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

learn more… | top users | synonyms

1
vote
1answer
25 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 ...
0
votes
0answers
4 views

Implement QoS on home network (maybe using a Synology NAS) [migrated]

My home router (Technicolor TG784n v3, firmware version 8.G.M.1) has no Quality of Service (QoS) settings. Still, I would like to implement QoS, mainly to be able to control bandwidth occupancy by ...
1
vote
0answers
20 views

Synology ssh port receiving too many intrusion attacks, how to ban systematically? [migrated]

I have a synology NAS which I leave at home, and leave it open so I can access it remotely from the office. One of the useful things to do is enable the ssh port so I can access it with my terminal. ...
0
votes
0answers
20 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 - ...
2
votes
0answers
32 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 ...
0
votes
1answer
18 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 ...
1
vote
1answer
107 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 ...
0
votes
1answer
223 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 ...
2
votes
1answer
173 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 ...
1
vote
2answers
196 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]: ...
0
votes
1answer
73 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 ...
0
votes
1answer
242 views

Disk Usage Analyzer on Synology

How can I get an overview of the disk usage on a Synology hard drives like this:
1
vote
1answer
195 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
160 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 ...
0
votes
1answer
198 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 ...
-1
votes
1answer
121 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 ...
0
votes
0answers
275 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 ...
0
votes
0answers
184 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 ...
6
votes
1answer
311 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 ...
1
vote
2answers
1k 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 ...
0
votes
0answers
531 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 ...
0
votes
0answers
100 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 ...
0
votes
0answers
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 ...
0
votes
0answers
71 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 ...
0
votes
0answers
188 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 ...
0
votes
0answers
134 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 ...
0
votes
1answer
46 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 ...
0
votes
3answers
659 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: ...
0
votes
0answers
1k 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 ...
3
votes
1answer
530 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 ...
0
votes
0answers
226 views

NFS Synology NAS share serves wrong permissions

We have this really weird issue where the permissions on a file on an NFS share show unix permissions of 000 until I stat the directory that the file is in. For instance, if I run: while true do ...
1
vote
3answers
2k 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 - ...
0
votes
0answers
164 views

What bus size does the armadaxp CPU with armv7l architecture of a Synology DS214 have?

less /proc/cpuinfo prints Processor : Marvell PJ4Bv7 Processor rev 2 (v7l) processor : 0 BogoMIPS : 1064.96 processor : 1 BogoMIPS : 1064.96 Features : swp ...
1
vote
0answers
795 views

How to setup/overcome file size limitation/“file too large” error in samba/cifs 2.1 on Synology DS214 with DSM 5

I'm mounting a samba share with some sparse files over cifs with -o username=user,gid=999,uid=999,rw,vers=1.0. The NAS has 3TB capacity and 500 GB free disk space, creating a 4TB sparse file with ...
0
votes
1answer
859 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 ...
4
votes
1answer
1k 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 ...
0
votes
1answer
354 views

Mitigating low usb disk space error in backup scenario

In our workplace we have setup a backup system consisting the Symantec Backup Exec 2010 R3 and Synology NAS The backup are scheduled as follows Symantec Backup Exec ---[1]---> Synology Rack ...
6
votes
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 ...
3
votes
1answer
14k 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 ...
2
votes
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 ...
-2
votes
1answer
5k views

How to configure synology NAS for SMTP server [closed]

first of all I have to admit that I'm a beginner in this topic. In fact this is my first post. I have a synology 213J that I want to configure as SMTP server. I discovered that I needed a domain in ...
0
votes
1answer
833 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 ...
0
votes
0answers
1k views

Is it possible to choose the Amazon Glacier Vault when backing up from Synology NAS?

I am using Amazon Glacier Backup on a Synology NAS (rackstation). But the Synology backup software for glacier does not allow me to choose the vault to backup to. This means I can not give my own ...
1
vote
1answer
6k 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 ...
2
votes
1answer
1k 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 ...
0
votes
0answers
284 views

Only specify IPv6 suffix in DSM

I'm using a dual stack connection at home and have a DS213+. As my public IP (both v4 and v6) is dynamic, I'd like to only specify a suffix in my Diskstation's network configuration. My router ...
1
vote
0answers
84 views

WFS/NFS Shares lagging then crashing client machines

We're running a Windows domain (2008 R2 on 2 DC's) with a Synology Rackstation hooked up with all our shares on. We have about ~100 workstations and 30 phones hooked up to the domain (the phones have ...
-3
votes
1answer
443 views

Horde Groupware in Synology [closed]

Need information to install Horde on Synology. I heard there is a Horde package for Synology, Can someone help me find the link. I am new and tried in many ways to find it myself before asking. Thank ...
0
votes
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 ...
0
votes
0answers
4k views

Synology Cloud Station selective folder synchronization

I'm in a lab and we share a Synology RS411 with the package 'Cloud Station' installed. We have a folder called 'LabUsers' and several subfolders under it for user-a, user-b, till user-z. Everyone has ...