you use for network management on the LAN.
  • Page 62 Overland Storage REO 4000™ with Protection OS™ Software The REO GUI appears. The pane on the left contains the menu, and the pane on the right displays the information that corresponds to the option you click in the menu pane. When you first launch the GUI, it displays the Device Summary page.

  • Page 63: Checking The New Connection To The Management Port

    REO SERIES™ Setup Guide In the Management Port section, either enter the addresses that you want to use and click Apply or verify that the existing addresses are the ones you want to use. Choose one of the following: If you used the REO GUI to configure the ports (that is, if you did not...
  • Page 64 Overland Storage REO 4000™ with Protection OS™ Software To configure the GbE ports In the right pane, scroll down below the Management Port section to locate the Data Port 1 and Data Port 2 sections. In the Data Port 1 section, enter the following: IP Address.

  • Page 65: Entering The Fibre Channel Information

    REO SERIES™ Setup Guide Entering the Fibre Channel Information In the right pane, scroll down to the Fibre Channel Configuration section. For each FC port (the REO Appliance provides two), select the applicable settings from the Set Link Speed and Set Link Topology lists.

  • Page 66: Entering The System Information

    Overland Storage REO 4000™ with Protection OS™ Software Continue the configuration process by configuring the system information as described in the next section. Entering the System Information In the left pane, under System Menu, click System Configuration. In the System Information section of the right pane, enter the REO Name.

  • Page 67: Configuring Alerts

    REO SERIES™ Setup Guide Click Apply. Continue the configuration process by entering the e-mail information described in the next section. Configuring Alerts The REO Appliance continuously monitors its performance and routinely checks for disk failures. If you use the messaging options, an e-mail...

  • Page 68: Configuring Simple Network Management Protocol (Snmp) Traps

    Overland Storage REO 4000™ with Protection OS™ Software Configuring Simple Network Management Protocol (SNMP) Traps If you use network-management software that takes advantage of SNMP, you can use the SNMP feature to monitor the status of devices and notify you of changes.

  • Page 69: Connecting The Data And Fibre Channel Ports

    SCSI ports. Passthrough SCSI port upgrades might be available for these models. For more information, contact your local reseller or Overland Storage Customer Support. To connect SCSI devices to your appliance On the rear of the appliance, attach the applicable devices to the SCSI ports.

  • Page 70: Establishing Communication Between The Systems Involved In The Backup Process And The Appliance

    Overland Storage REO 4000™ with Protection OS™ Software You must use an external 68-pin SCSI cable that includes a male connect with thumbscrews to connect a device to the port. (This cable is not included with the appliance.) SCSI port 0 and port 1...

  • Page 71: Changing The Volume Setup Or Creating Logical Volumes

    Changing the Volume Setup or Creating Logical Volumes CHAPTER The main steps involved in switching from one configuration to another or creating logical volumes include: Step 1 Selecting the applicable configuration. Step 2 Creating the desired number of logical volumes, and setting their size. Using the Default Volume Setup The REO Appliance uses a default volume configuration of RAID 5 with logical volumes.

  • Page 72: Selecting A Raid Configuration

    Overland Storage REO 4000™ with Protection OS™ Software Selecting a RAID Configuration The REO Appliance supports RAID 0 and RAID 5. You can only select one configuration; that is you cannot set up one volume (controller) to use RAID 0 and set up another to use RAID 5.

  • Page 73: Creating Logical Volumes

    REO SERIES™ Setup Guide Note: Although the volumes are available while they are in an initializing state, performance is impacted. Overland strongly recommends that you wait until the Status is OK before using a volume. After the initial build completes, this status changes to OK.
  • Page 74 Overland Storage REO 4000™ with Protection OS™ Software In the Volume Size box on the Create New Logical Volume page, enter the size (in GB) of the first volume that you want to create, and then click Add. Tip: If you intend to use the volume as a Dynamic Tape device, you can enter a 1.

  • Page 75: Configuring Reo Devices As Disk Or Tape Devices

    Configuring REO Devices as Disk or Tape Devices CHAPTER You can configure each REO Device to function either as a disk device (the default) or as a virtual LTO-2 tape device; that is, you can use each device in its native disk format, virtual-tape format, or any combination of the two.

  • Page 76: Changing A Device From Disk To Tape (Standard)

    Overland Storage REO 4000™ with Protection OS™ Software If you choose to enable compression, be aware that various factors (such as the speed of your backup server, source devices, or network) can significantly affect performance. Additionally, the existing state of...
  • Page 77 REO SERIES™ Setup Guide If you want to maximize backup storage capacity, select the Enable Tape Compression check box. If your backup software supports a hardware-compression feature for use with tape, you can use this option to emulate that feature. For optimal backup performance, leave this check box cleared;...

  • Page 78: Changing A Device From Disk To Dynamic Tape

    Overland Storage REO 4000™ with Protection OS™ Software Note: The size of a device reflects the space that is available on a disk; one GB equals one billion bytes. (The REO Appliance uses the calculation of 1000 1000 1000 instead of 1024 1024 1024.)
  • Page 79 REO SERIES™ Setup Guide In the Device Type section, select Dynamic Tape. Select Dynamic Tape. If you want to maximize backup storage capacity, select the Enable Tape Compression check box. If your backup software supports a hardware-compression feature for use with tape, you can use this option to emulate that feature.
  • Page 80 Overland Storage REO 4000™ with Protection OS™ Software Important: The target names must be unique within a network. Type a new name (if desired), and then click Submit. To save your changes, click Submit. Note: After you change a device to Dynamic Tape, you cannot change it to a different Device Type.
  • Page 81 REO SERIES™ Setup Guide Note: The size of a device reflects the space that is available on a disk; one GB equals one billion bytes. (The REO Appliance uses the calculation of 1000 1000 1000 instead of 1024 1024 1024.)
  • Page 82 Overland Storage REO 4000™ with Protection OS™ Software Configuring REO Devices as Disk or Tape Devices...

  • Page 83: Configuring Passthrough Devices

    Configuring Passthrough Devices CHAPTER The SCSI ports on the REO Appliance let you attach SCSI passthrough devices (such as tape drives or changers) and then use the GUI to assign initiators. The appliance provides two SCSI ports, and you can use a chain formation to assign up to 15 SCSI IDs to each port (the SCSI IDs must be unique within each port configuration).
  • Page 84 Overland Storage REO 4000™ with Protection OS™ Software Information is set to No Device Found. (The items remain in the Passthrough Device Summary and the Passthrough Initiator Summary, even if you shut down and restart the appliance.) If a device is detached...

  • Page 85: Changing The Iscsi Target Name

    Setup Guide Changing the iSCSI Target Name Important: The target names must be unique with a network. In the left pane, under SCSI Passthrough Devices, click Passthrough Device Configuration. The Passthrough Device Configuration page displays the current settings for the first Passthrough Device listed in the REO Device ID list. From the REO Device ID list, select the first device whose configuration you want to change.
  • Page 86 Overland Storage REO 4000™ with Protection OS™ Software Configuring Passthrough Devices...

  • Page 87: Associating Targets (Devices) And Initiators

    Associating Targets (Devices) and Initiators CHAPTER The main steps involved in associating targets (REO Devices) and initiators with each other include: Step 1 Understanding how the targets and initiators must be identified so that they can successfully communicate with each other. Step 2 Making sure that IP addresses and names match on both the targets and the initiators.
  • Page 88 Overland Storage REO 4000™ with Protection OS™ Software To ensure the free movement of network HBAs between hosts without carrying over the SCSI state information, iSCSI initiator names are associated with iSCSI nodes instead of with network adapter cards. A target name should not be tied to hardware interfaces, which can be changed.

  • Page 89: Reviewing How Targets (Reo Devices) And Initiators Are Associated

    REO SERIES™ Setup Guide Reviewing How Targets (REO Devices) and Initiators are Associated After you have named the targets and initiators (described later in this chapter), you must assign them to each other in pairs. This must be performed both on the REO Appliance by using the REO GUI and on the application or backup server by using the iSCSI initiator management tools.
  • Page 90 Overland Storage REO 4000™ with Protection OS™ Software Verify that the iSCSI Target Name on the appliance matches the target name on the backup server. For example, if one of the volumes on the appliance is named idevice.name.00e0812dd2e1.00, this is the iSCSI Target Name. The...

  • Page 91: Configuring Targets (Reo Devices And Passthrough Devices) And Initiators

    REO SERIES™ Setup Guide Match the iSCSI initiator name on the appliance to the initiator name on the backup server. For example, if one of the volumes on the appliance is named idevice.name.00e0812dd2e1.00, this is the iSCSI Target Name. You must assign at least one initiator to this target (if you do not, you will not be able to access the device).

  • Page 92: Configuring Reo Devices (Targets) And Initiators

    Overland Storage REO 4000™ with Protection OS™ Software Configuring REO Devices (Targets) and Initiators In the left pane, under REO Standalone Devices, click Device Configuration. The iSCSI Target Name fields are assigned default values that include the Media Access Control (MAC) address of the appliance. Using the MAC address helps ensure that the default name is unique.
  • Page 93 REO SERIES™ Setup Guide If you are working with iSCSI, do the following: In the Connection Type section, make sure that iSCSI is selected (this is the default). In the iSCSI Initiator Name box, enter a unique name (up to 223 alphanumeric characters) of an authorized initiator for the target.

  • Page 94: Configuring The Iscsi Initiator With Target (Reo Device) And Initiator Assignments

    Overland Storage REO 4000™ with Protection OS™ Software Tip: You can select multiple targets. Select FC, enter the node and port names for the initiator, select the ID, and click Submit. When the message appears that indicates all connections will be reset, click OK to continue.

  • Page 95: Configuring Passthrough Devices (Targets) And Initiators

    REO SERIES™ Setup Guide Configuring Passthrough Devices (Targets) and Initiators This process is similar to the steps outlined earlier for configuring REO devices. For detailed information, refer back to Configuring REO Devices (Targets) and Initiators. Important: Before you attach or detach a SCSI device to or from a REO Appliance, stop all iSCSI sessions (log off) and shut down the appliance.

  • Page 96: Configuring The Iscsi Initiator With Target (Passthrough Device) And Initiator Assignments

    Overland Storage REO 4000™ with Protection OS™ Software Configuring the iSCSI Initiator with Target (Passthrough Device) and Initiator Assignments On each applicable server, use the management tool that came with your iSCSI initiator to specify the target (Passthrough Device) information.

  • Page 97: Creating A Virtual Tape-Library (Vtl)

    Creating a Virtual Tape-Library (VTL) CHAPTER The main steps involved in creating a VTL include: Step 1 Selecting the type of library that you want to emulate. Step 2 Setting the target information. Step 3 Identifying the initiators. Step 4 Making another backup copy of the REO SoftKey so that your configuration information is preserved.
  • Page 98 Overland Storage REO 4000™ with Protection OS™ Software Tip: If you want to make the VTL Manager page the first page that appears when you launch the REO GUI, instead of the Device Summary page, select the Set This Page as Default check box.

  • Page 99: Setting Target Information

    Product ID automatically identifies the VTL as a NEO Series device. Important: Do not change this setting unless your backup software requires the alternate setting of REO Series. To set the remaining target information If your backup software supports a hardware compression feature for use with tape and you want to emulate that feature, select the Compression check box.
  • Page 100 Overland Storage REO 4000™ with Protection OS™ Software For optimal backup performance, leave this check box cleared; to maximize the backup storage capacity, select this check box. This option applies to all virtual cartridges on the VTL. In the DVT Capacity Limit box, enter the maximum size (up to 2000 gigabytes, depending on space available) that you want to allow each virtual cartridge to reach.

  • Page 101: Specifying Initiators

    REO SERIES™ Setup Guide Device Name. Displays the name of the device automatically assigned by the GUI. FC LUN. Displays the Fibre Channel (FC) logical unit number (LUN) automatically assigned to the device by the GUI. SCSI SN. Displays the Small Computer System Interface (SCSI) serial number (SN) automatically assigned to the device by the GUI.
  • Page 102 Overland Storage REO 4000™ with Protection OS™ Software If present, the IP address of the initiator is compared with the IP address you enter here. If you are working with Fibre Channel, do the following: In the Select Connection Type section, select FC.
  • Page 103 REO SERIES™ Setup Guide Tip: You can retrieve the initiator WWNN and WWPN by using the specific FC host adapter management software utility or by querying the name server on the FC switch. In the Select Devices for this Initiator section, if you do not want the initiator to access all devices, select the applicable device.

  • Page 104: Backing Up Your Softkey (Post-Configuration)

    Overland Storage REO 4000™ with Protection OS™ Software The VTL Manager page is displayed, with a summary of the new VTL you created listed at the bottom of the page. On each applicable backup system, use the management tool that came with your initiator to specify the target information.

  • Page 105: Working With The Appliance

    Working with the Appliance CHAPTER This chapter provides a few tips on working with the appliance including: Logging on to the Web interface. Reviewing the information displayed in the Device Summary. Switching from one configuration to another. Understanding how disk drives are numbered. Logging On from Any System with Network Access After you have completed configuration of the appliance, you can access the REO GUI from any system that has network access to the IP address...

  • Page 106: Understanding The Summary Pages

    Overland Storage REO 4000™ with Protection OS™ Software Understanding the Summary Pages The Protection OS™ software includes a summary page that lists the REO Devices and another that lists the initiators. If you are using SCSI devices, there are also corresponding summary pages for those devices and initiators.

  • Page 107: Reviewing The Initiator Summary Page

    REO SERIES™ Setup Guide Reviewing the Initiator Summary Page The Initiator Summary page provides an immediate view of the initiators (systems) that you have defined for the REO Devices. For each initiator, this page shows information such as which devices (targets) it is associated with and the type of connection.

  • Page 108: Reviewing The Passthrough Initiator Summary Page

    Overland Storage REO 4000™ with Protection OS™ Software Inquiry Information. Displays information published by the device itself (for example, the type of drive technology that the device uses). Reviewing the Passthrough Initiator Summary Page The Passthrough Initiator Summary page provides an immediate view of the initiators (systems) that you have defined for the Passthrough Devices (targets).

  • Page 109: Understanding The Vtl Manager Page

    REO SERIES™ Setup Guide Understanding the VTL Manager Page The VTL Manager page displays high-level information about your VTLs and provides access to all pages associated with a VTL. Before you create a VTL, only the upper sections of the page (Capacity Summary and Resources) are displayed.

  • Page 110: Understanding How Dynamic Tape Devices Work

    Overland Storage REO 4000™ with Protection OS™ Software Display. Accesses the VTL Status page, which displays a Device Summary and a Cartridge Map. Drives. Lists the number of virtual tape-drives assigned to the VTL. Cartridges. Lists the number of virtual tapes assigned to the VTL.

  • Page 111: Checking Communication With Other Appliances Or Systems

    REO SERIES™ Setup Guide Checking Communication with Other Appliances or Systems The Maintenance page includes a section that lets you check network connectivity with any system, appliance, passthrough device, and so on that has an IP address. The REO GUI uses a ping command to perform this check.

  • Page 112: Relocating (Moving) An Appliance

    Overland Storage REO 4000™ with Protection OS™ Software Relocating (Moving) an Appliance The following describes the steps that you should take to shut down an appliance, move it, and then turn on power. Important: To ensure preservation of data on the REO Appliance, you should not turn off the appliance using the power button;...
  • Page 113 REO SERIES™ Setup Guide If the slots in the appliance and the disk carriers themselves are not labeled, label them now so that you know which carrier must be inserted in which slot after you have moved the appliance to the new location.
  • Page 114 Overland Storage REO 4000™ with Protection OS™ Software Because the appliance is configured to restart automatically in case of a power outage, connecting it to the power source automatically invokes the start process. Important: If you do not complete the preceding steps in this order, the appliance might start in an error state.

  • Page 115: Expanding Capacity (Scalability)

    Expanding Capacity (Scalability) CHAPTER This chapter explains how to add one or more additional appliances to expand the performance capacity in an iSCSI or FC environment. Setting Up Additional Appliances in an iSCSI Configuration Install, configure, and manage each REO Appliance that you purchased using the same instructions provided for the appliance that it complements.

  • Page 116: Attaching Each Appliance Separately

    Overland Storage REO 4000™ with Protection OS™ Software Attaching Each Appliance Separately Attach each appliance in the set to a separate set of ports on the FC switch or hub. FC switch or hub FC switch or hub Configure and manage each REO Appliance using the same instructions provided for the appliance that it complements.

  • Page 117: Appendix A Basic Troubleshooting

    Basic Troubleshooting APPENDIX As you troubleshoot the appliance, keep the following guidelines in mind: Do not turn off the appliance using the power button on the appliance. You must verify that none of the initiators have active connections, and you should use the Shutdown/Restart option in the GUI to shut down the appliance.

  • Page 118: List Of Generic Snmp Alerts (Traps)

    Overland Storage REO 4000™ with Protection OS™ Software SNMP Trap ID E-Mail Subject E-Mail Body and SNMP Trap Description REO_ALERT_RAID_UNIT_ REO ALERT: RAID UNIT Controller <number>, <RAID0, RAID5> REMOVED REMOVED PU:<number> REMOVED REO_ALERT_RAID_UNIT_ REO ALERT: RAID UNIT Controller <number>, <RAID0, RAID5>...
  • Page 119 REO SERIES™ Setup Guide Trap Additional Information nsNotifyRestart Modifying the SNMP configuration parameters through the REO GUI sends a SIGHUP to snmpd, which causes it to re-read its conf files and generate the following nsNotifyRestart trap: 2005-09-20 07:38:54 172.20.16.93(via UDP: [10.20.16.93]:32791) TRAP, SNMP...

  • Page 120: Using The Log Files

    Using the Log Files The REO Appliance creates and maintains log files that contain diagnostic information intended for use by Overland Storage Technical Support in troubleshooting issues you might encounter. The logs are updated every 60 seconds, with new information appended to the beginning of the applicable file.

  • Page 121: Unable To Access The Appliance

    REO SERIES™ Setup Guide When the completion message appears, click Continue. In the System Log Files list, click the reo_sys_cfg.tgz file. This file contains information about the current configuration of your appliance. Follow the prompts for your browser to save the file to a safe location on your system.

  • Page 122: Reo Appliance Does Not Start

    Overland Storage REO 4000™ with Protection OS™ Software REO Appliance Does Not Start If the appliance is beeping repeatedly, it might be because the REO SoftKey is not inserted, the key is not inserted correctly, the key is damaged, the copy-protection file on the key is invalid, or the wrong key was used.

  • Page 123: Internet Explorer Does Not Redirect From Ip Address On Windows Server 2003

    REO SERIES™ Setup Guide If you are unable to access the GUI in Internet Explorer running on any version of Windows other than Windows Server 2003, do the following (if you are using Windows Server 2003, perform the steps outlined in the...

  • Page 124: Gui Stops Responding Or Displays A Refresh Error

    Overland Storage REO 4000™ with Protection OS™ Software In the Add this Web site to the zone box, type the IP address for the REO Appliance, and click Add. To dismiss the Trusted sites dialog box, click Close, and then click OK to save your changes and close the Internet Options dialog box.

  • Page 125: Addressing An Unresponsive Gui

    REO SERIES™ Setup Guide Addressing an Unresponsive GUI Stop using the REO GUI for approximately five minutes. Important: If you continue to try and invoke a response from the GUI, it might increase the recovery time. If access to the REO GUI returns, use the Internal Disk Management page to status of each array, and then take the applicable action.
  • Page 126 Overland Storage REO 4000™ with Protection OS™ Software In the Scripting section, under Scripting of Java applets, select Enable, and click OK. Select this option. To enable scripting in Mozilla Launch Mozilla Firefox. In the Tools menu, click Options. Click the Web Features icon.

  • Page 127: Page Not Found Message (Http 500 Internal Server Error) Appears In The Gui

    REO SERIES™ Setup Guide Page Not Found Message (HTTP 500 Internal Server Error) Appears in the GUI If the REO GUI goes blank for a several minutes and then displays a “The page cannot be displayed” message (which is further identified as an...

  • Page 128: Unexpectedly Logged Off

    Overland Storage REO 4000™ with Protection OS™ Software Unexpectedly Logged Off When you are using the REO GUI, you should be aware of the following: If you log on from one system and then log on from another system, the GUI automatically logs you off from the first system.

  • Page 129: Perpetual Loop Of Audio Alerts On The Appliance

    REO SERIES™ Setup Guide Verify that the Status of each volume and disk is OK, which indicates that the target is functioning correctly. Make sure that the Status of each PU and Disk is OK. Perpetual Loop of Audio Alerts on the Appliance On startup, the appliance might reach an error state and begin an endless loop of audible alerts.

  • Page 130: Disabling The Audio Alarm On The Appliance

    Overland Storage REO 4000™ with Protection OS™ Software Disabling the Audio Alarm on the Appliance If a power supply fails or detects an issue with the appliance, an audible alarm sounds. If you do not have the spare component needed to correct the situation, remove the power supply from the appliance to disable the alarm.

  • Page 131: Lost Or Damaged Softkey Or Files Accidentally Deleted From The Key

    REO SERIES™ Setup Guide Lost or Damaged SoftKey or Files Accidentally Deleted from the Key The REO SoftKey contains the software and settings required for configuring the appliance that you purchased (note that if you purchased multiple units, the keys are not interchangeable). If you lose or damage this key, you cannot restart or reconfigure your REO Appliance.

  • Page 132: Rebuilding A Volume (Raid 5)

    Overland Storage REO 4000™ with Protection OS™ Software Log on to the GUI. In the left pane, under System Menu, click Internal Disk Management. In the Internal Disk Management page, click the Create button for the applicable set of disks.
  • Page 133 REO SERIES™ Setup Guide For example, in the iSCSI Initiator Properties dialog box for the Microsoft initiator, you can check the Active Sessions tab to determine if there is a connection that needs to be terminated. In the left pane of the REO GUI, under System Menu, click Internal Disk Management.

  • Page 134: Purchasing A Spare Disk Drive

    For more information, see Purchasing a Spare Disk Drive. If the REO Appliance continues to report a problem after you replace the disk, contact Overland Storage Technical Support (for more information, see Customer Support on page 139).

  • Page 135: Appendix B Specifications

    Specifications APPENDIX This appendix lists the specifications for the REO Appliance. Capacity Disk Drives Eight SATA × 250 GB Raw Capacity 2 terabyte (TB) RAID Levels RAID 0 or RAID 5 Performance Backup Performance Up to 300 GB per hour Host Interfaces Hardware Two GbE Ports (RJ45)

  • Page 136: Electromagnetic Emission

    Overland Storage REO 4000™ with Protection OS™ Software Temperature 50° to 95°F (10° to 40°C) Altitude –984 to 10,000 feet (–300 to 3,048 meters) Shock 10 G (11 milliseconds half sine) Vibration .25 G swept sine (5–250–5 Hz) no errors...

  • Page 137: Fcc Notice

    REO SERIES™ Setup Guide FCC Notice This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.

  • Page 138: Declaration Of Conformity

    Overland Storage REO 4000™ with Protection OS™ Software Declaration of Conformity Specifications...

  • Page 139: Appendix C Customer Support

    Check the documentation and online Help. www.overlandstorage.com Check the Web site: Updates and Release Notes for the latest versions of the REO Appliance products are available from the Overland Storage Web site. (For more information, see Checking For and Downloading Updates on page 142.)

  • Page 140: Locating Additional Information For Your Product

    Overland Storage REO 4000™ with Protection OS™ Software You can use the Product Selector to select a product and view information about it. Locating Additional Information for Your Product www.overlandstorage.com Go to the Overland Web site at: Click SERVICE & SUPPORT.

  • Page 141: Updating The Appliance

    REO SERIES™ Setup Guide In the Browse Documents by Category section, click Technical. Click here. Use the Search Category feature to search for a specific phrase. You can also open one of the subcategory folders and search within it. If you still have a question, use the following contact information:...

  • Page 142: Checking For And Downloading Updates

    Overland Storage REO 4000™ with Protection OS™ Software Checking For and Downloading Updates www.overlandstorage.com Go to the Overland Web site at: Click SERVICE & SUPPORT. Log on via the MEMBER LOGIN section. For more information, see Registering Your Product on page 139.

  • Page 143: Glossary And Acronym List

    Glossary and Acronym List Application server. A networked computer on which production programs are running. The programs on an application server typically handle application interaction between an end-user’s browser-based programs and a company’s back-end database or business applications. (While the application server runs the programs and processes requests, the actual programs and data are usually stored on a file server.) Backup server.
  • Page 144 Overland Storage REO 4000™ with Protection OS™ Software Internet SCSI (iSCSI). A standard protocol for universal access to shared storage devices over standard, Ethernet-based transmission control protocol/Internet protocol (TCP/IP) networks. The connection- oriented protocol transports SCSI commands, data, and status across an IP network.
  • Page 145 REO SERIES™ Setup Guide MIB. Management information base NIC. Network interface card Print server. A networked computer that stores and processes print requests to a printer from an end-user’s computer and returns status information to the end-user. RAID. Redundant array of independent disks REO Device ID.
  • Page 146 Overland Storage REO 4000™ with Protection OS™ Software Glossary and Acronym List...

  • Page 147: Index

    Index time and date 68 tracking information 50 accessing VTL 97 appliance, prohibited 121 with the REO SoftKey 37 GUI 105, 122, 127 connecting adding Data Port 1 35, 69 appliances 115 Data Port 2 69 logical volumes 73 Fibre Channel Ports 69 VTL 97 Management Port 35 alarm 129, 130...
  • Page 148 Overland Storage REO 4000™ with Protection OS™ Software connecting ports 69 local-area network (LAN) 15, 17, 35 connecting to switch 69 log files 120 entering network information 65 log off the REO GUI 105 overview 16 log on to the REO GUI 105...
  • Page 149 REO SERIES™ Setup Guide REO Devices, creating 75, 83 system, identifying in the GUI 66 REO GUI accessing 105 configuring targets and initiators in 91 tape devices HTTP error 127 creating 75, 76, 83 setting the default start page for VTL 66, 98...
  • Page 150 Overland Storage REO 4000™ with Protection OS™ Software Index...

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