QNAP Systems Ts 253 User Guide

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3. Enter the IP address, port number, username and password to login to the remote server. The 
default port number is 873. The login username must have read/write access to the remote 
server and a sufficient quota limit on the server. Click Test to verify the connection, and then 
click Apply. 
4. Specify the local folder by clicking the Source folder box. After expanding and locating the folder, 
double click on it to set it as the directory where the data will be replicated from. 
5. Specify...

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 Stop Stop a running replication job. 
 View View Rsync logs (replication results). 
 Edit Edit a replication job. 
 Disable Disable replication schedule. 
 Enable Enable replication schedule. 
 
To configure the timeout and retry settings of the replications jobs, click Options. 
Timeout (second): Specify a timeout value for each replication job. This is the maximum number 
of seconds to wait until a replication job is cancelled if no data has been received. 
Number of retries: Specify the...

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Real-time Remote Replication (RTRR) provides real-time or scheduled data replication and one-way 
and two-way data synchronization between two locations (such as a local NAS and a remote NAS, 
local NAS and an FTP server, or local NAS and an external drive, or replication between two local 
folders.) In real-time mode, the source folder will be monitored and any files that are new, changed, 
and renamed will be immediately replicated to the target folder. In scheduled mode, the source folder 
will...

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Synchronize data between the source and destination    
4. Enter the IP address or host name. Select the server type (Windows Share (CIFS/SMB), FTP 
server or NAS server with RTRR service enabled; For two-way synchronization, only the NAS 
server is available.) 
o Remote replication to FTP server: Specify the port number and if you want to enable FTP 
with SSL/TLS (Explicit) for encrypted data transfer. If the FTP server is behind a firewall, 
enable passive mode. Enter the username and password...

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folder drop-down list. Please note that this is only the case when the source is a FTP site. 
Two-way synchronization only supports scheduled data replication.  
The expiration time setting is not available for Replicate Now and Occurs once at in Step 7. 
Bandwidth Control in both RTRR and Rsync only works if both NAS servers of a replication job 
(sender and receiver) are QNAP NAS and use firmware version 3.6 or above.  
 
8. To configure synchronization policy, select Configure policy and...

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 Stop Stop a replication job. 
 View View job status and logs; download logs. 
 Edit Edit the connection settings of a remote server. 
Edit the settings of a replication job. 
 Delete Delete connection settings to a remote server. 
Delete a replication job. 
This button is available only after a replication job is stopped or the 
connection to the remote server is stopped. 
 
To edit the replication job properties, click Options. 
 
Under Event Logs you can enable Download Detailed Logs and...

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Snapshot Replica 
 
The Snapshot Replica allows you to replicate the volume/LUNs between different remote servers using 
snapshot technology, which provides a flexible and efficient backup service for IT professionals.  
To use this function, please enable the SSH server (Control Panel > Network Services > 
Telnet/SSH) on the remote NAS first. Note that you may also access this function via Storage 
Manager (Storage Manager > Storage Space> Snapshot > Snapshot Replica for volumes or 
Storage...

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o Compress files during transmission: Enable this option to allow file compression during the data 
transfer process. This option is recommended for a low bandwidth environments or remote 
replication over WAN. 
o Replicate all snapshots: Select this option to replicate all snapshots. If this option is not 
selected, the system will only replicate the snapshot taken by the job. 
9. Click OK. If you select the Execute backup immediately option, the replication task will start at 
once. Otherwise,...

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Cloud Backup 
 
Amazon S3 
 
Amazon S3 (Simple Storage Service) is an online storage web service offered by AWS 
(Amazon Web Services.) It provides a simple web service interface that can be used to store 
and retrieve data from anywhere on the web. With Amazon S3, you can upload data from 
your NAS to Amazon S3 or download the data from Amazon S3 to your NAS. You need to 
register an AWS account from http://aws.amazon.com and pay for the service. After signing 
up, you need to create at...

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External Backup 
 
The following topics are covered in this chapter: 
External Drive 
USB One Touch Copy 
 
External Drive 
 
The NAS supports real-time and scheduled data backup between internal disks volumes on 
the NAS and external USB/eSATA storage devices.  
 
 
To use this feature, follow these steps. 
 
Note: If an external storage device is encrypted by the NAS, make sure it is unlocked in 
External Device > External Storage before creating any backup jobs. 
 
1. Connect one or...