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

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Synology swap hard drive size

I have a Synology DS212, with 2 1TB drives. I'd like to purchase two 5TB drives (a lot cheaper now), right now I am only using 700GB on a RAID 0. Whats the best way to copy the data over to the new ...
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1answer
1k views

Rails 3 passenger nginx application spawner server error on Synology NAS

Question updated, please read UPD2. I'm trying to deploy app through passenger nginx module on DS710+ (ruby 1.9.2p0 installed). There is syntax error relative to ...
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1answer
4k views

Mount FTP folder on Synology (not CIFS)

I am trying to mount folder using the FTP protocol on my Synology. What I managed to do so far is to use the option mount remote folder of the file station, but you can only mount folders with CIFS ...
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1answer
2k views

What does enable DoS protection in Synology DSM 5 do?

If I open Control Panel > Security > Protection, check Enable DoS Protection and click Apply, what kind of traffic gets blocked? The text reads "Denial-of-Service (DoS) protection helps to prevent ...
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1answer
1k views

VPN Access to a Synology NAS Behind a Firewall

I have a box that I want access to from outside the office (Synology NAS). I don't need access to the rest of the subnet, just that box. For the moment it's to use a git repo, but some day maybe file ...
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2answers
2k views

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 ...
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3answers
988 views

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: ...
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2answers
36 views

HD crashed in Synology DS411+ (RAID5)

Today I got notified by email as one HD (out of 4 identical 2TB HDs) in my Synology NAS was "disconnected". I don't have any physical access to the NAS at the moment, but tomorrow someone will replace ...
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3answers
4k views

NAS shares cannot be accessed by name in a domain

I have a NAS (Synology DS411, DSM 4.3) that was configured to be joined to an AD domain. Privileges were appropriately set on the shares and everything was fine. I (foolishly) changed the name of the ...
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3answers
8k views

Setup Apache Tomcat on Synology

I have an problem setting up an Apache Tomcat on my Synology DS1511+ server. The installing is no problem, but when i try http://"serverAdress":7070 i can't log into the the manage section. I have ...
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0answers
34 views

Slow FTP download speeds on Synology DiskStation

We just got a Synology DS2415+ NAS which is connected to internet via a FIOS 300/300mbps connection. I am testing download speeds from a remote location with a 200mbps download connection. When ...
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1answer
1k views

synology “disk groups” vs “volumes” clarification

Synology has introduced some interesting terminology with their products that is confusing (to someone used to traditional storage terminology). It appears that "volumes" on Synology is equivalent ...
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1answer
74 views

Mount NFS Share Windows Server 2012

I'm trying to mount an NFS share setup on my Synology Server to my Windows Server 2012 server. Here's what I've tried: net use Z: \[ip address][share folder] /user:xxxxx [password]' mount ...
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2answers
18k views

Can't establish PPTP VPN windows 8/8.1

I am having an issue where I keep getting either error 800 or 807 whist trying to connect to a VPN server via PPTP on Windows 8 and 8.1 pro. The server itself is Synology's VPN Server running on a ...
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1answer
803 views

Cannot connect to my L2TP IPSec VPN

I am trying to get my VPN (L2TP IPSec PSK) to work. I have a Synology NAS where I have setup everything as it says on the Synology support page. In my Asus RT-N66U router I have opened UDP ports ...
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1answer
68 views

ESXI 5.5 NFS to NFS copy is slow

i'm running esxi 5.5u2 standalone with 3 datastores , (local , netapp (nfs) and synology (nfs ) There are two Gigabit network adapters configured. One per vswitch. One for storage and the other for ...
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4answers
5k views

Synology cron job not working

I am not sure where to ask this question but I'll ask here first. I've got a Synology DS211 server and I am trying to run cron jobs but it is not working. This is the code I got in the crontab file ...
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1answer
911 views

Synology DSM 5.2 - Gitlab with Docker SSL Connection Error

I installed Synology DSM 5.2 yesterday, because it's stable release came out. Afterwards I installed and configured Docker, MariaDB and the gitlab from the official Synology repo. Gitlab is running ...
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0answers
128 views

Can't attach iSCSI with multipathing in Citrix XenServer

Dear people of the world. I have a problem reattaching an iSCSI target on XenServer after a reboot. Whenever I try, I get several errors. Here's me in the attach screen on the redundant storage ...
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2answers
90 views

NAS RAID5 & Crash Scenarios

I need to validate my understanding on RAID. I'm planning to buy a Synology (or QNAP) NAS and plan to mount 4 HDD (4To each) in a RAID5 group. I’m considering several crash scenarios : one hard ...
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6answers
10k views

Can't log in via SSH to any accounts set to use /bin/bash as a default shell

I'm trying to install bash as the default shell on a ARM Linux running on an embedded device (Synology DS212+ NAS). But there's something really wrong, and I can't figure out what it is. Symptoms: ...
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1answer
42 views

Shrinking LVM Volumes

We have a Synology RS3614rpxs NAS head containing (9) 3TB hard drives in a RAID 6 + 1 hot spare. The storage became exhausted and we added an expansion chassis where 5TB hard drivers were installed ...
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123 views

synology ds212j slow transfer speed

I have Synology DS212j and I'm getting REALLY slow transfer speed, about ~10MB/s. I used following knowledge base in order to troubleshoot it: What should I do if file transfers are slow? - FAQ - ...
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1answer
815 views

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 ...
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1answer
482 views

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 ...
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1answer
29 views

Issue accessing drive from RAID array via USB caddy

I'm having a problem accessing the data from a drive that was in my NAS but is now plugged in via a USB caddy. This drive was not in a RAID array as it was a volume with a single disk. Although it ...
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1answer
369 views

How do I migrate data from an older Synology NAS to a newer one?

I have just purchased a DS213j. I have an older single single bay unit that I would like to migrate the data from. Because the previous unit is a one bay, there is no official migration path. Synology ...
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0answers
2k views

ssh_exchange_identification: read: Operation timed out

I am trying to connect to my server (Synology DS212) using ssh xxx@yyy -p 22222 -vvv but I can't and I obtain the following error: OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011 debug1: Reading ...
2
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1answer
295 views

VMware ESXi <> Synology NFS Share (Physical Switch Redundancy)

This is my storage network: ESXi Host(Dual 10gb NICs) >> 2xNetgear xs712T >> Synology RS10613xs+ (Dual 10gb NICs) ESXi vmnic1 >> NG Switch 1 >> Syn NIC 1 ESXi vmnic2 >> NG Switch 2 >> Syn NIC 2 ...
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2answers
4k views

Will expanding my Synology Hybrid RAID delete the data on the initial disk?

As the title states, I currently have my Synology NAS with a single 4TB drive in it. I now wish to expand this with another 4TB drive. If I expand the volume (it's currently setup as SHR) will the ...
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1answer
388 views

Configuring Synology NAS as freeIPA client

I'm attempting to deploy freeIPA in my company. The network is quite simple: < 10 FC20 (and FC21 beta) desktops < 5 FC20 servers (including the one with freeIPA) 1 Synology NAS DS1813+ (DSM ...
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2answers
378 views

fail2ban error on setting iptables on Synology NAS

I setup fail2ban 0.9.1 on my Synology NAS to handle failed SSH attempts. When I startup the jail I get the following errors in fail2ban.log: 2015-02-01 17:22:52,394 fail2ban.jail [30576]: ...
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1answer
156 views

DFS initial replication - not enough storage is available to process this command (target on Synology NAS)

On a Windows 2003 SBS server, I am trying to replicate a share via DFS to a Synology File Server. In the Configure Replication Wizard, the target has a red X across it with the message "Unknown: Not ...
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1answer
481 views

Disk Usage Analyzer on Synology

How can I get an overview of the disk usage on a Synology hard drives like this:
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1answer
373 views

Optimal configuration with Synology as HA iSCSI backend for vSphere

I'm looking into purchasing a new storage backend for our VMware vSphere Essentials package. We have 3 ESXi hosts, currently mainly using DAS. The goal is to upgrade to Essentials Plus this year, to ...
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1answer
156 views

XPEnology - Filesystem

I've looked all over but I can't seem to find a straight answer. I have 4 NTFS drives with data on them - are these compatible with a fresh install of XPEnology? The aim is to obviously share the ...
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2answers
3k views

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 ...
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1answer
253 views

NUT UPS-Dummy driver in repeater mode for Synology NAS

I have a NUT client that requires the UPS it monitors to be named ups. The client (a Synology NAS) does not provide a method to change this configuration. My setup consists of multiple UPSes monitored ...
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0answers
381 views

Logging user and power activity Synology DiskStation (v5)

Is there any practical way of logging user activity and power state changes on a Synology NAS? I'm not looking for anything very extensively detailed, but I would like to log e.g. Video Station usage ...
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2k views

iSCSI connection drops frequently - Synology NAS

I have a Windows 2012 R2 Server connected through iSCSI to my Synology Rackstation 2414+. The problem is that the connection drops very very frequently, up to 10 times a day (manually restored ...
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233 views

Cannot connect via SMB to Synology bound to OpenDirectory using local or domain credentials

We have a OpenDirectory Domain on a Mac OS X 10.9 Server. Our Synology is bound to the domain. Users are able to successfully authenticate using their OpenDirectory credentials to connect to the ...
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1answer
2k views

Rsync: windows 7, synology: login error and permission denied error

Good day to all of you all, I'm running into strange/stupid errors, and I hope anybody would be so kind to help me out. I have to admit, I am by no means a guru, so please bear with me :-) ...
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2answers
2k views

Synology NAS: hdd hibernation and disk life [closed]

I've a Synology NAS with 2 WD Red hard drives. I've enabled the hibernation for the drives, so they stop after 20 minutes inactivity. However, we use the NAS a lot and the disks get powered up very ...
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143 views

SNMP exec script timeout

i have a strange problem, i want to monitor my Synology DiskStation NAS with Nagios. I installed SNMP on it and created a custom exec in my snmpd.conf exec synology_disk_usage /opt/bin/bash ...
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84 views

VMWare - NAS - Setup

We're a new company, setting up infrastructure to support our service arm. For this project we have .. Three hypervisors running ESXi 5.5.0 A Synology NAS device. Permission to do what needs to be ...
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0answers
234 views

Access internal network via VPN

I'm quite the newbie when it comes to network admin, so please excuse my ignorance! I have what seems to be a fairly simple-to-solve problem (so I hope!) Inside my company, we run a Synology Server ...
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0answers
160 views

Synology behind a proxy responding only with the https port connection

I have a debian vps that act as proxy with the apache2 mod_proxy to pass wan's requests to 3 local different vps systems and 1 synology nas. All works except the synology nas, that have open the ...
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1answer
56 views

Running RAID 6 with a smaller drive

It looks like one of my hard drives failed in our RAID 6 (4 x 2TB) configuration. Unfortunately, I only have immediate access to a 1TB drive. Would there be an issue with temporarily replacing the 2TB ...
3
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1answer
684 views

Is there any downtime when expanding a volume on an iSCSI setup using Synology Hybrid RAID?

The subject sums up the scenario. I believe the answer is there is no downtime but the system might simply be slower during the rebuild. Which is fine. But if there is downtime, how long? A small blip ...
6
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1answer
2k views

Synology and Active Directory - “no logon servers available”

I have a Synology Diskstation DS412+ here configured for Active Directory authentication on the shared folders. I have a shared folder that our backup software writes backups to (so, CIFS). This all ...