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Zyxel NAS326 data recovery

The Zyxel NAS326 is a 2-bay desktop NAS. Its volumes are formatted ext4. When drives fail or the volume crashes, we image every drive and rebuild the array from the images, so nothing is written to your originals.

2 drives: RAID reconstruction

How to identify it

Brand
Zyxel
Model
NAS326
Also sold as
NAS326 2-Bay Personal Cloud Storage
Type
2-bay desktop NAS
Drive bays
2
Drives
SATA hard drives
Operating system
Zyxel NAS firmware V5.x
File systems
ext4
RAID modes
Basic, JBOD, RAID 0, RAID 1
Connection
1 x 1GbE
Processor
Marvell Armada 380 (88F6810) single-core 1.33 GHz

The model name is printed on the front of the unit or on the label on its back or underside.

Recovery methods for this NAS

  • Deleted files or a reset volumeLogical recovery from drives that still work
    Yes

    We image the drives, then search the ext4 volume for deleted files and for the volume as it was before a reset. Stop using the unit straight away: new writes overwrite deleted data.

  • Failed drivesDrives that click, don't spin or have bad sectors
    Yes

    Each failed drive is imaged on its own. Hard drives that have to be opened go into our clean room, with donor parts matched to the exact drive.

  • RAID reconstructionRebuilding the array from its member drives
    Main method

    We work out the array layout from the drive images: drive order, stripe size, parity rotation and offsets. Then we rebuild it virtually and mount the volume read-only.

  • Dead unit, healthy drivesThe NAS itself won't power on or start
    Yes

    Your files are on the drives, not in the unit. If the NAS has died, we read the volume straight from the drives without it.

  • Encrypted volumes and foldersEncryption you switched on in the NAS settings
    Needs your key

    If you turned on volume or shared-folder encryption, we need the password or the exported key. Without it the data can't be decrypted, by us or anyone else.

About this model

  • Zyxel's support article says a failed array can be examined on a Linux PC with mdadm, i.e. the disks carry Linux software RAID.
  • No longer in Zyxel's current range.

What recovery costs

Recovery from a 2-bay NAS is priced as NAS and RAID recovery: £750 – £1,500+ plus VAT, depending on the number of drives and how many have failed. Inspection is free, and you get a fixed quote before any work starts.

Estimate the cost for your Zyxel NAS

Answer three questions to see our standard price range. Inspection is free and you get a fixed quote before any work starts.

1. What needs recovering?

Not the right model? Find your NAS or RAID.

2. What happened?
3. How quickly do you need it?
Estimated cost£750 – £1,500+excluding VAT

NAS and RAID recovery

The price depends on the number of drives and how many have failed. Bring every drive, labelled with its bay number. Standard turnaround is 5–7 working days.

Send this to us for a fixed quoteAn estimate from our standard price guide, not a quote. Return media is not included.

More about NAS and RAID data recovery

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