Asus RT-AC1200GU User manual

User Guide
RT-AC1200GU
Wireless-AC1200 Dual Band USB Router

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Copyright © 2018 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
registered trademarks or copyrights of their respective companies, and are used
only for identication or explanation and to the owners’benet, without intent
to infringe.
E12039
First Edition V1
September 2018

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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
1.5 Setup Requirements ................................................................ 10
1.6 Router Setup............................................................................... 11
1.6.1 Wired connection..................................................................11
1.6.2 Wireless connection.............................................................12
2 Getting started
2.1 Logging into the Web GUI ..................................................... 14
2.2 Quick Internet Setup (QIS) with Auto-detection ........... 15
2.3 Connecting to your wireless network................................ 19
3 Conguring the General settings
3.1 Using the Network Map ......................................................... 20
3.1.1 Setting up the wireless security settings......................21
3.1.2 Managing your network clients.......................................22
3.1.3 Monitoring your USB device.............................................23
3.2 Creating a Guest Network...................................................... 26
3.3 Using the Trac Manager...................................................... 28
3.3.1 Managing QoS (Quality of Service) Bandwidth..........28
3.3.2 Monitoring Trac .................................................................31
3.4 Setting up Parental Control................................................... 32
3.5 Using the USB Application..................................................... 33
3.5.1 Using AiDisk............................................................................33
3.5.2 Using Servers Center............................................................35
3.5.3 3G/4G ........................................................................................40

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Table of contents
4 Conguring the Advanced Settings
4.1 Wireless......................................................................................... 42
4.1.1 General......................................................................................42
4.1.2 WPS ............................................................................................45
4.1.3 Wireless MAC Filter...............................................................47
4.1.4 RADIUS Setting ......................................................................48
4.1.5 Professional.............................................................................49
4.2 LAN................................................................................................. 51
4.2.1 LAN IP........................................................................................51
4.2.2 DHCP Server............................................................................52
4.2.3 Route .........................................................................................54
4.2.4 IPTV ............................................................................................55
4.3 WAN ............................................................................................... 56
4.3.1 Internet Connection.............................................................56
4.3.2 Port Trigger..............................................................................59
4.3.3 Virtual Server/Port Forwarding........................................60
4.3.4 DMZ............................................................................................64
4.3.5 DDNS .........................................................................................65
4.3.6 NAT Passthrough...................................................................66
4.4 IPv6................................................................................................. 67
4.5 Firewall.......................................................................................... 68
4.5.1 General......................................................................................68
4.5.2 URL Filter ..................................................................................69
4.5.3 Keyword lter .........................................................................69
4.5.4 Network Services Filter .......................................................70
4.6 Administration ........................................................................... 72
4.6.1 Operation Mode....................................................................72
4.6.2 System.......................................................................................73
4.6.3 Firmware Upgrade................................................................74
4.6.4 Restore/Save/Upload Setting ...........................................74

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Table of contents
4.7 System Log .................................................................................. 75
5 Utilities
5.1 Device Discovery....................................................................... 76
5.2 Firmware Restoration .............................................................. 77
5.3 Setting up your printer server.............................................. 78
5.3.1 ASUS EZ Printer Sharing .....................................................78
5.3.2 Using LPR to Share Printer.................................................82
6 Troubleshooting
6.1 Basic Troubleshooting............................................................. 87
6.2 Frequently Asked Questions (FAQs) .................................. 90
Appendices
Notices .....................................................................................................100
ASUS Contact information..................................................................113
Networks Global Hotline Information.............................................114

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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-AC1200GU Wireless Router Network cable (RJ-45)
Power adapter Quick Start Guide
Warranty card
1.1 Welcome!
Thank you for purchasing an ASUS RT-AC1200GU Wireless Router!
The ultra-thin and stylish RT-AC1200GU features both 2.4GHz and
5GHz dual bands which delivers super fast gigabit wireless-AC
speeds up to 867 Mbps on the 5 GHz band & 300 Mbps on the 2.5
GHz band concurrently.
1.2 Package contents

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1.3 Your wireless router
1Power LED
O: No power.
On: Device is ready.
Flashing slow: Rescue mode
Flashing quick:WPS is processing.
2LAN 1~4 LEDs
O: No power or no physical connection.
On: Has physical connection to a local area network (LAN).
3WAN (Internet) LED
O: No power or no physical connection.
On: Has physical connection to a wide area network (WAN).
42.4GHz LED / 5GHz LED
O: No 2.4 GHz or 5 GHz signal.
On:Wireless system is ready.
Flashing:Transmitting or receiving data via wireless connection.
5USB LED
O: No power or no physical connection.
On: Has physical connection to USB device.
6Power (DC-IN) port
Insert the bundled AC adapter into this port and connect your router to a power source.
7Power button
Press this button to power on or off the system.

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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: +12V with max 2A current;
Operating
Temperature 0~40oCStorage 0~70oC
Operating Humidity 50~90% Storage 20~90%
8USB 2.0 port
Insert a USB device such as USB hard disk or USB flash drive into the port.
Insert your iPad’s USB cable into the port to charge your iPad.
9Reset button
This button resets or restores the system to its factory default settings.
10 WAN (Internet) port
Connect a network cable into this port to establish WAN connection.
11 LAN 1 ~ 4 ports
Connect network cables into these ports to establish LAN connection.
12 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.
• Keepthedeviceawayfrom802.11b/gor20MHzonlyWi-Fi
devices, 2.4GHz computer peripherals, Bluetooth devices,
cordlessphones,transformers,heavy-dutymotors,fluorescent
lights, microwave ovens, refrigerators, and other industrial
equipment to prevent signal interference or loss.
• Alwaysupdatetothelatestfirmware.VisittheASUSwebsiteat
http://www.asus.com to get the latest firmware updates.
• Toensurethebestwirelesssignal,orientthetwodetachable
antennas as shown in the drawing below.
90°90°

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1.5 Setup Requirements
To set up your wireless network, you need a computer that meets
the following system requirements:
• EthernetRJ-45(LAN)port(10Base-T/100Base-TX)
• IEEE802.11a/b/g/n/acwirelesscapability
• AninstalledTCP/IPservice
• WebbrowsersuchasInternetExplorer,Firefox,Safari,or
Google Chrome
NOTES:
• Ifyourcomputerdoesnothavebuilt-inwirelesscapabilities,you
may install an IEEE 802.11a/b/g/n WLAN adapter to your computer
to connect to the network.
• Withitsdualbandtechnology,yourwirelessroutersupports2.4GHz
and 5GHz wireless signals simultaneously. This allows you to do
Internet-related activities such as Internet surng or reading/writing
e-mail messages using the 2.4GHz band while simultaneously
streaming high-denition audio/video les such as movies or music
using the 5GHz band.
• SomeIEEE802.11ndevicesthatyouwanttoconnecttoyournetwork
may or may not support 5GHz band. Refer to the device's manual for
specications.
• TheEthernetRJ-45cablesthatwillbeusedtoconnectthenetwork
devices should not exceed 100 meters.