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

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25
votes
7answers
14k views

Can't log in via SSH to any accounts using /bin/bash shell on Synology NAS

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: 1)...
8
votes
2answers
11k views

iSCSI drive doesn't mount after reboot of windows 2008 r2

I have a server with Win2008R2 and a synology NAS. On the Nas there are 6 iSCSI partitions which are mounted on the windows server. The windows server is virtualized under Hyper-V. After rebooting ...
6
votes
2answers
7k views

How to do the equivalent of Synology Hybrid Raid on Linux myself?

http://forum.synology.com/wiki/index.php/What_is_Synology_Hybrid_RAID%3F Synology is just Linux and uses LVM. How do their tools automate LVM to achieve what they call their Hybrid Raid?
6
votes
2answers
4k views

Can I run iostat on a Synology?

I have a Synology RS812RP+ which I'm using for a little bit of departmental testing. I've stuffed a bunch of SSD disks in it, and I'm curious about monitoring the disk IO. iostat doesn't come pre-...
6
votes
1answer
726 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 5....
6
votes
1answer
3k 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 ...
5
votes
2answers
3k 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 ...
4
votes
1answer
3k views

Can't get rsync over sftp to work

I'm trying to set up a backup system from an Ubuntu server to a Synology NAS (DS413j) using rsync and sftp. I have created a user for this that we can call ubuntu-backup. I have a directory in ubuntu-...
4
votes
2answers
27k 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 ...
4
votes
2answers
12k views

Understanding the S.M.A.R.T. values from a Synology 1812+ device

I have a Synology 1812+ NAS with 8 3TB drives configured as RAID 5. Its running DSM 4.1. It was purchased to replace USB drives, consolidate storage and short term OS X backups using Time Machine. ...
4
votes
4answers
6k 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 ...
3
votes
1answer
1k 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 ...
3
votes
2answers
2k views

iSCSI target stuck reconnecting after server reboots

I've been having some ongoing issues with my iSCSI connection not reconnecting itself after the server reboots, as shown below: OS is Windows Server 2008 R2. The iSCSI device is for my SQL Server ...
3
votes
1answer
13k views

How to configure Synology to use only standard HTTP ports 80 and 443 instead of 5000

I want to reconfigure a Synology running latest DSM 5 to work on normal HTTP ports. The default configuration is to use port 5000 and 5001 for HTTPS and I do not like these because they are quite ...
3
votes
1answer
4k views

OPENVPN route all traffic - Synology

I have a synology NAS that is my OPENVPN server. I am always on the road and I want to route all of my traffic through my house. Here is my config and my log. config file dev tun tls-client ...
2
votes
2answers
8k 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 ...
2
votes
3answers
10k 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 ...
2
votes
2answers
1k 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]: ...
2
votes
2answers
2k views

Disk Usage Analyzer on Synology

How can I get an overview of the disk usage on a Synology hard drives like this:
2
votes
1answer
1k views

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 ...
2
votes
2answers
5k 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 ...
2
votes
1answer
3k 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 :-) Situation:...
2
votes
1answer
35 views

With OpenVPN how can I only let LAN go through the VPN?

So I have the following setup: Now from home I like to make a connection through OpenVPN to access my LAN from work. So I edit the config of the OpenVPN client on my home computer to: remote 180....
2
votes
1answer
258 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 ...
2
votes
1answer
3k 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 ...
2
votes
1answer
543 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 ...
2
votes
2answers
335 views

Best RAID config for Data Backup NAS?

Currently looking in to a NAS backup solution which will primarily be used for storing images of a few employees laptops and also storing some internal data. Most likely going to go with the Synology ...
2
votes
1answer
428 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 ...
2
votes
1answer
1k 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 ...
2
votes
5answers
9k views

Why do my backup fail when I target a network share hosted by a Synology DS211 disk station?

My backups are failing when I try to use a network share hosted by a Synology DS211 disk station. They work fine if I target a different network share (i.e. \server1\data\larry). When I run the ...
2
votes
2answers
3k 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 1.2....
1
vote
2answers
3k 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 ...
1
vote
1answer
3k views

How to set the default shell when chsh is not present

I've a Synology DS412+ NAS box running Busybox, which has a default shell of ash. Previously, ipkg install optware-devel was run and it installed bash and set it as the default shell. Running ipkg ...
1
vote
2answers
171 views

NAS Hard drive configuration advice?

Just got a 4 bay NAS. I want to set it up as optimal as possible. I was thinking of getting 3 x 1TB hard drives and setting up as RAID 5. The disk usage will probably be around 1TB max but there is ...
1
vote
3answers
5k views

2-way synchronisation across WAN - DFS, Synology?

our office is soon to get a little sister-office in another location. I'm struggling to understand how for example DFS could help get a proper 2-way-synchronisation done between the two locations - ...
1
vote
1answer
887 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 ...
1
vote
1answer
557 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 ...
1
vote
1answer
68 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 ...
1
vote
2answers
3k views

How to get more informatin regarding a Synology S.M.A.R.T error

I have a 3TB Seagate Barracuda (ST3000DM001-9YN1) that is less than a year old, and my Synology DS1512+ is reporting it as "S.M.A.R.T. Status = Abnormal" and telling me to replace the drive. While I ...
1
vote
2answers
498 views

Synology NAS server for home network? [closed]

I am considering a Synology DS1511+ for my a development network. I was going down the Drobo Pro FS road until I discovered that their performance is fairly weak. This is sad because a friend of mine ...
1
vote
2answers
7k views

How to add Synology NFS share to ESXi?

I have created an nfs share on a synology NAS. I want to add the share to an ESXi host, but without success. Configuration of the nfs share: I inserted the IP of the ESXi host, allowed read/write ...
1
vote
1answer
70 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 ...
1
vote
1answer
7k 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 ...
1
vote
1answer
979 views

WHS (Windows Home Server) as an backup agent for Synology [closed]

In short, can I use a WHS as the backup agent to fetch data from our windows-based servers and perform backups to a Synology nas? We just purchased a Synology 8-bay nas as our onsite backup device. ...
1
vote
3answers
8k 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 ...
1
vote
2answers
3k views

Ubuntu rsync to synology: IP denied

I am trying to sync my (new) Ubuntu webserver directory to my Synology NAS. Network backup is enabled, when I do a dry run: rsync --dry-run . rsync://root@192.168.1.150 It shows the available ...
1
vote
0answers
122 views

Synology - How to grant terminal access to a user without adding them to administrator group?

I am managing a Synology DS1813+ NAS server that holds data and files for a few dozen users. I was told by Synology support team that the only way to grant a user terminal access is by giving them ...
1
vote
1answer
35 views

Using different MailServer for special Users in the same domain

I'm new to this topic, so please have forbearance, if this is a dumb question. At the Moment, we use GMail for all Mailaddresses. To save some money, the idea is, to use an own mailserver for the ...
1
vote
1answer
1k 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 - ...
1
vote
1answer
1k 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 ...