Asus RT-AC66U User manual

RT-AC66U
Dual Band 3x3 802.11AC Gigabit Router
User Guide

2
Copyright © 2013 ASUSTeK Computer Inc. All Rights Reserved.
No part of this manual, including the products and software described
in it, may be reproduced, transmitted, transcribed, stored in a retrieval
system, or translated into any language in any form or by any means, except
documentation kept by the purchaser for backup purposes, without the
express written permission of ASUSTeK Computer Inc. (“ASUS”).
Product warranty or service will not be extended if: (1) the product is repaired,
modied or altered, unless such repair, modication of alteration is authorized
in writing by ASUS; or (2) the serial number of the product is defaced or
missing.
ASUS PROVIDES THIS MANUAL “AS IS”WITHOUT WARRANTY OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A
PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS,
EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT, SPECIAL, INCIDENTAL,
OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS,
LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS
AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR
PRODUCT.
SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE
FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE
AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A
COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY
FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL,
INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT.
Products and corporate names appearing in this manual may or may not be
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only for identication or explanation and to the owners’ benet, without intent
to infringe.
E7891
Second Edition
January 2013

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Table of contents
1 Getting to know your wireless router
1.1 Welcome! ........................................................................................6
1.2 Package contents.........................................................................6
1.3 Your wireless router.....................................................................7
1.4 Positioning your router..............................................................9
Mounting to the stand .....................................................................10
1.5 Setup Requirements ................................................................ 11
1.6 Router Setup............................................................................... 12
1.6.1 Wired connection..................................................................12
1.6.2 Wireless connection.............................................................13
2 Getting started
2.1 Logging into the Web GUI ..................................................... 15
2.2 Quick Internet Setup (QIS) with Auto-detection ........... 16
2.3 Connecting to your wireless network................................ 20
3 Conguring the General settings
3.1 Using the Network Map ......................................................... 21
3.1.1 Setting up the wireless security settings......................22
3.1.2 Managing your network clients.......................................24
3.1.3 Monitoring your USB device.............................................25
3.2 Creating a Guest Network...................................................... 28
3.3 Using the Trac Manager ...................................................... 30
3.3.1 Managing QoS (Quality of Service) Bandwidth..........30
3.3.2 Monitoring Trac .................................................................34
3.4 Setting up Parental Control................................................... 35
3.5 Using the USB Application..................................................... 37
3.5.1 Using AiDisk...............................................................................37
3.5.2 Using Servers Center............................................................39

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Table of contents
3.5.3 3G/4G ........................................................................................45
3.6 Using AiCloud............................................................................. 47
3.6.1 Cloud Disk................................................................................48
3.6.2 Smart Access...........................................................................49
3.6.3 Smart Sync...............................................................................50
4 Conguring the Advanced Settings
4.1 Wireless......................................................................................... 52
4.1.1 General......................................................................................52
4.1.2 WPS ............................................................................................55
4.1.3 Bridge ........................................................................................57
4.1.4 Wireless MAC Filter ...............................................................59
4.1.5 RADIUS Setting ......................................................................60
4.1.6 Professional.............................................................................61
4.2 LAN................................................................................................. 63
4.2.1 LAN IP ........................................................................................63
4.2.2 DHCP Server............................................................................64
4.2.3 Route .........................................................................................65
4.2.4 IPTV...............................................................................................66
4.3 WAN ............................................................................................... 67
4.3.1 Internet Connection.............................................................67
4.3.2 Port Trigger..............................................................................70
4.3.3 Virtual Server/Port Forwarding........................................72
4.3.4 DMZ............................................................................................75
4.3.5 DDNS .........................................................................................76
4.3.6 NAT Passthrough...................................................................77
4.4 IPv6................................................................................................. 78
4.5 VPN Server................................................................................... 79
4.6 Firewall.......................................................................................... 80
4.6.1 General......................................................................................80
4.6.2 URL Filter ..................................................................................80

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Table of contents
4.6.3 Keyword lter .........................................................................81
4.6.4 Network Services Filter .......................................................82
4.7 Administration ........................................................................... 83
4.7.1 Operation Mode ....................................................................83
4.7.2 System.......................................................................................84
4.7.3 Firmware Upgrade................................................................85
4.7.4 Restore/Save/Upload Setting ...........................................85
4.8 System Log .................................................................................. 86
5 Utilities
5.1 Device Discovery....................................................................... 87
5.2 Firmware Restoration .............................................................. 88
5.3 Setting up your printer server .............................................. 89
5.3.1 ASUS EZ Printer Sharing .....................................................89
5.3.2 Using LPR to Share Printer .................................................93
5.4 Download Master...................................................................... 98
5.4.1 Conguring Bit Torrent download settings.................99
5.4.2 NZB settings:........................................................................ 100
6 Troubleshooting
6.1 Basic Troubleshooting...........................................................101
6.2 Frequently Asked Questions (FAQs) ................................104
Appendices
Notices .....................................................................................................114
ASUS Contact information..................................................................128
Networks Global Hotline Information.............................................129

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1 Getting to know your wireless
router
NOTES:
• If any of the items are damaged or missing, contact ASUS for
technical inquiries and support, Refer to the ASUS Support Hotline
list at the back of this user manual.
• Keep the original packaging material in case you would need future
warranty services such as repair or replacement.
RT-AC66U Wireless Router Network cable (RJ-45)
Power adapter Quick Start Guide
Support CD (Manual, utility software) Warranty card
Stand
1.1 Welcome!
Thank you for purchasing an ASUS RT-AC66U Wireless Router!
The ultra-thin and stylish RT-AC66U features a 2.4GHz and 5GHz
dual bands for an unmatched concurrent wireless HD streaming;
SMB server, UPnP AV server, and FTP server for 24/7 le sharing;
a capability to handle 300,000 sessions; and the ASUS Green
Network Technology, which provides up to 70% power-saving
solution.
1.2 Package contents

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1.3 Your wireless router
Power LED
O: No power.
On: Device is ready.
Flashing slow: Rescue mode
Flashing quick: WPS is processing.
LAN LED
O: No power or no physical connection.
On: Has physical connection to a local area network (LAN).
Flashing: Transmitting or receiving data via wireless connection.
WAN LED
O: No power or no physical connection.
On: Has physical connection to a wide area network (WAN).
Flashing: Transmitting or receiving data via wireless connection.
2.4GHz LED / 5GHz LED
O: No 2.4GHz or 5GHz signal.
On: Wireless system is ready.
Flashing: Transmitting or receiving data via wireless connection.

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NOTES:
• Use only the adapter that came with your package. Using other
adapters may damage the device.
• Specications:
DC Power adapter DC Output: +19V with max 1.58A current;
Operating
Temperature 0~40oC Storage 0~70oC
Operating Humidity 50~90% Storage 20~90%
USB LED
O: No power or no physical connection.
On: Has physical connection to USB devices.
Power (DC-IN) port
Insert the bundled AC adapter into this port and connect your router to a
power source.
Power button
Press this button to power on or o the system.
USB 2.0 ports
Insert USB 2.0 devices such as USB hard disks or USB ash drives into these
ports.
Insert your iPad’s USB cable into one of these ports to charge your iPad.
Reset button
This button resets or restores the system to its factory default settings.
WAN (Internet) port
Connect a network cable into this port to establish WAN connection.
LAN 1 ~ 4 ports
Connect network cables into these ports to establish LAN connection.
WPS button
This button launches the WPS Wizard.

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1.4 Positioning your router
For the best wireless signal transmission between the wireless
router and the network devices connected to it, ensure that you:
• Place the wireless router in a centralized area for a maximum
wireless coverage for the network devices.
• Keep the device away from metal obstructions and away from
direct sunlight.
• To prevent signal interference or loss, keep the device away
from 802.11g or 20MHz only Wi-Fi devices, 2.4GHz computer
peripherals, Bluetooth devices, cordless phones, transformers,
heavy-duty motors, uorescent lights, microwave ovens,
refrigerators, and other industrial equipment.
• To ensure the best wireless signal, orient the three detachable
antennas as shown in the drawing below.
45°45°
90°

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Mounting to the stand
To mount to the stand:
• Align and insert the stand’s mounting hooks to the wireless
router’s mounting holes.