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Buffalo TeraStation 3030 User Manual

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Network Attached Storage
TeraStation 3030
User Manual
Please make sure to read this manual before using and follow the procedures. If you have any inquiries about
the product, contact the number on the warranty statement or the packing box. Do not discard the included
documents, the warranty statement, or the packing box.
www.buffaloamericas.com
35022941-03
September 2024

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Summary of Contents for Buffalo TeraStation 3030

  • Page 1 Network Attached Storage TeraStation 3030 User Manual Please make sure to read this manual before using and follow the procedures. If you have any inquiries about the product, contact the number on the warranty statement or the packing box. Do not discard the included documents, the warranty statement, or the packing box.
  • Page 2 Table of Contents Chapter 1 Notice ............10 Regulatory Compliance Information ........... 10 Warning Symbols and Graphical Icons on the Product ....10 Safety Precautions ................ 10 Chapter 2 Getting Started .......... 12 Diagrams ..................12 Turning the TeraStation On and Off..........14 Creating a USB Initialization Drive ..........
  • Page 3 Adding a Group ................27 Configuring Access Restrictions ..........30 Restricting Local User Access to Shared Folders ........30 Restricting AD Domain User Access to Shared Folders ......32 Restricting Access to Subfolders ............35 Enhancing Compatibility for macOS Client Access ....37 NFS ....................
  • Page 4 Checking Drives ................64 S.M.A.R.T..................65 Displaying S.M.A.R.T. Information ............66 Checking the Drive Condition ..............67 Formatting Drives ................. 67 Encrypting Drives ................69 Erasing Data on the TeraStation Completely ......69 Performing a Full Format ................69 Performing the Secure Erase Command ..........70 Quotas ....................
  • Page 5 Preparing a Backup Destination .............90 Configuring a Backup Job ...............92 If Backing Up from rsync-Compatible Devices to the TeraStation ..97 Restoring Backup Data ................98 Backup Logs for If Backup Fails ..............98 Replication ................... 101 Preparing a Replication Destination ............102 Configuring a Replication Job ..............104 Synchronizing Between Source and Destination TeraStations Periodically .....................107 Failover ..................
  • Page 6 Corrective Actions for in Case of Error ..........148 Synchronizing with Dropbox ............. 150 Creating a Dropbox Sync Job ..............150 Changing Job Settings ................153 Creating a Shared Link (Windows Only) ..........156 Using Microsoft Azure for Data Preservation ......156 Creating an Azure Storage Sync Backup Job ........156 Creating an Azure Storage Sync Restore Job ........164 Changing Job Settings ................169 Synchronizing with Microsoft OneDrive ........
  • Page 7 Chapter 8 Settings Backup/Restoration ....221 Saving and Applying Settings ............ 221 Saving Settings ..................222 Applying Settings ..................222 Transferring Another Buffalo NAS Device’s Settings ....223 Creating a Config File (.nas_config) ............224 Transferring Settings ................224 Restoring Factory Defaults ............225 Initializing from Settings ..............225...
  • Page 8 SNMP .................... 232 Proxy Server ................234 Jumbo Frames ................235 Changing the IP Address ............236 Mapping IP Address and Hostname .......... 238 Chapter 10 Advanced Features ........ 240 Email Notification ............... 240 Enabling Email Notification ..............240 Changing Events for Email Reports ............241 Sleep Mode ..................
  • Page 9 Chapter 11 Drive Replacement and Device Troubleshooting ............258 Replacing a Defective Drive ............258 Drive Replacement for a Redundant RAID Array (TeraStation Is On) 259 Drive Replacement for a Redundant RAID Array (TeraStation Is Off) 261 Drive Replacement for a RAID 0 Array ..........262 Drive Replacement for a JBOD ..............263 Drive Replacement for a Hot Spare ............263 Replacing a Non-Malfunctioning Drive ........
  • Page 10 Errors .......................274 Alerts .......................275 Information Events ................276 Default Settings ................278 Specifications ................279...
  • Page 11 Chapter 1 Notice Regulatory Compliance Information For Customers in the United States This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 12 Chapter 1 Notice (6) Only use the cables and accessories that are included in the package. Don’t use other accessories or cables unless specifically instructed to in the documentation. Caution: Slide/rail mounted equipment is not to be used as a shelf or a work space. Caution: Do not remove the cover.
  • Page 13 Chapter 2 Getting Started Diagrams Depending on the number or type of drives in the unit, the model name will be different. Check the sticker on the packing box for your unit’s model name. TS3230DN 2 3 4 5 6 13 14 TS3430DN 2 3 4 5 6...
  • Page 14 Chapter 2 Getting Started TS3430RN 3 4 5 6 2 10 Power Button Press this button to power on the TeraStation. To power off the TeraStation, press and hold down the power button for five seconds. If the TeraStation beeps, pressing and holding this button for a short period will stop the beeping. Power LED For the TS3230DN and TS3430DN TeraStation models, the LED glows green when the TeraStation is on.
  • Page 15 Chapter 2 Getting Started on-LAN, port trunking, and SSL to their factory default values. The effects of this button can be changed in Settings. During initialization, the TeraStation will beep and the message will appear as a notification. When initialization finishes, the message will disappear.
  • Page 16 Chapter 2 Getting Started Creating a USB Initialization Drive We recommend creating a USB initialization drive as soon as possible. This USB drive can be used to initialize the TeraStation’s settings to its factory default values or recover the system if your TeraStation encounters an error that prevents the unit from booting.
  • Page 17 Chapter 2 Getting Started Enter the username and password, then click OK. Notes: • If the time-out period is set to “10 minutes”, you will be logged out of Settings after 10 minutes of inactivity. • Click Secure Connection to log in using an encrypted connection. For detailed information about encrypted connections, refer to the “Encrypting Data Transmission”...
  • Page 18 Chapter 2 Getting Started The process is complete when the Settings page opens. Notes: • Username/Password Combinations: Username Password Settings Available admin (default) password (default) guest blank Guest user information If a user is assigned as an administrator, all settings are available.
  • Page 19 Chapter 2 Getting Started Example of Setup Wizard Screen To launch the setup wizard at a later time, follow the procedure below. From Settings, click Management. Click the settings icon (   ) to the right of “Restore/Erase”. Click Execute Wizard. The “Confirm Operation”...
  • Page 20 Chapter 2 Getting Started Notes: • If the number of files on the TeraStation increases, it will also increase the memory usage of the TeraStation. This memory usage will decrease after a certain period of time passes. To reduce the memory usage immediately, try the following operations: ◦...
  • Page 21 Chapter 2 Getting Started Click at the top-right of Settings and choose Shut Down or Restart. Click Yes. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete when the power LED is extinguished if you shut down, or turns from blinking to glowing if you restart.
  • Page 22 Chapter 3 File Sharing You can create users and groups to access the shared folders on the TeraStation and configure access restrictions to limit access to key data. Configuring Shared Folders Adding a Shared Folder From Settings, click File Sharing. Click the settings icon ( ...
  • Page 23 Chapter 3 File Sharing Configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Notes: • Names may contain up to 27 alphanumeric characters, hyphens (-), and underscores (_). Multibyte characters are supported.
  • Page 24 Chapter 3 File Sharing info, lost+found, lp, msdfs_root, mt-daapd, printers, ram, spool, usbdisk x (where “x” is a number, for example: usbdisk1) • Don’t use any of the characters from the list below in shared folder names, workgroup names, or filenames: Unsupported Character List ①②③④⑤⑥⑦⑧⑨⑩⑪⑫⑬⑭⑮⑯⑰⑱⑲⑳ⅠⅡⅢⅣⅤⅥⅦⅧⅨⅩ...
  • Page 25 Chapter 3 File Sharing The process is complete once you close the confirmation window that appears. Both read-only shares and HFS Plus-formatted USB drives will have “(Read Only)” added under “Comments” in File Explorer. Notes: • Configure the share attribute only through Settings. Configuring folder attributes through Windows is not supported and may cause unexpected behavior.
  • Page 26 Chapter 3 File Sharing Click Create.
  • Page 27 Chapter 3 File Sharing Enter the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Notes: • Usernames may contain up to 128 alphanumeric characters, hyphens (-), underscores (_), periods (.), and the symbols ! # &...
  • Page 28 Chapter 3 File Sharing rpcuser, sambashare, sasl, shadow, shutdown, snmp, splx, src, ssh, sshd, staff, statd, sudo, sync, sys, syslog, tape, tmhttpd, tty, users, utmp, uucp, video, voice, winbindd_priv, www, www-data • When creating a new user, the default groups corresponding to the privileges you want to give should be added, other than “hdusers”...
  • Page 29 Chapter 3 File Sharing Click Create.
  • Page 30 Chapter 3 File Sharing Enter the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Notes: • Group names may contain up to 20 alphanumeric characters, hyphens (-), underscores (_), and periods (.). The first character should not be a symbol.
  • Page 31 Chapter 3 File Sharing Configuring Access Restrictions You may restrict access for specific shared folders, including external USB drives. Notes: • Configure access restrictions only through Settings. Configuring access restrictions through Windows is not supported and may cause unexpected behavior. •...
  • Page 32 Chapter 3 File Sharing Click the shared folder that you want to set access restrictions for. Click the Access Restrictions tab, then enable “Access Restrictions for Shared Folders”. Select the level of access for the user or group and click OK. : Read and write : Read-only : No access...
  • Page 33 Chapter 3 File Sharing Note: The example above shows access restrictions by users. To restrict access by group, click the Local Groups tab and select group permissions. The process is complete once you close the confirmation window that appears. Note: For an access-restricted shared folder, if you change the access restrictions of all users and groups from read and write or read-only to access prohibited from the user or group list page in Settings, that shared folder can only be accessed by admin users and groups.
  • Page 34 Chapter 3 File Sharing Click Edit and select “Active Directory”, then click Next. Enter the domain controller information and click Search. The domain controller on the same network will be detected and required settings will be populated into each field automatically. Alternatively, you can also enter the settings manually.
  • Page 35 Chapter 3 File Sharing Click the settings icon (   ) to the right of “Folder Setup”. Click the shared folder that you want to set access restrictions for. Click the Access Restrictions tab, then enable “Access Restrictions for Shared Folders”. Select the level of access for the user or group and click OK.
  • Page 36 Chapter 3 File Sharing • For an access-restricted shared folder, if you change the access restrictions of all users and groups from read and write or read-only to access prohibited from the user or group list page in Settings, that shared folder can only be accessed by admin users and groups.
  • Page 37 Chapter 3 File Sharing Click the shared folder that you want to set access restrictions for. If any or all of the “AFP”, “FTP”, and “SFTP” checkboxes for “LAN Protocol Support” are selected, clear them all. Click the Option 2 tab and enable “Access Restrictions for Subfolders”, then click OK. Note: If “Hide Non-Access Permitted Files and Folders”...
  • Page 38 Chapter 3 File Sharing You may also configure access permissions for domain users and groups. You should have the TeraStation join your Active Directory domain before configuring access permissions from File Explorer. Notes: • If enabling subfolders’ access restrictions for a USB drive, the drive should be formatted using Btrfs, XFS, or ext3. •...
  • Page 39 The process is complete when the file sharing menu list is displayed. Note: Buffalo’s customer support will help configure the NFS settings on your TeraStation, and will support VMware and Windows clients but will not provide support for configuring your Linux or other UNIX clients. There are various types of UNIX and the procedures for configuring NFS with them will vary considerably.
  • Page 40 Chapter 3 File Sharing Choose the shared folder that will be accessible from the NFS client. Under “LAN Protocol Support”, select the “NFS” checkbox on the Basic tab and click OK. Note the NFS path. It will be used later for accessing data from an NFS client. Click Close.
  • Page 41 Chapter 3 File Sharing Click the Clients tab, then click Add. Enter the hostname and IP address of the NFS client, then click OK. You should add all NFS clients to access the shared folder.
  • Page 42 Chapter 3 File Sharing Click the Rules tab, then click Create. Choose the folder to restrict access to, and enter the clients that will have restricted access into the “Hosts” field. Clients may be entered by hostname, IP address, or IP address range. Wildcards are supported. Separate multiple entries with commas.
  • Page 43 Chapter 3 File Sharing Notes: • To restrict NFS access to a specific network or client, navigate to File Sharing > NFS > Services and click Edit. Enter the address of the network. For example, if your local network subnet has a router at 192.168.1.1 and clients with IP addresses in the range from 192.168.1.2 through 192.168.1.48 with subnet mask 255.255.255.0, then the “Public Network Address”...
  • Page 44 Chapter 3 File Sharing Click the shared folder for offline files. Choose either “Manual caching of documents”, “Automatic caching of documents”, or “Automatic caching of programs and documents” on the Option 1 tab, then click OK. Manual caching of documents: User selects files that are cached. Automatic caching of documents: Opened files can be cached locally for offline use.
  • Page 45 Chapter 3 File Sharing From File Explorer, right-click the icon of the shared folder on the TeraStation for which you have set the offline feature, then click Always available offline. The process is complete when the shared folder icon is changed to When the configuration of offline settings and synchronization settings is finished, synchronization will begin.
  • Page 46 Chapter 4 RAID Modes and Drive Management Available RAID Modes The TeraStation supports multiple types of RAID. The type of RAID arrays available for use depends on how many drives are installed on your TeraStation. Notes: • If you change the RAID mode, all data on the array is deleted. This is true for every procedure in this chapter. Always back up any important data before performing actions that affect your RAID array.
  • Page 47 Chapter 4 RAID Modes and Drive Management RAID 0 A RAID 0 array combines two or more drives into a single array. The usable space is equal to the total capacity of all drives in the array. This simple RAID mode offers faster performance than RAID modes that include parity. If a single drive in the array fails, then all data in the array will be lost.
  • Page 48 Chapter 4 RAID Modes and Drive Management Click Delete RAID Array. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears. When the drives are put into JBOD, next create a shared folder by referring to the “Adding a Shared Folder”...
  • Page 49 Chapter 4 RAID Modes and Drive Management Choose a RAID array. Select a RAID mode and the drives to be used, then click Create RAID Array. Depending on the RAID configuration, the message will appear. Read the message carefully and click Yes to proceed.
  • Page 50 Chapter 4 RAID Modes and Drive Management From Settings, click Storage. Click the settings icon (   ) to the right of “RAID”. Click Options. Click Edit and change the “Error Behavior” option to “Shut down”, then click OK. The process is complete once you close the confirmation window that appears.
  • Page 51 Chapter 4 RAID Modes and Drive Management Configuring Actions for If a Drive Used for the RAID Array Has Not Been Detected You can configure actions to be taken by the TeraStation if a drive used for the RAID array cannot be mounted when booting.
  • Page 52 Chapter 4 RAID Modes and Drive Management Click Edit and change the “Drive Detection Window” option to “Don't prompt when a drive could not be detected”, then click OK. The process is complete once you close the confirmation window that appears. If the confirmation screen is not set to appear, an undetected drive will automatically be dismounted from the TeraStation.
  • Page 53 Chapter 4 RAID Modes and Drive Management Conditions and Corrective Actions If Undetected Drives Aren’t Displayed Properly Even when you configure the NAS to show the confirmation screen if a drive being used for the RAID array cannot be mounted, undetected drives will not be displayed under the following conditions. If you are using any of the RAID array configurations below, follow the corrective procedure.
  • Page 54 Chapter 4 RAID Modes and Drive Management Choose a RAID array. Click Set as a hot spare.
  • Page 55 Chapter 4 RAID Modes and Drive Management Read the message carefully and select the checkbox, then click OK. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears. Note: To turn the hot spare back to a normal drive, choose Set as a normal drive.
  • Page 56 Chapter 4 RAID Modes and Drive Management Insert the new drive (sold separately) into the empty slot with the lock mechanism remaining open and swing the lock back down until it clicks into place. Close the front cover. When the drive is recognized, the drive status LED will flash red and the message will appear as a notification.
  • Page 57 Chapter 4 RAID Modes and Drive Management The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears. Drives That Are Currently in JBOD To use RMM for drives in JBOD, you must have at least two drives available in JBOD. Follow the procedure below. From Settings, click Storage.
  • Page 58 Chapter 4 RAID Modes and Drive Management Set the RAID mode to “RAID 1”. Select the “Add a drive to a RAID array with RMM. Your data will be preserved. ” checkbox. Select the drive whose data will be saved from the drop-down list. Select the drive to add to the RAID array.
  • Page 59 Chapter 4 RAID Modes and Drive Management Choose a RAID array. Select one drive to add to the RAID array. If changing the RAID mode, choose the desired mode for the array from the drop-down list. Otherwise, keep the current RAID mode as is. Click Change RAID Array.
  • Page 60 Chapter 4 RAID Modes and Drive Management Move the RAID scanning switch (   ) to the position to enable RAID scanning. Click the settings icon (   ) to the right of “RAID Scanning”. Click Edit and select when to run the scan, then click OK. The process is complete once you close the confirmation window that appears.
  • Page 61 Chapter 4 RAID Modes and Drive Management Click the settings icon (   ) to the right of “Drives”. Click Free Space Alert. Enable “Free Space Alert” and enter the threshold value, then click OK. The process is complete once you close the confirmation window that appears. The free space alert is now enabled.
  • Page 62 Chapter 4 RAID Modes and Drive Management From Settings, click Storage. Click the settings icon (   ) to the right of “Drives”. Click Storage Balancing. Enable “Storage Balancing” and select when to run the process, then click OK. The process is complete once you close the confirmation window that appears. Notes: •...
  • Page 63 Recommended Situation Btrfs Connecting to this TeraStation. Connecting to another Buffalo NAS device. Connecting to another Buffalo NAS device. XFS is recommended because the Ext3 more files stored in one folder, the slower the performance. The available capacity *1, 2 will be less than the area formatted to XFS.
  • Page 64 Chapter 4 RAID Modes and Drive Management • When copying files from a shared folder to a FAT32-formatted USB drive, the progress bar may not be displayed or the file copying may fail. Using a file system other than FAT32 is recommended for the USB drive. •...
  • Page 65 Chapter 4 RAID Modes and Drive Management Select the drive to dismount and click Dismount Drive. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears. When the dismounting process is finished, it is safe to unplug the drive.
  • Page 66 Chapter 4 RAID Modes and Drive Management Select the drive or array to test, then click Check Drive. Click Check. You have the option of deleting information files from macOS during the check if desired. Either the message for RAID arrays, the message for drives, or the message for USB drives will appear as a notification.
  • Page 67 Chapter 4 RAID Modes and Drive Management Displaying S.M.A.R.T. Information From Settings, click Storage. Click the settings icon (   ) to the right of “Drives”. Select a drive to check and click S.M.A.R.T.
  • Page 68 Chapter 4 RAID Modes and Drive Management The process is complete when the S.M.A.R.T. information for the drive is displayed. Different information may be displayed depending on the brand of drives on your TeraStation. Critical attributes are displayed in bold. Checking the Drive Condition Attributes with the worst value that is equal to or less than the threshold value may be significant.
  • Page 69 Chapter 4 RAID Modes and Drive Management Click the settings icon (   ) to the right of “Drives” to format an internal drive or “USB Drives” to format an external drive. Select the drive or array to format, then click Format Drive. Select a file system, then click Format.
  • Page 70 Chapter 4 RAID Modes and Drive Management Notes: • Do not turn off or disconnect power to the TeraStation while formatting a drive. • For drives that are 2.2 TB or larger, make sure that the “GPT partition” checkbox is selected. Encrypting Drives Internal drives (and arrays) can be encrypted with 256-bit AES during formatting.
  • Page 71 Follow the procedure below to perform the Secure Erase command on the TeraStation. After performing the Secure Erase command, dispose of the TeraStation and its drives accordingly. The Secure Erase feature is intended to be permanently data destructive. Buffalo’s product warranty does not cover data loss in the use of this or any other system application.
  • Page 72 Chapter 4 RAID Modes and Drive Management Under the “Secure Erase” section, click Start Secure Erase. Read the message carefully and click OK. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The Secure Erase process will begin. Wait until it’s finished. Note: The data erasure process will be run on multiple drives at the same time.
  • Page 73 Chapter 4 RAID Modes and Drive Management The process is complete once you close the following window. If you want to save the erasure log, click Save Log, then save the log file to the desired location. Notes: • The Secure Erase feature will erase the system area where the firmware is installed. After running Secure Erase, the TeraStation will only be able to boot up in drive setup mode.
  • Page 74 Chapter 4 RAID Modes and Drive Management Click the settings icon (   ) to the right of “Folder Setup”. Click the shared folder that you want to give a quota. From the Option 1 tab, enable “Quota” and choose the maximum amount of space the user will be allowed to use for “Quota Capacity”.
  • Page 75 Chapter 4 RAID Modes and Drive Management • Do not use any of the following words for the name of a volume as these words are reserved for internal use by the TeraStation: array x, authtest, disk x, global, homes, info, lost+found, lp, mediacartridge x, msdfs_root, mt- daapd, printers, ram, spool, usbdisk x.
  • Page 76 Chapter 4 RAID Modes and Drive Management Click Edit under “NAS Volume”. Click Create Volume.
  • Page 77 Chapter 4 RAID Modes and Drive Management Configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. The usable capacity can now be limited by selecting the volume that you created for “Drive/Array” on the Basic tab when creating a shared folder.
  • Page 78 Chapter 4 RAID Modes and Drive Management Connection Tool The Microsoft iSCSI Software Initiator is already installed on your computer. You don’t need to download and install Creating an iSCSI Volume To use the TeraStation as an iSCSI drive, create a volume first. Configure the TeraStation as described below. Notes: •...
  • Page 79 Chapter 4 RAID Modes and Drive Management Click Create Volume. Configure the desired settings, then click OK. Notes: • If you have selected “Block I/O”, write cache (WCE) cannot be configured from the “Advanced Settings” page. • If using both iSCSI volumes and shared folders on the same area, it is recommended to create either file I/O volumes, or block I/O volumes with LVM enabled.
  • Page 80 Chapter 4 RAID Modes and Drive Management Read the message carefully and click OK. The process is complete once you close the confirmation window that appears. Note: If you click Disable Connection for the selected volume in Storage > iSCSI in Settings, the selected iSCSI volume can no longer be accessed.
  • Page 81 Chapter 4 RAID Modes and Drive Management Using with Multiple Computers If the TeraStation is divided into multiple volumes (or drives), it can be used with multiple computers. However, it is not recommended to access a single volume or drive from multiple computers at the same time for security reasons. When using the TeraStation as an iSCSI device, it should only connect to a single initiator unless the computer running the initiator also has clustering enabled and configured on its operating system.
  • Page 82 Chapter 4 RAID Modes and Drive Management Click the settings icon (   ) to the right of “iSCSI”. Click the Security tab, then click Edit. Enable “Authentication” and enter the target CHAP name and secret, then click OK. Note: To enable mutual authentication in addition to target CHAP name and secret authentication, select the “Enable”...
  • Page 83 Chapter 4 RAID Modes and Drive Management Click the volume to enable access restrictions. Enable “Authentication” and enter the target CHAP name and secret, then click OK. Note: To enable mutual authentication in addition to target CHAP secret authentication, select the “Enable” checkbox for “Mutual Authentication”...
  • Page 84 Chapter 4 RAID Modes and Drive Management Connecting Access-Restricted Volumes Connecting if Volume Access Is Restricted If access restrictions are configured for the entire iSCSI volume, that volume will not be detected by Microsoft iSCSI Initiator. To connect that volume, the target CHAP name and secret should be authenticated. Open the Microsoft iSCSI Initiator.
  • Page 85 Chapter 4 RAID Modes and Drive Management The process is complete when the status of the selected volume is displayed as “Connected” on the iSCSI initiator. Expanding Volume Capacity The capacities of the existing volumes can be expanded after they are created. Notes: •...
  • Page 86 Chapter 4 RAID Modes and Drive Management Enter the desired volume capacity to add and click OK. The process is complete once you close the confirmation window that appears. Deleting Volumes To delete an existing volume, follow the procedure below. Note: Deleting a volume will erase all data on the volume.
  • Page 87 Chapter 4 RAID Modes and Drive Management Select the volume to delete and click Delete Volume. Confirm that the volume is correctly selected on the screen and click OK. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears.
  • Page 88 Chapter 4 RAID Modes and Drive Management Click the Internet Storage Name Service (iSNS) tab, then click Edit. Enable “iSNS” and enter the IP address or hostname of the iSNS server, then click OK. The process is complete once you close the confirmation window that appears. Advanced iSCSI Volume Settings You can configure the following advanced parameters for each iSCSI volume.
  • Page 89 You can back up the TeraStation folders to another shared folder on the same TeraStation, a connected USB drive, or a shared folder on another Buffalo NAS device, either on the same network or on another network. LAN port 2...
  • Page 90 *4 If the “Inherit subfolders' access restrictions” option is selected when creating a backup job, the device should be a Buffalo NAS device whose subfolders’ access restrictions is available. Overwrite (Incremental) The first backup job runs like a full backup. As each subsequent backup job runs, only files that have been changed since the last full backup will be backed up, but any files deleted from the backup source folder will also remain in the backup destination folder.
  • Page 91 TeraStation as a backup destination. The procedure may vary depending on which Buffalo NAS device is selected as a destination. If using a USB drive as a backup destination, make sure its attribute is set to read and write. To change a read-only USB drive’s attribute to read and write, refer to “Read-Only Shares”...
  • Page 92 Chapter 5 Backup Choose the folder to be set as a backup destination. Under “LAN Protocol Support”, select the “Backup” checkbox on the Basic tab. Click OK and proceed to the next step to create a backup device access key.
  • Page 93 You can configure backup jobs by using another shared folder on the Buffalo NAS device or a USB drive connected to the TeraStation as a destination. You can also back up to a Buffalo NAS device on another network as long as the two networks are connected by a VPN or the route is configured properly.
  • Page 94 Chapter 5 Backup If you had configured a backup device access key for the backup source folder on another Buffalo NAS device or the backup destination folder, click Set. If you hadn’t, skip to step 5. Enter the backup device access key and click OK.
  • Page 95 Chapter 5 Backup Click Create.
  • Page 96 Chapter 5 Backup Select backup settings such as date and time to run, then select a backup mode for the “Operation Mode” drop-down list. Refer to the differences between the backup modes from the “Backup Modes” section above. Click Add.
  • Page 97 Check it before creating a backup job. • To back up data between Buffalo NAS devices on a network using jumbo frames, make sure that both devices are configured to use identical (or similar) MTU sizes. If MTU sizes are significantly different, the backup job may not be properly performed.
  • Page 98 Chapter 5 Backup To use a slower LAN port for backup in this environment, configure the LAN port with a different network segment. • If you also want to back up the subfolder’s attributes (such as hidden files and read/write status) to the backup destination, select the “Inherit subfolders' access restrictions”...
  • Page 99 Chapter 5 Backup Restoring Backup Data The procedure for restoring backup data varies depending on the backup mode. Refer to the following subsection corresponding to the backup mode you have used for backup. When restoring backup data, make sure you have enough available space on the TeraStation to accommodate the backup data, otherwise the restore process will fail.
  • Page 100 Chapter 5 Backup Code Description Corrective Action Log Example rsync error: error The drive capacity of the in file IO (code 11) backup destination TeraStation Delete unnecessary files and folders. at receiver.c(389) became full. [receiver=3.1.0] Code 11 Reduce the file size to 4 GB or less, or Files larger than 4 GB were change the file system to one other rsync: write failed on...
  • Page 101 Chapter 5 Backup Code Description Corrective Action Log Example Change the filename or folder Invalid characters were used in name using compatible characters. the filename or folder name of Available characters are described in the backup destinations. “Adding a Shared Folder” section in chapter 3.
  • Page 102 Chapter 5 Backup Code Description Corrective Action Log Example The backup source folders on Check that the backup source folders B103 the backup source TeraStation on the backup source TeraStation are do not exist. on the shared folder list. Check that the backup destination The backup destination folders folders on the backup destination B104...
  • Page 103 Buffalo NAS device whose subfolders’ access restrictions is available. Preparing a Replication Destination Configure a folder as a replication destination. Follow the procedure below to prepare a Buffalo NAS device as a replication destination. Note: You cannot use the same replication destination folder for multiple replication source folders.
  • Page 104 Chapter 5 Backup Choose the folder to be set as a replication destination. Under “LAN Protocol Support”, select the “Backup” checkbox on the Basic tab. Click OK and proceed to the next step to create a backup device access key.
  • Page 105 The process is complete once you close the confirmation window that appears. Note: If you want to replicate to a Buffalo NAS device on another network, follow the procedure below to add the Buffalo NAS device so it can be used as a replication destination.
  • Page 106 Chapter 5 Backup If you had configured a backup device access key for the replication destination folder, click Set. If you hadn’t, skip to step 7. Enter the backup device access key and click OK. Click Create.
  • Page 107 Chapter 5 Backup Select the shared folders that will be the replication source and destination. Click OK, then OK again. Read the message carefully and click Yes. The process is complete once you close the confirmation window that appears. Notes: •...
  • Page 108 Chapter 5 Backup • If a network problem causes a replication error, unsynced data may be shown as “0” even though replication is incomplete. Click Resync to recover from the replication error. All files from the source folder will be copied to the destination folder.
  • Page 109 Chapter 5 Backup Select “Daily” or “Weekly” from the “Schedule” drop-down list. If “Daily” is selected, configure the sync period. If “Weekly” is selected, specify the weekdays and the sync period. Click OK. The process is complete once you close the confirmation window that appears. Failover With failover, two TeraStations are connected to the network for redundancy, with one being the main TeraStation and the other being the backup TeraStation.
  • Page 110 Chapter 5 Backup Before Configuring Failover Drive Bays To use or configure failover, each adjacent drive bay of the TeraStation must be populated in sequential order, beginning with drive bay 1, with no empty bays or hot spares before the last populated drive bay. Active Directory If you want to use both failover and Active Directory, configure Active Directory on the main TeraStation before configuring failover.
  • Page 111 Chapter 5 Backup If you want to use both failover and UPS sync, configure UPS sync on both the main and backup TeraStations before configuring failover. Usage Restrictions Functional Restrictions Failover is not available when any of the following functions are enabled: Replication, sleep mode, LVM, iSCSI, port trunking, Amazon S3-compatible storage, Dropbox Sync, Microsoft Azure Storage Sync, Microsoft OneDrive Sync Failover is not available when any of the following settings remain or have been configured:...
  • Page 112 Chapter 5 Backup Click Configure Failover. Select a TeraStation to be the failover backup device and enter its administrator username and password (by default, the username is “admin” and the password is “password”).
  • Page 113 Chapter 5 Backup Select the LAN port to be used for sharing files and enter a virtual IP address. The LAN port you have selected here will also be used for pinging. If you select the same LAN port as the backup LAN port, the backup TeraStation will replace the main TeraStation even if just a network error occurs.
  • Page 114 Chapter 5 Backup • MTU size settings for main and backup TeraStations should be 1,500 bytes. To change the MTU size, refer to the “Jumbo Frames” section in chapter 9. • Files whose filenames contain more than 80 alphanumeric characters will not be backed up. •...
  • Page 115 Chapter 5 Backup Click Configure Failover. Click Maintenance Mode.
  • Page 116 Chapter 5 Backup Read the message carefully and click Yes. The process is complete once the TeraStation enters maintenance mode. Once you are finished with changing settings in maintenance mode, make sure the TeraStation leaves maintenance mode. You can make the TeraStation leave maintenance mode by either pressing and holding the function button, or follow the procedure below to exit maintenance mode from the main TeraStation’s Settings.
  • Page 117 Note: To update the firmware while in maintenance mode, the main TeraStation can be updated from Settings, but the backup TeraStation cannot. Download the firmware updater from the Buffalo website for the backup TeraStation and try updating the firmware on it.
  • Page 118 Chapter 5 Backup Click the settings icon (   ) to the right of “Failover”. Click the Periodic Sync tab, then click Edit. Select “Daily” or “Weekly” from the “Schedule” drop-down list and click OK. If “Daily” is selected, configure the sync period.
  • Page 119 Chapter 5 Backup Switching to the Backup TeraStation Manually If “Switch to backup unit manually” is selected on the Advanced Settings tab in the main TeraStation’s Settings, the backup TeraStation will not replace the main TeraStation if the main TeraStation fails. To manually replace the main TeraStation with the backup TeraStation, you can either: •...
  • Page 120 Chapter 5 Backup Click Configure Failover. Click Force Failover to Stop to cancel the failover settings. Shut down this main TeraStation.
  • Page 121 Click the settings icon (   ) to the right of “Power Management”. c. Click Edit and select “Sync with UPS connected to another Buffalo NAS device on the same network”, then configure the main TeraStation as a sync source.
  • Page 122 Chapter 5 Backup Click Configure Failover. Click Stop Failover. The process is complete once you close the confirmation window that appears.
  • Page 123 Chapter 5 Backup Stopping from the Backup TeraStation Log in to Settings for the backup TeraStation and click Force Failover to Stop. Stopping Failover Forcibly If failover hasn’t been stopped by taking actions from both the main and backup TeraStations, navigate to Backup > Failover >...
  • Page 124 Chapter 5 Backup Click OK, then click OK again. The process is complete when you move the Time Machine switch (   ) to the position to enable Time Machine. Note: We recommend adding a quota to limit the backup shared folder space that can be used for Time Machine. If you don’t add a quota, Time Machine will continue to use all available space.
  • Page 125 Chapter 5 Backup Navigate to General > Time Machine.
  • Page 126 Chapter 5 Backup Click Add Backup Disk.
  • Page 127 Chapter 5 Backup Select the shared folder, then click Set Up Disk. Click Connect.
  • Page 128 Chapter 5 Backup Enter a username and password to be used for accessing the shared folder and click Connect. If access restrictions are not configured on the destination share, log in using the administrator account. The default username and password for the administrator account are “admin” and “password”. If access restrictions are configured, log in using an account with write privileges.
  • Page 129 Chapter 5 Backup The process is complete once Time Machine finishes counting down from 60 seconds. The backup process will then start.
  • Page 130 Chapter 6 Cloud Services and Remote Access Synchronizing with Amazon S3-Compatible Storage The TeraStation supports Amazon S3, a fee-based online storage service provided by Amazon, as well as select cloud storage services that share the Amazon S3 API such as Wasabi Cloud Storage. The procedures in this section use the example of synchronizing with Amazon S3.
  • Page 131 Chapter 6 Cloud Services and Remote Access Click Create. Select the service name and region name that you have selected when creating the bucket from the drop- down list. Enter the bucket name, access key ID, and secret access key; select the storage class and the connection protocol, then click OK.
  • Page 132 Chapter 6 Cloud Services and Remote Access Enter a remote folder name to use with Amazon S3 and click OK. Under “LAN Protocol Support”, select the “Backup” checkbox on the Basic tab. Click OK. Enter the desired characters into the backup device access key field and click OK. Configure the desired shared folder settings, then click OK.
  • Page 133 Chapter 6 Cloud Services and Remote Access • If you enter an incorrect bucket name and then cancel editing the Amazon S3 settings, the incorrect bucket name may still accidentally be registered. If this occurs, start from step 4 above and reconfigure the Amazon S3 settings correctly.
  • Page 134 Chapter 6 Cloud Services and Remote Access Enter the backup device access key and click OK. Click Create. Select backup settings such as date and time to run, then select a backup mode for the “Operation Mode” drop-down list. It is recommended to configure a job to run periodically. Refer to the differences between the backup modes from the “Backup Modes”...
  • Page 135 Chapter 6 Cloud Services and Remote Access Note: If you create a differential backup job and there are files that only exist in the destination folder, these files will be deleted when the job runs. Make sure that files are not saved when creating a backup job. Click Add.
  • Page 136 Chapter 6 Cloud Services and Remote Access Select the shared folder that files will be saved to as a source, and the remote folder created through the “Creating an Amazon S3 Job” section above as a destination. Click OK, then click OK again. The process is complete once you close the confirmation window that appears.
  • Page 137 Chapter 6 Cloud Services and Remote Access Synchronizing with Box The TeraStation supports synchronizing with Box, the online cloud storage service. Once linked, you can share files on the TeraStation via Box (or files on Box via the TeraStation). Follow the procedure below to configure your TeraStation for use with Box.
  • Page 138 Chapter 6 Cloud Services and Remote Access Click Create. The sign-in window will open in a different tab. Enter the username and password of your Box account, then sign in. Note: If using the browser on Firefox, you may not be automatically redirected from the sign-in page back to the Box Storage Sync job page.
  • Page 139 Chapter 6 Cloud Services and Remote Access Enter the desired job name and click Next.
  • Page 140 Chapter 6 Cloud Services and Remote Access Select the sync action and behavior for when files with the same name are already in the target folder, then click Next. There are three types of sync actions: bidirectional, uploading, and downloading. If bidirectional is selected as the sync action, files on both Box and the TeraStation will be updated.
  • Page 141 Chapter 6 Cloud Services and Remote Access Select the desired TeraStation and Box folders. Do not use a TeraStation shared folder that is currently being used for certain TeraStation functions such as cloud storage sync jobs, including existing Box Storage Sync jobs.
  • Page 142 Chapter 6 Cloud Services and Remote Access Specify the sync method and click Next. If you have selected “Sync using configured time settings” for the sync method, skip to step 12. Note: If “Sync at specified recurring intervals” is selected, the sync process will start running at the beginning of every hour and at every time interval you set.
  • Page 143 Chapter 6 Cloud Services and Remote Access Configure the sync frequency. Files will be uploaded during the start and end time of the interval configured in step 10 above. If you want to always upload files during the configured sync interval, select “Always sync within the specified interval”...
  • Page 144 Chapter 6 Cloud Services and Remote Access Select whether to check for file consistencies. If an inconsistency occurs with a file between the TeraStation and Box, that file will be updated with the latest file version. Click Next after selections are finished.
  • Page 145 Chapter 6 Cloud Services and Remote Access Select whether to limit the transfer speed. If you enable this feature, the file transfer speed between Box and the TeraStation will not exceed the configured speed.
  • Page 146 Chapter 6 Cloud Services and Remote Access Configure whether to filter the sync target files. The following screen enables file filtering configuration by file sizes and whether they’re hidden. The file size filter will only apply to uploads. The available maximum size is up to 15,360 MB (15 GB).
  • Page 147 Chapter 6 Cloud Services and Remote Access Configure whether to filter the sync target files. The following screen enables file filtering configuration by extensions. Click Next after selections are finished. Confirm that all settings are properly configured and click OK. The process is complete once you close the confirmation window that appears.
  • Page 148 Chapter 6 Cloud Services and Remote Access • If the “Unknown error. ” message appears when signing in to Box, check that the network environment and proxy server settings are correct. If the message still persists, wait for a while and try again. •...
  • Page 149 Chapter 6 Cloud Services and Remote Access From the Options tab, click Edit and configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Corrective Actions for in Case of Error If an error occurs, the message will appear as a notification.
  • Page 150 Chapter 6 Cloud Services and Remote Access Message Description Corrective Action Update the token by following the procedure below. From Settings, click Cloud Storage. Click the settings icon (   ) to the right of “Box Storage Sync”. Token error An error occurred on a token. From the job list, click the job with the occurring token error.
  • Page 151 Chapter 6 Cloud Services and Remote Access HTTP Status Code Error Message Corrective Action Check whether multiple jobs have been created or if too much data has been 429 Too Many The request rate limit has been transferred using the same rate_limit_exceeded requests exceeded.
  • Page 152 Chapter 6 Cloud Services and Remote Access From Settings, click Cloud Storage. Move the Dropbox Sync switch (   ) to the position to enable Dropbox Sync. Click the settings icon (   ) to the right of “Dropbox Sync”. Click Create.
  • Page 153 Chapter 6 Cloud Services and Remote Access Click View Dropbox Authentication Page. The authentication site that is offered by Dropbox will be displayed. Log in to the website with your Dropbox account, then click Allow. The authentication code will be displayed. Copy the authentication code and return to Settings. Authentication code reregistration should be finished within three minutes.
  • Page 154 Chapter 6 Cloud Services and Remote Access Enter the desired job name; select the TeraStation and Dropbox folders, and configure encryption. If you enable encryption, you will need to set an encryption password. The password cannot be changed once you configure it. Take note of the password and keep it secure. If you forget or lose the password, create a new job using the same Dropbox account, then delete the old job.
  • Page 155 Chapter 6 Cloud Services and Remote Access From the job list, click the job whose settings you want to change.
  • Page 156 Chapter 6 Cloud Services and Remote Access From the Options tab, click Edit and configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Notes: • When specific settings are changed, the changes will not be applied and the files on Dropbox may not be synchronized to the TeraStation.
  • Page 157 Chapter 6 Cloud Services and Remote Access Creating a Shared Link (Windows Only) Buffalo offers a Windows application, “B-Sync”, that can create shared links for the files stored in the TeraStation folders. You can download the application from the Buffalo website.
  • Page 158 Chapter 6 Cloud Services and Remote Access Click Create. The job setup wizard will open. Enter your Azure Storage account name and access key, then click Next.
  • Page 159 Chapter 6 Cloud Services and Remote Access Enter the desired job name and click Next.
  • Page 160 Chapter 6 Cloud Services and Remote Access Select “Backup” and click Next.
  • Page 161 Chapter 6 Cloud Services and Remote Access Select the desired shared folder on the TeraStation as the backup source folder. Do not use a TeraStation shared folder that is currently being used for certain TeraStation functions such as cloud storage sync jobs, including existing Azure Storage Sync jobs.
  • Page 162 Chapter 6 Cloud Services and Remote Access Specify the sync interval and click Next.
  • Page 163 Chapter 6 Cloud Services and Remote Access Select the desired action to take for files in the container that share the same name as files in the backup source after they are deleted, then click Next.
  • Page 164 Chapter 6 Cloud Services and Remote Access Configure whether to filter the backup target files. The following screen enables file filtering configuration by file sizes and whether they’re hidden. “Hidden files” refer to files whose filename starts with a period. Click Next after selections are finished.
  • Page 165 Chapter 6 Cloud Services and Remote Access Configure whether to filter the backup target files. The following screen enables file filtering configuration by extensions. Click Next after selections are finished. Confirm that all settings are properly configured and click OK. The process is complete once you close the confirmation window that appears.
  • Page 166 Chapter 6 Cloud Services and Remote Access From Settings, click Cloud Storage. Move the Microsoft Azure Storage Sync switch (   ) to the position to enable Microsoft Azure Storage Sync. Click the settings icon (   ) to the right of “Microsoft Azure Storage Sync”. Click Create.
  • Page 167 Chapter 6 Cloud Services and Remote Access The job setup wizard will open. Enter your Azure Storage account name and access key, then click Next.
  • Page 168 Chapter 6 Cloud Services and Remote Access Enter the desired job name and click Next.
  • Page 169 Chapter 6 Cloud Services and Remote Access Select “Restore” and click Next.
  • Page 170 Chapter 6 Cloud Services and Remote Access Enter the container name for the restore source and select the desired shared folder on the TeraStation as the restore destination, then click Next. Select either to restore data into the first level folder (root folder) or the second level (subfolder) of the restore destination folder, then click Next.
  • Page 171 Chapter 6 Cloud Services and Remote Access Click the settings icon (   ) to the right of “Microsoft Azure Storage Sync”. From the job list, click the job whose settings you want to change.
  • Page 172 Chapter 6 Cloud Services and Remote Access From the Options tab, click Edit and configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Synchronizing with Microsoft OneDrive The TeraStation supports synchronizing with Microsoft OneDrive, the online cloud storage service. Once linked, you can share files on the TeraStation via OneDrive (or files on OneDrive via the TeraStation).
  • Page 173 Chapter 6 Cloud Services and Remote Access From Settings, click Cloud Storage. Move the OneDrive Sync switch (   ) to the position to enable OneDrive Sync. Click the settings icon (   ) to the right of “Microsoft OneDrive Sync”. Click Create. The sign-in window will open.
  • Page 174 Chapter 6 Cloud Services and Remote Access Enter the desired job name and click Next.
  • Page 175 Chapter 6 Cloud Services and Remote Access Select the sync action and behavior for when files with the same name are already in the target folder, then click Next. There are three types of sync actions: bidirectional, uploading, and downloading. If bidirectional is selected as the sync action, files on both OneDrive and the TeraStation will be updated.
  • Page 176 Chapter 6 Cloud Services and Remote Access Select the desired TeraStation and OneDrive folders. Do not use a TeraStation shared folder that is currently being used for certain TeraStation functions such as cloud storage sync jobs, including existing OneDrive Sync jobs.
  • Page 177 Chapter 6 Cloud Services and Remote Access Specify the sync interval and click Next. The sync process will occur sequentially after the specified interval of time has passed.
  • Page 178 Chapter 6 Cloud Services and Remote Access Configure the sync frequency. Files will be uploaded during the start and end time of the interval configured in step 10 above. If you want to always upload files during the configured sync interval, select “Always sync within the specified interval”...
  • Page 179 Chapter 6 Cloud Services and Remote Access Select whether to encrypt the files using a password. When encryption is enabled, uploaded files will be archived in zip format and encrypted using the entered encryption password. Click Next after selections are finished.
  • Page 180 Chapter 6 Cloud Services and Remote Access Select whether to check for file consistencies and delete older files with the same name from OneDrive. Click Next after selections are finished.
  • Page 181 Chapter 6 Cloud Services and Remote Access Configure whether to filter the sync target files. The following screen enables file filtering configuration by file sizes and whether they’re hidden. The file size filter will only apply to uploads. The available maximum size is up to 15,360 MB (15 GB).
  • Page 182 Chapter 6 Cloud Services and Remote Access Configure whether to filter the sync target files. The following screen enables file filtering configuration by extensions. Click Next after selections are finished. Confirm that all settings are properly configured and click OK. The process is complete once you close the confirmation window that appears.
  • Page 183 Chapter 6 Cloud Services and Remote Access Changing Job Settings Follow the procedure below to change any job settings you have already configured. From Settings, click Cloud Storage. Click the settings icon (   ) to the right of “Microsoft OneDrive Sync”. From the job list, click the job whose settings you want to change.
  • Page 184 Chapter 6 Cloud Services and Remote Access From the Options tab, click Edit and configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Corrective Actions for in Case of Error Error Appears in the “Status”...
  • Page 185 (Mon–Fri). Please wait until maintenance maintenance. maintenance finishes. Check that the same Microsoft account is used on another Buffalo NAS device or Microsoft software. There are too many This error may be resolved by reducing the maximum activityLimitReached requests so data could number of threads per job on the window that appears not be synchronized.
  • Page 186 Chapter 6 Cloud Services and Remote Access Code Description Corrective Action A zero-byte file was going Remove the zero-byte file and try again. If the invalidRequest to be synchronized but message persists on the Dashboard in Settings, click failed. Clear to delete the message. Could not register the Check that the network or proxy server settings are network_error...
  • Page 187 Chapter 6 Cloud Services and Remote Access Click Edit and configure the desired settings, then click OK. • To use SSL encryption for more secure data transfers, enable “HTTPS/SSL Encryption”. • You may use the BuffaloNAS.com server as a DNS server, or disable it to use a different DNS server. •...
  • Page 188 Chapter 6 Cloud Services and Remote Access Click Create. For best results, create a new dedicated share for WebAccess to prevent opening files accidentally. Note: When accessing shared folders through WebAccess from a remote location, a username and password may be required for certain operations. For best results, create a user account with permissions on the WebAccess share before using WebAccess.
  • Page 189 Allow everyone: Anyone can access (view) shared folders. (Access restrictions configured for shared folders will not work.) Allow only registered groups and users: All groups and users registered on the Buffalo NAS device can use WebAccess. (Access restrictions configured for shared folders will not work.) Use folder permissions: Users and groups have the same access permissions with WebAccess that they do locally.
  • Page 190 Chapter 6 Cloud Services and Remote Access For Android Devices To access from an Android device, install the “WebAccess A” app from Google Play. Refer to the app’s help guide for more detailed information on using the app. For Computers Use a web browser on a computer;...
  • Page 191  ) to the position to enable WebAccess. After configuring the required settings on the Buffalo NAS device is finished, next configure the router using the port number set at step 4 above. By default, the TeraStation’s shares are only accessible by users connected to the same network or router as the TeraStation.
  • Page 192 Chapter 6 Cloud Services and Remote Access Choose a folder to enable remote FTP access on. Under “LAN Protocol Support”, select the “FTP” checkbox on the Basic tab; select read-only or read and write for the shared folder’s attribute on the Option 2 tab and click OK. The process is complete once you close the confirmation window that appears.
  • Page 193 Chapter 6 Cloud Services and Remote Access • Password: any character string • Port: 21 Notes: • If the TeraStation joins a domain, anonymous users cannot remote access via FTP. • Shared folders connected by FTP are available from the “/mnt” folder. Examples of default locations are: /mnt/array1/share /mnt/disk1/share /mnt/usbdisk1...
  • Page 194 Chapter 7 Security Enhancement Two-Factor Authentication Two-factor authentication is a security feature that strengthens login security by requiring a verification code in addition to username and password to log in to Settings. Two-factor authentication can better protect both your login credentials and data on the TeraStation. Enabling Two-Factor Authentication Notes: •...
  • Page 195 Chapter 7 Security Enhancement Select the logged-in user for whom two-factor authentication will be enabled. Click Two-Factor Authentication.
  • Page 196 Chapter 7 Security Enhancement Click Next.
  • Page 197 Chapter 7 Security Enhancement Enter an email address as an alternative method to receive the verification code and click Next. Click Send Test Email to have a test email sent to the entered address to confirm that the address is correct. Note: The entered email address will be assigned to a user.
  • Page 198 Chapter 7 Security Enhancement Use the authenticator app to scan the QR code displayed in Settings. Alternatively, enter the setup key into the app. Click Next after the app establishes the connection with the TeraStation.
  • Page 199 Chapter 7 Security Enhancement Enter the 6-digit verification code displayed on the authenticator app and click Next. The process is complete once you close the wizard window that appears. Two-factor authentication will become active after logging out from Settings. A verification code will be required the next time you log in to Settings using the same username.
  • Page 200 Chapter 7 Security Enhancement Select a user from the user list. Click Two-Factor Authentication.
  • Page 201 Chapter 7 Security Enhancement Change the “Settings Interface Access” option to “Deny login by non-administrator users”, then click OK. The process is complete once you close the confirmation window that appears. Disabling Two-Factor Authentication From Settings, click File Sharing. Click the settings icon (   ) to the right of “Users”.
  • Page 202 Chapter 7 Security Enhancement Select the logged-in user for whom two-factor authentication will be disabled. Click Two-Factor Authentication.
  • Page 203 Chapter 7 Security Enhancement Click Disable. The process is complete once you close the confirmation window that appears. Firewall This feature can allow or deny access from outside of the network based on created rules. The firewall function uses a packet filtering firewall. Creating Firewall Rules To create a firewall rule, follow the procedure below.
  • Page 204 Chapter 7 Security Enhancement Click Create. From “Action”, select whether the rule is for allowing or denying access. From “Interface”, select the Ethernet interface to apply the created rule to.
  • Page 205 Chapter 7 Security Enhancement From “Protocol”, select the protocol to monitor. If either TCP or UDP is selected, also specify the port number. The configured port can be selected from a specific port number or range, or a port currently being used for a feature.
  • Page 206 Chapter 7 Security Enhancement From “Action”, select “Deny”. From “Interface”, select “Any”. From “Protocol”, select “TCP”. From “Port”, select “Service”, then choose the service from the drop-down list. From “Source”, select “Any”. Enter a number for the priority into “Priority”, then click OK.
  • Page 207 Chapter 7 Security Enhancement Click OK again. The process is complete once you close the confirmation window that appears. Example Rules for Allowing Communication from a Local Network and a Specific Country/Region To create a scenario that allows communication from both a local network and a specific country or region, follow the procedure below.
  • Page 208 Chapter 7 Security Enhancement Click Create. From “Action”, select “Allow”. From “Interface”, select “Any”. From “Protocol”, select “Any”. From “Source”, select “IP address”, then enter the IP address or IP address range of the computers that will be allowed to access the TeraStation. Enter “1”...
  • Page 209 Chapter 7 Security Enhancement Click Create. From “Action”, select “Allow”. From “Interface”, select “Any”. From “Protocol”, select “Any”. From “Source”, select “Country/region”, then choose the country or region from the drop-down list. Enter “2” for the priority into “Priority”, then click OK.
  • Page 210 Chapter 7 Security Enhancement Click Create. From “Action”, select “Deny”. From “Interface”, select “Any”. From “Protocol”, select “Any”. From “Source”, select “Any”. Enter “3” for the priority into “Priority”, then click OK.
  • Page 211 Chapter 7 Security Enhancement Click Yes. Click OK. The process is complete once you close the confirmation window that appears. Encrypting Data Transmission Encrypting Settings Data All communication with Settings can use SSL encryption if you access the Settings page by changing “http://” to “https://”...
  • Page 212 The server certificate included in the TeraStation’s default settings was created by Buffalo, and in some cases, the security certificate warning message may appear in your browser or another security software. If this occurs, disregard the message and continue.
  • Page 213 Chapter 7 Security Enhancement SSL Private Key (server.key) This file is the server private key, and it is usually not revealed. The server.key file is paired with the server.crt file to decrypt data encrypted by the SSL certificate. Note: The passphrase for the private key must be removed before importing to the TeraStation. Updating SSL Key Files To update a server certificate and a private key for SSL, follow this procedure.
  • Page 214 Chapter 7 Security Enhancement By default, both user and IP address monitoring are enabled. If the number of failed login attempts triggers blocking, the message will appear as a notification, allowing you to take immediate action. This notification message will not clear by itself. Click Clear to delete the message from the Dashboard in Settings. Notes: •...
  • Page 215 Chapter 7 Security Enhancement From Settings, click Management. Click the settings icon (   ) to the right of “Abnormal Login Monitoring”. Click Block List Settings at the bottom left corner of the window.
  • Page 216 Chapter 7 Security Enhancement Click Add under “Allowed Users”. If adding allowed IP addresses, click the IP Address tab and click Add under “Allowed IP Addresses”.
  • Page 217 Chapter 7 Security Enhancement Select the user (or IP address) to exclude. Click OK. The process is complete once you close the confirmation window that appears. Unblocking Users or IP Addresses If a user or IP address is blocked accidentally, you can unblock it. Note: If the default admin user (one with “admin”...
  • Page 218 Chapter 7 Security Enhancement Click Block List Settings at the bottom left corner of the window. Select the user to unblock from “Blocked Users”. If unblocking an IP address, click the IP Address tab and select the IP address to unblock. Click Delete.
  • Page 219 Chapter 7 Security Enhancement Read the displayed message carefully and click Yes. The process is complete once the selected user or IP address has been removed from the list. Disabling Abnormal Login Monitoring To disable the monitoring of either users, IP addresses, or both, follow the procedure below. From Settings, click Management.
  • Page 220 Chapter 7 Security Enhancement Abnormal File Activity Monitoring This feature identifies abnormal file activity within a shared folder, classified as unexpected changes to configured file extensions via SMB connections, that may indicate a potential ransomware or malware threat. If abnormal file activity is detected, the message will appear as a notification, allowing you to take immediate action.
  • Page 221 Chapter 7 Security Enhancement Enable “Realtime Monitoring (SMB)”. To add a new file extension to be monitored, click Add and scroll down to the bottom, then enter a period (.) followed by the file extension. Click OK. The process is complete once you close the confirmation window that appears.
  • Page 222 Saving and Applying Settings The TeraStation’s settings can be saved to a USB drive and applied to another Buffalo NAS device of the same series. Use this feature to back up or copy settings to a new Buffalo NAS device.
  • Page 223 Applying Settings The saved settings can be applied to a different Buffalo NAS device of the same series. If applying settings to another Buffalo NAS device, the unit’s current firmware version will be changed to the version used to save the settings.
  • Page 224 The process is complete once you close the confirmation window that appears. Transferring Another Buffalo NAS Device’s Settings You can transfer saved settings from another series Buffalo NAS device to your TeraStation. The following settings can be transferred: • Shared folders which are created from “File Sharing” > “Folder Setup”...
  • Page 225 Procedure for Buffalo NAS Devices Other Than TS-X Series Models Follow the procedure below to create a config file on a Buffalo NAS device that is not part of TS-X series TeraStations. Refer to the user manual of the Buffalo NAS device whose settings will be saved to a USB drive.
  • Page 226 The process is complete once you close the confirmation window that appears. Notes: • If the migration target Buffalo NAS device contains shared folders, users, and groups that share the same name as the transferred settings, the existing settings will be overwritten. If the users and groups meet the following conditions, the settings will not be transferred: users share the same name with groups that already exist on the migration target Buffalo NAS device;...
  • Page 227 Chapter 8 Settings Backup/Restoration Click Initialize TeraStation. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The settings will be restored to its factory default settings. The message will appear as a notification while settings are being restored. The process is complete when the message disappears.
  • Page 228 Chapter 8 Settings Backup/Restoration Select “Create a USB drive for initializing settings”. From “Target USB Drive”, select the USB drive that is connected to the USB port on the TeraStation, then click Execute. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears.
  • Page 229 Chapter 8 Settings Backup/Restoration The process is complete when the message disappears. This will typically reset the admin username and password, two-factor authentication settings, firewall settings, IP settings other than Wake-on-LAN, port trunking, and SSL to their factory default values. This button can be disabled in Settings;...
  • Page 230 Chapter 9 Network Settings Wake-on-LAN The TeraStation supports Wake-on-LAN, which allows it to be turned on remotely. The TeraStation will be turned on automatically in the following situations: receiving a Wake-on-LAN packet, recovering from a power outage, disconnecting and reconnecting the power cable. From Settings, click Network.
  • Page 231 Chapter 9 Network Settings Trunking Mode Characteristics The outgoing network packet traffic is distributed according to the current load (relative to the speed) on each network interface slave. The incoming and outgoing network packet traffic is distributed according to the current load on each network interface slave. The receive load balancing is achieved by ARP negotiation.
  • Page 232 Chapter 9 Network Settings Click a port trunking bond. Select the port trunking mode and click OK.
  • Page 233 Chapter 9 Network Settings Click Save. Read the message carefully and click Yes. Click Yes to restart the TeraStation. If you select “No”, make sure you restart the TeraStation at a later time to apply port trunking settings. The process is complete after the TeraStation has been restarted. SNMP If SNMP is enabled, you can browse your TeraStation from SNMP-compatible network management software.
  • Page 234 Chapter 9 Network Settings From Settings, click Network. Move the SNMP switch (   ) to the position to enable SNMP. Click the settings icon (   ) to the right of “SNMP”. Click Edit and select whether to use SNMP version 2 or version 3. Configure the desired settings, then click OK.
  • Page 235 Chapter 9 Network Settings SNMP is now enabled. For further use, configure your SNMP-compatible network management software using the Buffalo-specific MIB (management information base) file. The MIB file is available from the Buffalo website. Depending on which SNMP client software you use, the procedure for configuring the software will differ. For more detailed information on configuring the client software, refer to its help or included manual.
  • Page 236 Chapter 9 Network Settings Enable “Proxy Server”. Enter the proxy server IP address or hostname, port number, username and password, then click OK. The process is complete once you close the confirmation window that appears. Once you configure the proxy server settings, you may use the settings for features that will link with cloud storage services by selecting the “Configured settings”...
  • Page 237 Chapter 9 Network Settings Click Edit and select or enter the desired MTU size, then click OK. The process is complete once you close the confirmation window that appears. Connection Transmission Transfer data using jumbo frames. Jumbo Frame Jumbo Frame Jumbo Frame Compatible Switch Compatible PC...
  • Page 238 Chapter 9 Network Settings From Settings, click Network. Click the settings icon (   ) to the right of “IP Address”. Click Edit and clear the “DHCP” checkbox, then enter the desired IP address and its subnet mask. Select “User (static)” from the drop-down list for both the “Gateway Owner” and “DNS Owner” options, then enter the desired default gateway address and DNS server addresses.
  • Page 239 Chapter 9 Network Settings Mapping IP Address and Hostname The TeraStation allows you to map an IP address and a hostname (FQDN) of another host you would like the TeraStation to communicate with, such as the domain controller. If you configure the mapping pair, the TeraStation can be accessed using the configured pair when name resolution is needed.
  • Page 240 Chapter 9 Network Settings Click Add. Enter the hostname (FQDN) and the IP address that you want to map, then click OK. Click OK again. The process is complete once you close the confirmation window that appears.
  • Page 241 Chapter 10 Advanced Features Email Notification Your TeraStation can send you email reports daily, or whenever settings are changed or an error occurs. You can configure the events that will trigger notifications from any of the following functions: quotas, drives (internal, external, or RAID array), fan, backup, replication, failover, system alert, security alert (abnormal login block or abnormal file activity).
  • Page 242 Chapter 10 Advanced Features Click Edit and enter your email server settings and the notification email’s default subject, then configure recipients and the time when email reports will be sent. If you select an authentication type other than “Disable” from the drop-down list, you can enter the sender email address and credentials of the email server.
  • Page 243 Chapter 10 Advanced Features On the displayed screen, select or clear the category’s checkboxes, then click OK. Notification emails will be categorized into the following importance levels. Refer to the chart below for the detailed information of category importance levels. Levels Details Daily Report...
  • Page 244 Chapter 10 Advanced Features Click the settings icon (   ) to the right of “Sleep Timer”. Click Edit and specify the timer interval, wake-up time, and time to enter sleep mode, then click OK. The process is complete once you close the confirmation window that appears. Notes: •...
  • Page 245 Chapter 10 Advanced Features Normal operation begins at 12:00 p.m. and the unit enters sleep mode at 12:00 a.m. 12:00 24:00 Sleep Sleep Begin On-Timer Off-Timer Wake Up Sleep Settings Settings “12:00” “24:00” ◦ Example 2: Sleep Timer Settings Timer 1: Daily 9:00 (wake up)–18:00 (begin sleep) Timer 2: Wednesday 10:00 (wake up)–20:00 (begin sleep) Timer 3: Not used Actual Behavior...
  • Page 246 Chapter 10 Advanced Features On days other than Wednesday, normal operation begins at 9:00 a.m. and the unit enters sleep mode at 6:00 p.m. Days Other Than Wednesday 9:00 18:00 Sleep Sleep Begin On-Timer Off-Timer Wake Up Sleep Settings Settings “09:00”...
  • Page 247 Buffalo NAS device is connected to the UPS device, select “Sync with UPS connected to another Buffalo NAS device on the same network”. After making this selection, enter the IP address of the Buffalo NAS device that will be the sync source into “Other Buffalo NAS's IP Address”.
  • Page 248 Chapter 10 Advanced Features Click the settings icon (   ) to the right of “Power Management”. Click Edit and configure the desired settings, then click OK. The process is complete once you close the confirmation window that appears. Logs Displaying TeraStation’s Logs Follow the procedure to check the TeraStation’s logs.
  • Page 249 Chapter 10 Advanced Features Select a log to view. Note: The file access log stores file access events that occurred on the internal drives. File access on USB drives are not logged. The process is complete when the selected log is displayed. Note: All logs are encoded in UTF-8 format.
  • Page 250 Chapter 10 Advanced Features Click Edit and enable “Syslog Transfer”. Enter the IP address of the syslog server where you want to transfer the logs to. Select the type of log that you want to transfer from “Logs to Transfer” and click OK. The process is complete once you close the confirmation window that appears.
  • Page 251 Chapter 10 Advanced Features From Settings, click Management. Click the settings icon (   ) to the right of “Logs”. Click Edit and specify the location, then select the unit and version to save logs to the right of “Archive Rule for File Access Logs”.
  • Page 252 Chapter 10 Advanced Features Updating the Firmware If a new firmware version is available, a message is displayed when you access Settings. To either manually or automatically update the firmware, follow the appropriate procedure below. Notes: • If all drives and RAID arrays on the TeraStation have LVM enabled but no LVM volumes have been created, you will not able to update the firmware from Settings.
  • Page 253 The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears. Refresh the browser and log in to Settings again. You can also download the latest firmware from the Buffalo website. Enabling Automatic Update From Settings, click Management.
  • Page 254 For more details such as the information sent and how it will be handled by us, click Privacy Policy for Usage Feedback. If update notification is enabled, it will also automatically enable sending usage feedback to Buffalo. If you don’t want to send this information to us, disable update notification.
  • Page 255 Chapter 10 Advanced Features From Settings, click Management. Click the settings icon (   ) to the right of “Name/Time/Language”. From the Name tab, click Edit, then enter the TeraStation’s name and description. The name will be used for identifying your TeraStation on the network. When your TeraStation is detected, the name will be used as the hostname.
  • Page 256 Chapter 10 Advanced Features Click the Time tab. Enable “Date/Time Source” and select the “Use default NTP server” checkbox. If you disable the NTP function, click Use Local Date/Time to use your computer’s time settings for the TeraStation. By default, the TeraStation adjusts its clock automatically by using a default NTP server. This NTP server belongs to Internet Multi Feed Inc.
  • Page 257 Chapter 10 Advanced Features Click the Management Information tab. Enter the desired location and administrator information. Click OK when all settings are configured. The process is complete once you close the confirmation window that appears. Beep Alerts You can set the TeraStation to beep if certain errors occur. From Settings, click Management.
  • Page 258 Chapter 10 Advanced Features LEDs You may adjust the brightness of the LEDs on the TeraStation. From Settings, click Management. Click the settings icon (   ) to the right of “Notifications”. From the Panel Options tab, click Edit and configure your desired settings, then click OK. The process is complete once you close the confirmation window that appears.
  • Page 259 TeraStation may malfunction. • Use a Buffalo OP-HDN series drive as the replacement drive. The replacement drive should be the same capacity or larger as the original drive. If a larger drive is used, the extra space will not be usable in a RAID array.
  • Page 260 Chapter 11 Drive Replacement and Device Troubleshooting Drive Replacement for a Redundant RAID Array (TeraStation Is On) If a drive used in a redundant RAID array fails, you will need to recover the RAID array after replacing the defective drive with a new drive. Follow the procedure below to replace a defective drive used in a redundant RAID array. If replacing multiple malfunctioning drives at once, refer to the “Drive Replacement for a Redundant RAID Array (TeraStation Is Off )”...
  • Page 261 Chapter 11 Drive Replacement and Device Troubleshooting Pull out the drive cartridge and remove it from the TeraStation. Insert the new drive into the empty slot with the lock mechanism remaining open. Push here to insert.
  • Page 262 Chapter 11 Drive Replacement and Device Troubleshooting Swing the lock back down until it clicks into place. When the replaced drive is recognized, the status LED will blink red and green alternatively, and the message will appear as a notification. Close the front cover.
  • Page 263 Chapter 11 Drive Replacement and Device Troubleshooting Open the front cover with the included key. The failed drive’s status LED will be glowing red. Push its unlock button and swing the lock mechanism out. Pull out the drive cartridge and remove it from the TeraStation. Insert the new drive into the empty slot with the lock mechanism remaining open.
  • Page 264 Chapter 11 Drive Replacement and Device Troubleshooting Format the replaced drive by referring to the “Formatting Drives” section in chapter 4. Create a new RAID 0 array by referring to the “Creating a RAID Array” section in the same chapter. The process is complete once the new RAID 0 array is created.
  • Page 265 Chapter 11 Drive Replacement and Device Troubleshooting When the replaced drive is recognized, the status LED will blink red and green alternatively, and the message will appear as a notification. Close the front cover. Press the function button. The TeraStation will beep once. Press and hold the button until the TeraStation beeps again.
  • Page 266 Chapter 11 Drive Replacement and Device Troubleshooting Push a drive’s unlock button and swing the lock mechanism out. Pull out the drive cartridge and remove it from the TeraStation. Insert the drive back into the same slot with the lock mechanism remaining open. Push here to insert.
  • Page 267 In such a case, try the corresponding corrective action to recover from the error, described in each section below. If the error is still not resolved, contact Buffalo technical support for assistance. • The power LED keeps blinking instead of turning into a solid glow; follow the procedure at the “Power LED Keeps...
  • Page 268 TeraStation icon and “EM” is added to your TeraStation’s hostname. To recover from emergency mode, follow the procedure below. Download the firmware updater from the Buffalo website. Extract the downloaded file by double-clicking it and launch the updater.
  • Page 269 Chapter 11 Drive Replacement and Device Troubleshooting • The SMB protocol is suited to your environment. To configure the TeraStation to have the network credentials window appear when accessing a shared folder, refer to the “Opening the Network Credentials Window” section.
  • Page 270 Chapter 11 Drive Replacement and Device Troubleshooting Click Advanced Settings for Subfolders. Select a folder to restore permissions from the tree. Note: If you select a root shared folder from the tree, the action will not apply to the recycle bin. To apply the action to the recycle bin, select it instead.
  • Page 271 Chapter 11 Drive Replacement and Device Troubleshooting Select the actions and action range to run, then click OK. The “Confirm Operation” screen will open. Enter the confirmation number, then click OK. The process is complete once you close the confirmation window that appears. Configuring Compatible SMB Protocols You can change the SMB protocols that the TeraStation supports depending on the environment of your SMB clients.
  • Page 272 Chapter 11 Drive Replacement and Device Troubleshooting Open the front cover with the included key. Remove the front cover while holding the hook downward. Remove the dustproof filter from the front cover and clear any dust, such as by using a vacuum cleaner.
  • Page 273 Chapter 11 Drive Replacement and Device Troubleshooting When cleaning is finished, return the filter and the front cover. Close the front cover.
  • Page 274 Chapter 12 Utilities NAS Navigator2 NAS Navigator2 is a utility program that makes it easy to display Settings, change the Buffalo NAS device’s IP address, or check its drives. To install NAS Navigator2, refer to the appropriate procedure below for your computer.
  • Page 275 Info and Error LEDs If there is a corresponding corrective action described below for a code, try it first. If the code is still displayed after trying the corrective action, contact Buffalo technical support for assistance. Errors If a critical error occurs, the error LED will glow red. Confirm the current status from the Dashboard in Settings or by using NAS Navigator2.
  • Page 276 Chapter 13 Appendix Code Description Corrective Action Reconfigure the failover backup The failover backup TeraStation cannot be TeraStation for failover by referring to the found. “Configuring Failover” section in chapter 5. Replace the drive by referring to the An error occurred, so the drive was “Replacing a Defective Drive”...
  • Page 277 Chapter 13 Appendix Code Description Corrective Action Available free space has decreased to 1% Increase the free space. or less. There is not enough space to save file Delete file access logs to free up space. access logs. Reconfigure the settings by referring to The target folder for saving logs has been “Changing Archive Rules for File Access changed to the system area.
  • Page 278 Chapter 13 Appendix Code Description Corrective Action Formatting the USB drive. Press the function button. If the RAID array enters degraded mode, the array will be rebuilt using the new drive. Otherwise, the Appears before the function button is new drive will be set as a hot spare. pressed in order to use a newly-inserted To use a drive as normal instead of drive.
  • Page 279 Chapter 13 Appendix Default Settings Administrator’s Name admin Password password “share” for both Windows and macOS computers. Shared Folders Note: The recycle bin is enabled by default. The TeraStation will get its IP address automatically from a DHCP server on the network. If no DHCP server is available, then an IP address will be assigned as follows: IP Address IP Address: 169.254.xxx.xxx (“xxx”...
  • Page 280 Supported RAID Internal Drive TS3430DN, TS3430RN: 0, 1, 5, 6, 10, JBOD (individual drives) Buffalo OP-HDN series drive Note: The replacement drive should be the same capacity Replacement Drive or larger as the original drive. The drives listed above are...
  • Page 281 Chapter 13 Appendix Power Supply AC 100–240 V, 1.2 A, 50/60 Hz Dimensions (W × H × D, TS3230DN: 170 × 170 × 230 mm (6.7 × 6.7 × 9.1 in.) excluding protruding TS3430DN: 170 × 215 × 230 mm (6.7 × 8.5 × 9.1 in.) parts) TS3430RN: 430 ×...

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