Questions tagged [synology]

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

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Connection to Synology VPN server not working

I own two Synology NAS (at different places). The first one is set up as an OpenVPN server. All my devices(android mobile, windows pc, mac) work fine when connected to the synology VPN server but when ...
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22 views

Synology does not recognize the WD Red Drive in the Storage Manager

I'm trying to upgrade my storage on my NAS. I have purchased two 4TB WD Red Plus for the DS920+. I've inserted the first drive which worked perfect and has been recognized by the Storage Manager. Then,...
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16 views

Apache 2.4 PHP 7.4 Include and Require don't include PHP files, but others files types are correctly included

I have a weird and quite difficult to understand problem I have a micro PHP app that has index.php ad a couple of others files *.php that are included in the index.php, let's call the two to be ...
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26 views

Synology DS2415+ no ssh logs

as the title says, my synology sshd service appears to not be producing any ssh logs. I've tried this guide: https://sites.google.com/site/benbriedis/ssh-on-synology without success. I need the logs ...
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60 views

Need to acquire Cinder drivers

I am looking to integrate some NAS systems into Openstack, and am having some real problems. Reading Openstack and other documentation, I know that there exist Cinder drivers for the brands of NAS ...
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44 views

Shutdown NAS Synology after backup

We have 2 NAS Synology Disk Station 1618+ with DS1618+ OS' version. The first one (NAS1) receives backups from multiple servers and the second one (NAS2) is supposed to be the backup of that NAS. So, ...
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14 views

Synology VPN compatibility

I am considering to use the model DS220J as an offsite backup for my company data. The setup would be the following: Location A: Windows server with OpenVPN. Location B: DS220J connected to the VPN ...
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65 views

Can a currupt backup cause a hardrive failure?

I have a script that runs each time Windows 7 starts up that backs up an MS SQL database to a Synology NAS loaded with 12 Seagate ST4000NM002A-2HZ101 hard drives. Everyday at 3am the backed up ...
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44 views

Synology, trying to bring back a failed RAID array

so I manage to destroy some of my data... I have a ds916+ and would like to recover the data from the drives, I ordered a new drive because one was failing, and another one failed during resync... so ...
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1answer
592 views

Pushing local DNS server through openVPN on mobile connection

I have an OpenVPN server running on my Synology NAS on local IP 192.168.9.36. I have an application on the NAS running on local IP 192.168.9.36:1234 and I have a reverse proxy that allows me to access ...
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40 views

Why atop shows high CPU but sum of individual processes %CPU far smaller?

How can the sum of processes' CPU-% usage be lower than the total CPU load, according to atop and top, please? I have a CPU reaching very high load (87%, for several hours) even though the sum of the ...
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54 views

HAProxy send-proxy to Nginx

I am trying to reverse proxy clients to a web server through HAProxy and Nginx with SSL traffic using SNI. With the standard configuration, the web server sees the HAProxy IP and connects. When ...
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14 views

How can I have a Synology NAS retrieve files from a remote SMB share then delete them?

I have a Synology NAS (with DSM 6.2.x), and have access to another machine that provides a SMB share. I need to have the NAS retrieve the content of a directory provided on the SMB share, then delete ...
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355 views

Setting up an OpenVPN client to connect to the Synology diskstation VPN Server without redirecting all the traffic

I followed official Synology documentation and I created an OpenVPN Server to connect remotely to a NAS, that is in a LAN with its NAS_LOCAL_IP_ADDRESS. The VPN server configuration is like the ...
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46 views

RAID 0 for Development

Hello fellow administrators, I am seeking high level guidance on the following situation: First the context of the environment: internal, all virtual (vmware), development use only, performance ...
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263 views

On synology dsm, add a specific nginx config to a specific virtual host

On a synology dsm we use an nginx webstation. On this webstation we have (several) virtual hosts. One example is that we wish to redirect all incoming traffic on port "282" (which is beyond ...
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106 views

how to export permissions/ACLs from Samba share to clients?

I have a Synology NAS running Samba that serves up shares in my network. I've set up autofs, LDAP and sssd and can mount Samba home directories on the fly when I log into Linux and MacOS machines. My ...
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63 views

Best approach to gracefully shutdown several Synology NAS, Hyper-V VMs and one Windows Server 2019 using UPS

I'm currently stuck on coming up with the best solution to shut down several Synology NAS, one Windows Server 2019 and the several Hyper-V VMs running on said server in case of a power outage. We have ...
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1k views

How to check OS version of Synology NAS Disk Station Manager (DSM)?

How do I check what OS is installed on my Synology NAS? uname -a informed me that my NAS is: aarch64 GNU/Linux synology_rtd1296_rs819 ..but how do I know what version of the Synology OS it's running? ...
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291 views

Expanding synology virtual machine disk - disk space not recognized

I've created a Virtual Machine in Synology Disk Station Manager (an ubuntu server) with a specific amount of storage space in a virtual disk, but I have depleted it. Went to Synology Disk Station / ...
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ssh with public key at Synology - not working

I guess I have done everything right. Public/private keys, files permissions, etc. There are 3 machines: ubuntu old_synology new_synology I start from ubuntu, ssh to old_synology without a password. ...
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1k views

How can I make synology reverse proxy work inside my local / private network and/or over VPN (and do I need to?)?

I have a Synology NAS accessible inside by local network over direct IP and URL: https://192.168.5.10 https://cloud.local I have docker running inside my synology NAS with some applications working ...
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How Lan to Lan connection works over VPN?

Here is my Network structure The thing I want to do is to access 10.10.10.1 from the laptop on 4g internet with VPN connected. I can access 192.168.0.1 (tp-link router page) successfully over the VPN ...
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69 views

Invoking a Hyperbackup task from a Synology Task Scheduler script?

I got a Synology and would like to use one of Synology's GUI backup apps such as Hyperbackup, to maintain a historical versioned backup of a Synology folder (Hyperbackup's Smart Backup rotation). This ...
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100 views

Merging Two Folders with the Same Name And Subfolders

Here is the issue, I some how ended up with a scenario like this on my Synology DS918+ SAN: Two folders with the exact same name in different areas of a user's home directory Each of the folders ...
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33 views

Synology Expansion box not visible to Rackstation

We have two Synology Rackstation RS2418RP+'s and for a separate project we needed to add some more disk to them. We purchased a pair of RX1217RP's as according to Synology these are compatible. I ...
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76 views

Run FTP application server on NAS or on server connected to NAS?

We have 2 main physical servers: Synology NAS for bulk file storage. Dell ESXi for applications and processing. We have an outside source that needs to upload files via FTPS for one of our application ...
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28 views

Synology ipv6 outgoing bandwidth is very low, How to debug?

When I tested the network speed of nas (Synology 6.1), I found that the bandwidth was normal when the ipv4 address was used. But when using the ipv6 address, the incoming bandwidth is normal, but the ...
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3answers
92 views

How to determine the time of abrupt Linux shutdown?

Is there anything in Linux that is constantly logged in relatively often, for example every hour? So that I can estimate the time of a sudden shutdown of my Synology NAS during a power cut. The NAS is ...
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37 views

What file transfer protocol does VLC on Amazon Fire TV use?

What file transfer protocol / method does VLC on a Amazon HD Fire device use to communicate to a Synology NAS drive over a eero pro mesh network? Alternative: How can I figure out this information? ...
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1answer
90 views

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 ...
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263 views

Local file share caching of network location (Windows client, Synology server)

I have a Synology NAS which has terabytes of storage available, and I also have a Windows client with 20GB of available SSD storage I would like to use for caching with the NAS. They are connected via ...
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963 views

Synology DS218+ NAS new folder can not be seen from remote log in

I am getting some odd behaviour on my client's NAS, a Synology DS218+ the TLDR is that it's not letting me see a new folder from remote. The DS218+ is a machine that is new to me, and I'm learning ...
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40 views

How secure if automount of ecryptsfs in Synology NAS

I'm using automount for my ecryptfs folders in the Synology NAS. I'm wondering where the Key Manager stores the keys and how easy it is to read my encrypted folders in case of theft of the NAS. I ...
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173 views

Rsync on synology error [closed]

I have created an SSH key shared between my Synology NAS and the Debian cloud server. I created this script to synchronize two folders, but it doesn't seem to work. Command: rsync -av --delete -e &...
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17 views

Permission denied for read from LFS, but it succeeds after ls command

I have observed a strange behavior where read of a file fails, but the same command succeeds after performing an ls in the parent directory of the file I wanted to read. E.g. See below (file names are ...
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1answer
721 views

How to mount and recover data after succesfully building the raid again?

We have a synology nas and one of the 2 disks crashed although smart was passed and the data was intact. Note that although the disks are not in a raid, years ago we chose SHR and apparently synology ...
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467 views

Run Synology NAS memory test manually without Synology Assistant

Is there a way to trigger a Synology NAS (DS218+) memory test from the shell or in DSM itself? The normal method is to discover the NAS using Synology Assistant and initiate a memory test from there. ...
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681 views

How to create Encrypted Home Directories with Synology NAS

I have the need to encrypt folders in users home directories, it doesn't appear to be supported out of the box for some unknown reason. So how do I go about creating encrypted home directories with ...
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1answer
410 views

I can only connect to OpenVPN server with IPv6, not IPv4

I've setup an OpenVPN server on my Synology Router and have trouble getting both an IPv4 and and IPv6 connection working correctly. Initially I was having huge headaches figuring this out but I've ...
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169 views

Slow transfer using NFS on one server (Proxmox reason ?)

It was hard to choose topic for my question so I describe my problem. I have two servers with Proxmox (SERVER1 (proxmox version: 5.4-13) and SERVER2 (proxmox version: 5.2-12)) and two NFS servers (...
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2k views

Can I setup Synology DSM to only one disk and then pull in data to setup RAID 1 afterwards?

Given situation: Synlogy with 2x1TB (disks not further needed) MyCloud with 2x3TB (Raid level 1) Goal: I want want to run the 3TB disks in the synology. When I switched disks Synology wants to ...
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1k views

Synology QuickConnect Relay: Not Secure?

I was reading the QuickConnect whitepaper and was overall pretty impressed. But on page 10 it explains how the Relay service works and it’s implied (but not explicitly stated) that packets are ...
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2k views

Access local network via Synology OpenVPN

I'm trying to access my LAN via a Synology NAS with the OpenVPN package. My router IP is 192.168.1.1 and my Synology NAS IP is 192.168.1.100. They are both connected to a managed Netgear switch ...
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225 views

Why does BIND perform a double query before answering NXDOMAIN for a RPZ (response-policy zone)?

The goal is to have a local DNS server with the following specifics: split DNS setup that resolves a FQDN (e.g. localdomain.com) to a local IP instead of the external IP use a RPZ (response policy ...
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1k views

SFTP error on Synology DSM

I created a user (no root), I can connect with him over ssh, I can send files over scp but when I'm using sftp I get this error: subsystem request failed on channel 0 I checked /etc/ssh/sshd_config: ...
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3k views

Connecting a NAS directly to a 4 port switch directly to two computers, offline?

I'm looking to purchase a portable NAS, say the Synology DS1019+ for example, to use as a shared storage drive between two workstations beside each other. There is no wired network access anywhere ...
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1answer
4k views

Seagate Exos noise level [closed]

What are the noise levels for the Seagate Exos 6TB drives? My NAS is standing on the floor besides my desk and I am quite sensitive to computer noise as I am sitting in front of the thing all day. ...
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929 views

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-...
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1answer
68 views

Modify an installed docker container

I am using a Synology KMU NAS. On that NAS I have installed the GitLab Docker container that seems to have a bug. That bug causes the Software to refuse to send administrative e-mails without ...

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