Mercusys AC1200 User manual

User Guide
AC1200 Wireless Dual Band Gigabit Router
AC12G
REV1.0.0
1910080040

COPYRIGHT & TRADEMARK
Specifications are subject to change without notice. is a
registered trademark of MERCUSYS TECHNOLOGIES CO., LTD. Other brands and product
names are trademarks or registered trademarks of their respective holders.
No part of the specifications may be reproduced in any form or by any means or used to make
any derivative such as translation, transformation, or adaptation without permission from
MERCUSYS TECHNOLOGIES CO., LIMITED. Copyright © 2019 MERCUSYS TECHNOLOGIES
CO., LIMITED. All rights reserved.
http://www.mercusys.com

CE Mark Warning
This is a class B product. In a domestic environment, this product may cause radio interference,
in which case the user may be required to take adequate measures.
OPERATING FREQUENCY(the maximum transmitted power)
2400 MHz -2483.5 MHz(20dBm)
5150 MHz -5250 MHz(23dBm)
EU declaration of conformity
TP-Link hereby declares that the device is in compliance with the essential requirements and
other relevant provisions of directives 2014/53/EU, 2009/125/EC and 2011/65/EU.
The original EU declaration of conformity may be found at http://www.mercusys.com/en/ce
RF Exposure Information
This device meets the EU requirements (2014/53/EU Article 3.1a) on the limitation of exposure
of the general public to electromagnetic fields by way of health protection.
The device complies with RF specifications when the device used at 20 cm from your body.
National restrictions
Attention: This device may only be used indoors in all EU member states and EFTA countries.
Продукт сертифіковано згідно с правилами системи УкрСЕПРО на відповідність вимогам
нормативних документів та вимогам, що передбачені чинними законодавчими актами
України.

Safety Information
•Keep the device away from water, fire, humidity or hot environments.
•Do not attempt to disassemble, repair, or modify the device.
•Do not use damaged charger or USB cable to charge the device.
•Do not use any other chargers than those recommended.
•Do not use the device where wireless devices are not allowed.
•Adapter shall be installed near the equipment and shall be easily accessible.
•Use only power supplies which are provided by manufacturer and in the original
packing of this product. If you have any questions, please don't hesitate to contact us.
Please read and follow the above safety information when operating the device. We cannot
guarantee that no accidents or damage will occur due to improper use of the device. Please
use this product with care and operate at your own risk.
Explanation of the symbols on the product label
Symbol
Explanation
DC voltage
Indoor use only
RECYCLING
This product bears the selective sorting symbol for Waste electrical and
electronic equipment (WEEE). This means that this product must be handled
pursuant to European directiv
e 2012/19/EU in order to be recycled or
dismantled to minimize its impact on the environment.
User has the choice to give his product to a competent recycling organization or
to the retailer when he buys a new electrical or electronic equipment.

CONTENTS
Conventions........................................................................................................................... 1
Chapter 1. Introduction................................................................................................... 2
1.1 Product Overview............................................................................................................................. 2
1.2 Product Appearance....................................................................................................................... 2
1.2.1 The Front Panel................................................................................................................... 2
1.2.2 The Rear Panel .................................................................................................................... 3
Chapter 2. Connecting the Router ............................................................................... 4
2.1 System Requirements .................................................................................................................... 4
2.2 Installation Environment Requirements ................................................................................... 4
2.3 Connecting the Router ................................................................................................................... 4
Chapter 3. Quick Installation Guide ............................................................................. 6
Chapter 4. Basic Configuration..................................................................................... 9
4.1 Device Management ....................................................................................................................... 9
4.2 Network..............................................................................................................................................10
4.3 Wireless .............................................................................................................................................13
Chapter 5. Advanced Configuration..........................................................................15
5.1 Network..............................................................................................................................................15
5.1.1 WAN Settings ....................................................................................................................15
5.1.2 LAN Settings......................................................................................................................25
5.1.3 IPv6 .......................................................................................................................................25
5.1.4 IPTV.......................................................................................................................................27
5.1.5 MAC Address Settings...................................................................................................28
5.1.6 DHCP Server......................................................................................................................29
5.1.7 IP & MAC Binding..............................................................................................................30
5.2 2.4GHz Wireless..............................................................................................................................31
5.2.1 Host Network.....................................................................................................................31
5.2.2 Guest Network ..................................................................................................................33
5.3 5GHz Wireless .................................................................................................................................34
5.3.1 Host Network.....................................................................................................................34
5.3.2 Guest Network ..................................................................................................................35
5.4 Network Control..............................................................................................................................36
5.4.1 Parental Controls .............................................................................................................36
5.4.2 Access Control .................................................................................................................37

5.5 Advanced Users..............................................................................................................................41
5.5.1 Virtual Server.....................................................................................................................41
5.5.2 DMZ Server ........................................................................................................................43
5.5.3 UPnP Settings ...................................................................................................................43
5.5.4 Advanced Routing ...........................................................................................................44
5.5.5 Dynamic DNS.....................................................................................................................45
5.5.6 NAT Boost...........................................................................................................................46
5.6 System Tools...................................................................................................................................46
5.6.1 Web Management............................................................................................................46
5.6.2 Time Settings.....................................................................................................................48
5.6.3 Firmware Upgrade ...........................................................................................................49
5.6.4 Backup & Restore.............................................................................................................50
5.6.5 Reboot .................................................................................................................................51
5.6.6 Change Login Password................................................................................................51
5.6.7 Diagnostic Tools...............................................................................................................52
5.6.8 System Log ........................................................................................................................54
Appendix A: Troubleshooting .........................................................................................55
Appendix B: Configuring the PC .....................................................................................58

AC12G
AC1200 Wireless Dual Band Gigabit Router
Conventions
The router or AC12G, or device mentioned in this User Guide stands for AC1200 Wireless Dual
Band Gigabit Router without any explanations.
Parameters provided in the pictures are just references for setting up the product, which may
differ from the actual situation.
You can set the parameters according to your demand.
More Info
Specifications and the latest software can be found at the product page at the official website
http://www.mercusys.com.
The Quick Installation Guide can be found where you find this guide or inside the package of
the router.
*Maximum wireless signal rates are the physical rates derived from IEEE Standard 802.11
specifications. Actual wireless data throughput and wireless coverage are not guaranteed and
will vary as a result of 1) environmental factors, including building materials, physical objects,
and obstacles, 2) network conditions, including local interference, volume and density of traffic,
product location, network complexity, and network overhead, and 3) client limitations, including
rated performance, location, connection, quality, and client condition.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
Chapter 1. Introduction
1.1 Product Overview
The router integrates 4-port Switch, Firewall, NAT-Router and Wireless AP. Powered by 2x2
MIMO technology, the router delivers exceptional range and speed, which can fully meet the
need of Small Office/Home Office (SOHO) networks and the users demanding higher
networking performance.
1.2 Product Appearance
1.2.1 The Front Panel
The router’s LEDs are located on the front panel (View from left to right).
Name
Status
Indication
SYS
Off
Power is off or the router is not working properly.
On
The router is working properly.
WI-FI
Off
The wireless function is disabled.
On
The wireless function is working properly.
WAN
Off
The WAN port is not connected.
On
The WAN port is connected.
Flashing
The WAN port is transmitting/receiving data.
LAN
Off
None of LAN ports are connected.
On
At least one LAN port is connected.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
1.2.2 The Rear Panel
The following parts are located on the rear panel (View from left to right).
Item
Description
1-3(LAN)
These ports connect the router to the local devices.
WAN
This port is where you will connect the DSL/cable Modem, or
Ethernet.
Power
The power socket is where you will connect the power adapter.
Please use the power adapter provided with this router.
WPS/Reset
Press this button for 1 second to use WPS function.
Press and hold this button for more than 5
seconds to reset the
router.
Wireless antenna
To receive and transmit the wireless data.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
Chapter 2. Connecting the Router
2.1 System Requirements
•Broadband Internet Access Service (DSL/Cable/Ethernet)
•One DSL/Cable Modem that has an RJ45 connector (which is not necessary if the router is
connected directly to the Ethernet.)
•PCs with a working Ethernet Adapter and an Ethernet cable with RJ45 connectors
•TCP/IP protocol on each PC
•Web browser, such as Microsoft Internet Explorer, Mozilla Firefox or Apple Safari
2.2 Installation Environment Requirements
•Place the router in a well-ventilated place far from any heater or heating vent
•Avoid direct irradiation of any strong light (such as sunlight)
•Keep at least 2 inches (5 cm) of clear space around the router
•Operating Temperature: 0℃~40℃(32℉~104℉)
•Operating Humidity: 10%~90%RH, Non-condensing
2.3 Connecting the Router
If your Internet connection is through an Ethernet cable from the wall instead of through a
DSL/Cable/Satellite modem, connect the Ethernet cable directly to the router’s Internet port,
then follow steps 4 and 5 to complete the hardware connection.
1. Turn off the modem and remove the backup battery if it has one.
2. Connect the modem to the WAN port on your router with an Ethernet cable.
3. Turn on the modem, and then wait about 2 minutes for it to restart.
4. Turn on the router.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
5. Verify that the hardware connection is correct before continuing.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
Chapter 3. Quick Installation Guide
This chapter will show you how to configure the basic functions of your router using Quick
Setup Wizard within minutes.
1. To access the web management page, open a web browser and enter the default domain
name http://mwlogin.net in the address field.
2. A login window will appear. Create a login password when prompted. Then click .
For subsequent login, use the password you have set.
NOTE:
Before configuring the router, you need to set up the TCP/IP Protocol in
Obtain an IP
address automatically mode on your PC. For detailed instructions, please refer to
Appendix
B: Configuring the PC.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
3. Select your Internet connection type and enter the corresponding parameters with the
information provided by your ISP and click .
4. Customize the 2.4GHz and 5GHz wireless network name and password, or leave them as
default. It is recommended that you set a strong password using a combination of letters,
numbers and symbols. Then click .
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AC12G
AC1200 Wireless Dual Band Gigabit Router
5. Click to complete the Quick Setup.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
Chapter 4. Basic Configuration
After your successful login, you will see the basic configuration page. The main menus are on
the left of the page. On the right you can configure the corresponding function.
There are three functions on the Basic page: Device Management, Network and Wireless.
The detailed explanations for each function are listed below.
4.1 Device Management
Choose Device Management, you can view and manage the connected or blocked devices on
the page.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
1. Connected Devices
•Device Name-Displays the name and IP address of the device. You can click to edit
the device name.
•Rate - Displays the current upstream and downstream speed of the device.
•Upstream/Downstream - You can click the button or in the column to limit the
upstream or downstream speed for the device.
•Block - Click to remove the device from the list.
2. Blocked Devices
•Device Name-Displays the name and MAC address of the blocked device. You can click
to edit the device name.
•Allow - Click to allow the device to connect to the router.
4.2 Network
Choose Network, you can view and customize the basic Internet settings on the page.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
1. PPPoE
Select this type if you use DSL (Digital Subscriber Line) service and are provided with a
username and password by the ISP.
2. Dynamic IP
Select this type if your ISP provides the DHCP service, and the router will automatically get IP
parameters from your ISP.
3. Static IP
Select this type if your ISP provides a static IP address, subnet mask, gateway and DNS
settings.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
4. L2TP
Select this type if you connect to an L2TP VPN Server and are provided with a username,
password, and IP address/domain name of the server by the ISP.
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AC12G
AC1200 Wireless Dual Band Gigabit Router
5. PPTP
Select this type if you connect to a PPTP VPN Server and are provided with a username,
password, and IP address/domain name of the server by the ISP.
4.3 Wireless
Choose Wireless, and you can change the SSID (network name) and password on the page.
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AC1200 Wireless Dual Band Gigabit Router
•SSID - Enter a value of up to 32 characters. The default SSID is MERCUSYS_XXXX for
2.4GHz and MERCUSYS_XXXX_5G for 5GHz (XXXX indicates the last unique four numbers
of each router’s MAC address). This field is case-sensitive.
•Password - Enter 8-63 characters using a combination of numbers, letters and symbols.
The security version is WPA2-PSK/WPA-PSK, which supports AES encryption that
provides a good level of security.
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