Asus RT-N12E/C1 User manual

User Guide
Wireless-N Router

2
Copyright © 2017 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
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ASUS PROVIDES THIS MANUAL“AS IS”WITHOUT WARRANTY OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
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PARTICULAR PURPOSE. IN NO EVENT SHALL ASUS, ITS DIRECTORS, OFFICERS,
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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
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SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE
FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE
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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 identification or explanation and to the owners’benefit, without intent
to infringe.
E12363
First Edition
January 2017

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Table of contents
1 Getting to know your wireless router 6
1.1 Package contents.........................................................................6
1.2 Your wireless router.....................................................................7
1.3 Positioning your router........................................................... 10
1.4 Setup Requirements ................................................................ 11
1.5 Router Setup............................................................................... 12
1.5.1 Wired connection..................................................................12
1.5.2 Wireless connection.............................................................13
2 Getting started 15
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................................ 18
3 Configuring the General settings 19
3.1 Network Map ............................................................................. 19
3.1.1 Set up the wireless security...............................................20
3.1.2 Manage your network clients...........................................20
3.2 Create a Guest Network.......................................................... 21
3.3 Traffic Manager .......................................................................... 22
3.3.1 Manage QoS (Quality of Service) Bandwidth..............22
3.3.2 Traffic Monitor........................................................................23
3.4 Set up Parental Controls......................................................... 24
4 Configure Advanced Settings 25
4.1 Wireless......................................................................................... 25
4.1.1 General......................................................................................25
4.1.2 WPS ............................................................................................28
4.1.3 WDS............................................................................................30
4.1.4 Wireless MAC Filter...............................................................31

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Table of contents
4.1.5 RADIUS Setting ......................................................................32
4.1.6 Professional.............................................................................33
4.2 LAN................................................................................................. 35
4.2.1 LAN IP........................................................................................35
4.2.2 DHCP Server............................................................................35
4.2.3 Route .........................................................................................37
4.2.4 IPTV...............................................................................................37
4.3 WAN ............................................................................................... 38
4.3.1 Internet Connection.............................................................38
4.3.2 Port Trigger..............................................................................40
4.3.3 Virtual Server/Port Forwarding........................................42
4.3.4 DMZ............................................................................................45
4.3.5 DDNS .........................................................................................46
4.3.6 NAT Passthrough...................................................................47
4.4 IPv6................................................................................................. 48
4.5 Firewall.......................................................................................... 49
4.5.1 General......................................................................................49
4.5.2 URL Filter ..................................................................................49
4.5.3 Keyword filter .........................................................................50
4.5.4 Network Services Filter .......................................................51
4.6 IPv6 Firewall ................................................................................ 52
4.7 Administration ........................................................................... 53
4.7.1 Operation Mode....................................................................53
4.7.2 System.......................................................................................54
4.7.3 Firmware Upgrade................................................................55
4.7.4 Restore/Save/Upload Setting ...........................................55

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Table of contents
4.8 System Log .................................................................................. 56
5 Utilities 57
5.1 Device Discovery....................................................................... 57
5.2 Firmware Restoration .............................................................. 57
6 Troubleshooting 58
6.1 Basic Troubleshooting............................................................. 58
6.2 Frequently Asked Questions (FAQs) .................................. 60
Appendices 67
Notices ....................................................................................................... 67
ASUS Contact information.................................................................... 81
Networks Global Hotline Information............................................... 82

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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.
Wireless-N Router Warranty Card
Power adapter Quick Start Guide
1.1 Package contents

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1.2 Your wireless router
Wireless N Router
Power LED
Off: No power.
On: Device is ready.
2.4GHz LED
Off: No 2.4GHz signal.
On:Wireless system is ready.
WAN LED
Off: No power or no physical connection.
On: Has physical connection to a wide area network (WAN).
LAN 1~4 LED
Off: No power or no physical connection.
On: Has physical connection to a local area network (LAN).
WPS / reset button (2-in-1)
This button launches the WPS wizard or resets / restores the system to its factory
default settings.
LAN 1 ~ 4 port
Connect network cables into these ports to establish LAN connection.
WAN port
Connect a network cable into this port to establish WAN connection.

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NOTES:
• Useonlytheadapterthatcamewithyourpackage.Usingother
adapters may damage the device.
• Specifications:
DC Power adapter DC Output: +19V with max 1.75A current;
Operating
Temperature 0~40oCStorage 0~70oC
Operating Humidity 50~90% Storage 20~90%
Power (DC-IN) port
Insert the bundled AC adapter into this port and connect your router to a power source.

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Bottom panel
NOTE: Mounting the wireless router to a wall is not recommended as it
reduces wireless performance.
Item Description
Mounting hooks
Use the mounting hooks to mount your router on concrete
or wooden surfaces using two round head screws.
Air vents
These vents provide ventilation to your router.

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1.3 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802.11g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threedetachable
antennas as shown in the drawing below.
45°45°
Wireless N Router

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1.4 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/
1000BaseTX)
• IEEE802.11b/g/n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 802.11b/g/n WLAN adapter to your computer to
connect to the network.
• Ifyourcomputerdoesnothavebuilt-inwirelesscapabilities,youmay
install a WLAN adapter to your computer to connect to the network.
• TheEthernetRJ-45cablesthatwillbeusedtoconnectthenetwork
devices should not exceed 100 meters.

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1.5 Router Setup
IMPORTANT!
• Useawiredconnectionwhensettingupyourwirelessrouterto
avoid possible setup problems.
• BeforesettingupyourASUSwirelessrouter,dothefollowing:
 • Ifyouarereplacinganexistingrouter,disconnectitfromyour
network.
 • Disconnectthecables/wiresfromyourexistingmodemsetup.If
your modem has a backup battery, remove it as well.
 • Rebootyourcablemodemandcomputer(recommended).
1.5.1 Wired connection
NOTE: You can use either a straight-through cable or a crossover cable
for wired connection.
To set up your wireless router via wired connection:
1. Insert your wireless router’s AC adapter to the DC-IN port and
plug it to a power outlet.
Modem
Wireless-N Router
3
1
4
2WAN
LAN

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2. Using the bundled network cable, connect your computer to
your wireless router’s LAN port.
IMPORTANT! Ensure that the LAN LED is blinking.
3 Using another network cable, connect your modem to your
wireless router’s WAN port.
4. Insert your modem’s AC adapter to the DC-IN port and plug it
to a power outlet.
1.5.2 Wireless connection
To set up your wireless router via wireless connection:
1. Insert your wireless router’s AC adapter to the DC-IN port and
plug it to a power outlet.
2 Using the bundled network cable, connect your modem to
your wireless router’s WAN port.
Wireless-N Router
4
1
3
Modem
WAN 2

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3. Insert your modem’s AC adapter to the DC-IN port and plug it
to a power outlet.
4. Install an IEEE 802.11b/g/n WLAN adapter on your computer.
NOTES:
• Fordetailsonconnectingtoawirelessnetwork,refertotheWLAN
adapter’s user manual.
• Tosetupthesecuritysettingsforyournetwork,refertothesection
Setting up the wireless security settings in Chapter 3 of this user
manual.

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2 Getting started
2.1 Logging into the Web GUI
Your ASUS Wireless Router comes with an intuitive web graphical
user interface (GUI) that allows you to easily configure its various
features through a web browser such as Internet Explorer, Firefox,
Safari, or Google Chrome.
NOTE: The features may vary with different firmware versions.
To log into the web GUI:
1. On your web browser, enter http://router.asus.com.
2. On the login page, key in the default user name (admin) and
password (admin).
3. You can now use the Web GUI to configure various settings of
your ASUS Wireless Router.
NOTE: If you are logging into the Web GUI for the first time, you will be
directed to the Quick Internet Setup (QIS) page automatically.

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2.2 Quick Internet Setup (QIS) with Auto-
detection
The Quick Internet Setup (QIS) function guides you in quickly
setting up your Internet connection.
NOTES:
• When setting the Internet connection for the first time, press the
reset button on your wireless router to reset it to its factory default
settings.
• Bydefault,theloginusernameandpasswordforyourwireless
router's Web GUI is admin. For details on changing your wireless
router's login username and password, refer to section 4.7.2 System.
• Thewirelessrouter'sloginusernameandpasswordallowsyouto
log into your wireless router's Web GUI to configure your wireless
router's settings.
1. The wireless router automatically detects if your ISP connection
type is Dynamic IP, PPPoE, PPTP, L2TP, and Static IP. Key in
the necessary information for your ISP connection type.
IMPORTANT! Obtain the necessary information from your ISP about
the Internet connection type.
NOTES:
• Theauto-detectionofyourISPconnectiontypetakesplacewhen
you configure the wireless router for the first time or when your
wireless router is reset to its default settings.
• IfQISfailedtodetectyourInternetconnectiontype,clickManual
setting and manually configure your connection settings.
2. Assign the wireless network name (SSID) and security key for
your 2.4GHz wireless connection.

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3. Your Internet and wireless settings are displayed.
4. Read the wireless network connection tutorial.

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2.3 Connecting to your wireless network
After setting up your wireless router via QIS, you can connect your
computer or other smart devices to your wireless network.
To connect to your network:
1. On your computer, select the wireless network you want to
connect to.
2. Wait while your computer establishes connection to the
wireless network successfully.
NOTE: Refer to the next chapters for more details on configuring your
wireless network's settings.

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3 Configuring the General
settings
3.1 Network Map
Network Map allows you to configure your network’s security
settings, manage your network clients.

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3.1.1 Set up the wireless security
To protect your wireless network from unauthorized access, you
need to configure its security settings.
To set up the wireless security settings:
1. From the navigation panel, go to General > Network Map.
2. OntheNetworkMapscreenandunderSystem Status, you can
configure the wireless security settings such as SSID, security
level, and encryption settings.
3. On the Network Name (SSID) field, key in a unique name for
your wireless network.
4. FromtheAuthentication Method dropdown list, select the
encryption method for your wireless network.
IMPORTANT! The IEEE 802.11n/ac standard prohibits using High
Throughput with WEP or WPA-TKIP as the unicast cipher. If you use these
encryption methods, your data rate will drop to IEEE 802.11g 54Mbps
connection.
5. Keyinyoursecuritypasskey.
6. Click Apply when done.
3.1.2 Manage your network clients
To manage your network clients:
1. From the navigation panel, go to General > Network Map tab.
2. OntheNetworkMapscreen,selecttheClient icon to display
your network client’s information.