QNAP Systems Ts 253 User Guide

1 
 
 
 
 
QNAP Turbo NAS 
Software User Manual  
 
(Version: 4.3.x) 
 
 
This manual is applicable to the following Turbo NAS models:  
1-Bay TS-131, TS-131P 
2-Bay TS-231, TS-231+, TS-231P, HS-251, HS-251+, TS-251, TS-251+, TS-251A, 
TS-251C, TS-253 Pro, TS-253A, TS-269L, TS-269 Pro 
4-Bay IS-400 Pro, TS-431, TS-431U, TS-431+, TS-431P, TS-431X, TS-431XU, 
TS-431XU-RP, TS-451, TS-451+, TS-451S, TS-451U, TS-451A, TBS-453A, 
IS-453S, TS-453S Pro (SS-453 Pro), TS-453 Pro, TS-453A, TS-453U, TS-453U-RP,...

2 
 
15-Bay TVS-EC1580MU-SAS-RP, TVS-EC1580MU-SAS-RP R2 
16-Bay TS-1635, TS-1679U-RP, TS-EC1679U-RP, TS-EC1679U-SAS-RP, 
TS-EC1680U(TS-EC1680U-RP), TS-EC1680U R2, TVS-EC1680U-SAS-RP, 
TVS-EC1680U-SAS-RP R2, TS-1685, TDS-16489U 
18-Bay SS-EC1879U-SAS-RP, TES-1885U 
24-Bay SS-EC2479U-SAS-RP, TS-EC2480U(TS-EC2480U-RP), TS-EC2480U R2, 
TVS-EC2480U-SAS-RP, TVS-EC2480U-SAS-RP R2 
30-Bay TES-3085U 
 
*Unless otherwise specified, the content of this manual applies to all the above NAS models. 
*For user manuals...

3 
 
Table of Contents 
Notice ......................................................................................................................... 7 
Legal Notice and Disclaimer ........................................................................................ 8 
Regulatory Notice .................................................................................................... 10 
Document Annotation...

4 
 
iSCSI ................................................................................................................ 106 
Virtual Disk ........................................................................................................ 125 
Security ............................................................................................................... 127 
Hardware ............................................................................................................. 129 
Power...

5 
 
SNMP Settings ...................................................................................................... 223 
Service Discovery .................................................................................................. 225 
FTP ...................................................................................................................... 226 
Network Recycle Bin .............................................................................................. 228 
Business...

6 
 
HybridDesk Station ................................................................................................ 333 
iTunes Server ....................................................................................................... 336 
Multimedia Management ........................................................................................ 337 
Music Station ........................................................................................................ 341...

7 
 
 
 
Notice 
 
Legal Notice and Disclaimer 
Regulatory Notice 
Document Annotation 
Safety Information and Precautions  

8 
 
 
 
 
 
Legal Notice and Disclaimer 
 
Thank you for choosing QNAP products! This user manual provides detailed instructions of using the 
Turbo NAS (network-attached storage). Please read carefully and start to enjoy the powerful functions 
of the Turbo NAS! 
The Turbo NAS is hereafter referred to as the NAS.  
This manual provides the description of all the functions of the NAS. The product you purchased 
may not support certain functions dedicated to specific models. 
 
Legal Notices 
 
All...

9 
 
Back up the system periodically to avoid any potential data loss. QNAP disclaims any responsibility of 
all sorts of data loss or recovery. 
 
Should you return any components of the NAS package for refund or maintenance, make sure they are 
carefully packed for shipping. Any form of damages due to improper packaging will not be 
compensated. 
 
QNAP, QNAP logo, QTS, myQNAPcloud and VioStor are trademarks or registered trademarks of QNAP 
Systems, Inc. or its subsidiaries. Other names and brands may...

10 
 
 
 
 
Regulatory Notice 
 
FCC Notice 
 
QNAP NAS comply with different FCC compliance classes. Please refer the Appendix for details. Once 
the class of the device is determined, refer to the following corresponding statement. 
   
FCC Class A Notice 
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two 
conditions: 
1. This device may not cause harmful interference. 
2. This device must accept any interference received, including interference that may...