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Questions tagged [synology]

Synology is a company best known for its Network Attached Storage (NAS) product line.

Synology is a Taiwanese company which mainly produces NAS for consumer, prosumer and business.

The Synology's NAS are basically small form factor computers (ARM or Atom based) with a small Linux OS embedded.

More information on Wikipedia: Synology article

Synology web site: www.synology.com

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Restore lost RAID1 volume on Synology with mdam

Several days ago I found my DS412+ in fatal state. Volume1 crashed, system volume too. Moreover, Volume2 disappeared from the system! It looks like Volume1 had no free space and cannot transfer data from a couple of bad blocks to a new place and…
Andre
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NAS synology cannot join to domain

I have problem with my NAS synology, 2 days ago my storage are disconnected from the domain, and since then I am not able to connect it back. When I try connect to the domain I see this error: Below I share output from tail -f /var/log/messages Sep…
Mick
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TLS from Radius for Wifi is rejected by Win7

We do have the following Setup at our company Synology RS812+ hosting LDAP, RADIUS, DNS (Version DSM 5.0-4458 Update 2) 2*Cisco Wifi APs WAP561 (Firmware 1.0.3.4) Cisco Router ISA500 (Firmware 1.2.19) What we want to have is basically authenticate…
pfried
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Synology NAS - rsync messing up versioning / deduplication

Is it true that Synology DSM 4.3's default rsync implementation is not able to handle "vast" amounts of data and could mess up versioning / deduplication? Could it be that any of the variables (see detailed info below) could make this so much more…
Ambidex
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Synology diskstation - alternating drive backups

At our job site, we have a Synology Diskstation (DS412+) serving as our backup device. It currently backs up our ESX host and mail server. We also have an external drive backup in place for off-site backups. There's currently two USB hard drives…
Nathan C
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Can I safely remove all disks of a synology NAS while its turned off?

I have a Synology 4-bay NAS (RS409RP+) with a RAID 5 installed on 4 hard disks. Now I need to upgrade the NAS to a bigger set of hard disks, and because these hard disks are 3TB each, I cannot use the normal RAID upgrade function. Of course I am…
lanoxx
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What is Synology's RAID Technology based on?

I am curious about Synology's RAID Technology is based on which linux kernel modules. It seems MD+LVM according to its service center but I am not quite sure. Or the RAID function on filesystem is also possible.
codexplorer
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Unable to SSH to Synology NAS

Here is the sequence of events: I added my RSA key to .ssh/[my admin user], updated permission, and disabled SSH authentication by password months ago. I formatted my desktop and I forgot to re-enable the SSH authentication by password. Then, my…
HCSF
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Will I be able to expand Synology later without losing data with regular RAID

I just got Synology 918+ and bought 2x10 TB Hard drives. Before I set up, I just want to avoid getting into trouble in the future. I don't want to use SHR (Synology hybrid raid) because of several reasons like migrating HDDs to a non-Synology nas,…
Bhavesh G
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Strange routing behavior, Synology combined with OpenVPN

Essentially the setup I've got is WAN <-> OpenVPN running on OpenWRT running on WRT3200ACM <-> LAN -> Gigabit Switch -> RPI and synology The openVPN tun is working fine and dandy. I get an IP address, I can ping the GW on both IP ranges (192.168.1.1…
ThomasRB
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Linux: rsync to mirror SMB mount to local disk is very slow

I try to mirror a share mounted via SMB to a local dir. The share is hosted on a Windows 2016 server on which I have no access nor can I install any tools. All I have therefore is an SMB share. The share contains around 350GB of data, mostly small…
TylerDurden
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How to re-enable DSM web interface

I managed to disable my DSM web interface and now I struggle to re-enable it. I am on DS716+. This is what I did: From still working DSM console I disabled php 7.0 (I wanted to install version 7.2). I installed apache2.4 and changed default version…
callmebob
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Synology NAS DS216+II 8TB SHR with data protection to non data protection without losing data

I have an 8TB Synology NAS in SHR with data protection, which is about to be full. As data protection takes up 4TB, I would like to make use of it as a normal drive. As I have my data backed up elsewhere I don't need this protection disk anymore.…
zaw
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Hook second router to internet wirelessly?

I have a router hooked up to a modem, and I have another router. What I want to do, is have the router broadcast a completely different network than my other router, but still have my second router have internet. Is there a way to do this (an…
whoff
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Multiple hostnames for a Synology NAS in local network

Is it possible to set up a Synology DS918+ NAS (which is just a Linux system) to be accessible via http://diskstation.local and http://laura.local at the same time? I have set up a reverse proxy on my NAS that routes to a different server in a…
Lukas
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