Mercusys MR30G User manual

User Guide
AC1200 Wireless Dual Band Gigabit Router
MR30G
REV1.0.0
1910080062

COPYRIGHT & TRADEMARK
Specications 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 specications 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 © 2021 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 (20 dBm)
5150 MHz -5250 MHz (23 dBm)
EU declaration of conformity
Mercusys hereby declares that the device is in compliance with the essential requirements
and other relevant provisions of directives 2014/53/EU, 2009/125/EC, 2011/65/EU and
(EU)2015/863.
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 elds by way of health protection.
The device complies with RF specications 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, EFTA countries and
Northern Ireland.
Attention: This device may only be used indoors in Great Britain.
AT BE BG CH CY CZ DE DK
EE EL ES FI FR HR HU IE
IS IT LI LT LU LV MT NL
NO PL PT RO SE SI SK UK(NI)
UK
UK Declaration of Conformity
Mercusys hereby declares that the device is in compliance with the essential requirements
and other relevant provisions of the Radio Equipment Regulations 2017.
The original UK Declaration of Conformity may be found at
https://www.mercusys.com/support/ukca/

NCC Notice
󴱅󳞲󽘑
󱾬󳕅󲺄󹿠󸗏󴁩󱙴󱟼󱶧󵠈󲺹󹰞󲏝󴉿󽘜󹪬󶪅󴏮󱱆󽘜󱮷󱿡󲇢󷳋󳦕󱡋󵫞󶻰󲕓󱘗󳕅󳸓󷋩󸙗󴇠󹰞󵠈󱶩󲡱
󱶧󵠈󳦕󸙗󴇠󱽓󸎅󸌺󱙴󵙖󳘮󱾛󱶧󷃫󾗘
󱟼󱶧󵠈󲺹󹰞󲏝󴉿󱙴󱡋󵫞󱘗󳕅󳔈󹯁󹴔󷍵󲶾󱮭󱾛󳌢󳺀󱿷󴰢󸶲󱣭󾗝󶪅󵵏󵢮󴈄󳌢󳺀󵢮󸝭󴂸󽘜󳤑󶓉󱼑󱧃
󵫞󽘜󱘼󳻷󲉅󷋼󵎢󳌢󳺀󴂸󳿑󳕅󶱳󶲖󱡋󵫞󾗘
󱴙󸵄󱿷󴰢󸶲󱣭󽘜󳬘󱡽󹧖󱣭󶙸󵢻󴰢󸉫󲷢󱠓󴘀󱙴󵎢󶬢󹧖󸶲󱣭󾗘
󱟼󱶧󵠈󲺹󹰞󲏝󴉿󹯎󳖞󱾭󱿷󴰢󸶲󱣭󳦕󳉉󴘀󶋑󲶙󱾛󹃔󵳟󵫞󹧖󴰻󸯷󲺹󳘮󹧖󴟅󸎅󱨴󱙴󳌢󳺀󾗘
󳤑󸺺󱭾󳔈󹯁󹢂󸳼󹧎󸹈󶥚󶩁󱙴󳸝󱠓󾗘
󺂿󲝿󵷅󳬘󲀃󳘮󲡵󶬢󱿌󳕅󳤑󵫞󳿕󲓠󲷢󳑎󺝫󲻊󺝫󶥚󶩁󾗘
BSMI Notice
󲶾󱮭󸔊󸏪󱾛󴱅󳞲󱛓󹯋
Ǵ󸒾󱡋󵫞󱽓󸄅󹧖󴻣󱡹󳤑󲏝󳦕󱿌󷃫󳬞󵐲󴉆󵫕󲄘󴱅󴁩󵵙󹧖󴻣󽕧󲖸󱡋󵫞󴉆󵫕󲄘󾗘
Ǵ󴸂󵁆󴉆󵫕󲄘󱙴󱴙󸒾󱭴󳫍󳯩󹧖󴻣󶬢󸒾󱹂󱡋󵫞󴵫󺂳󲏲󹨳󴸂󵁆󱶎󳦕󵄩󳉳󸷮󸀅󴸂󵁆󾗘
Ǵ󴱅󳞲󹡩󵁱󽘜󸒾󱹂󲺿󴬱󳦕󱯇󱝎󴵫󺂳󵀾󵈕󱳭󴉆󵫕󲄘󱘔󾗘
Ǵ󳱤󴜖󷌥󹝻󱿂󱡹󸶲󹲰󱡋󵫞󽘜󱝥󶃘󱣣󴉆󵫕󲄘󵵙󳸝󱠓󱿔󹪲󱘼󹡩󴦛󸸵󵓈󽘜󸒾󱹂󲛈󲜒󳦕󸉜󷤨󹝻󱿂󾗘
Ǵ󸒾󱹂󲺿󴉆󵫕󲄘󶷉󳻿󳿕󹪲󸳼󵓈󴻣󵵙󲔲󳿑󹢲󹪬󴈄󴦜󳋃󵵙󸶲󹲰󽘜󲀥󱴒󱘗󱿔󳻿󲔩󲸺󹝸󱟺󶷉󱙆󾗘
Ǵ󱘗󸉔󶊺󷋩󳪳󹝻󴟅󴩞󳦕󷋩󸀅󶪿󱣾󽘜󲤖󵫕󲄘󴈄󳼇󹤜󸒾󷌥󱽓󳏷󳦕󱝠󵢻󲇢󶿂󶱐󾗘
設備名稱：AC1200 Wireless Dual Band Gigabit
Router
Equipment name
型號（型式）：MR30G
Type designation (Type)
單元
Unit
限用物質及其化學符號
Restricted substances and its chemical symbols
鉛
Lead
(Pb)
汞
Mercury
(Hg)
鎘 Cadmium
(Cd)
六價鉻
Hexavalent
chromium
(Cr+6)
多溴聯苯
Polybrominated
biphenyls
(PBB)
多溴二苯醚
Polybrominated
diphenyl ethers
(PBDE)
PCB ○ ○ ○ ○ ○ ○
外殼 ○ ○ ○ ○ ○ ○
電源供應
器—○ ○ ○ ○ ○
天線 ○ ○ ○ ○ ○ ○

備考 1.〝超出 0.1 wt %〞及〝超出 0.01 wt %〞係指限用物質之百分比含量超出百分比含量基準值
Note 1: “Exceeding 0.1 wt %” and “exceeding 0.01 wt %” indicate that the percentage content of the restricted
substance exceeds the reference percentage value of presence condition.
備考 2.〝○〞係指該項限用物質之百分比含量未超出百分比含量基準值。
Note 2: “○” indicates that the percentage content of the restricted substance does not exceed the percentage of
reference value of presence.
備考 3.〝－〞係指該項限用物質為排除項目。
Note 3: The “−” indicates that the restricted substance corresponds to the exemption.
Продукт сертифіковано згідно с правилами системи УкрСЕПРО на відповідність
вимогам нормативних документів та вимогам, що передбачені чинними законодавчими
актами України.
Safety Information
Ǵ Keep the device away from water, re, humidity or hot environments.
Ǵ Do not attempt to disassemble, repair, or modify the device. If you need service, please
contact us.
Ǵ Do not use damaged charger or USB cable to charge the device.
Ǵ Do not use any other chargers than those recommended
Ǵ Do not use the device where wireless devices are not allowed.
Ǵ Adapter shall be installed near the equipment and shall be easily accessible.
Ǵ 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
Class II equipment
Polarity of d.c. power connector
Energy eciency Marking
Indoor use only
Operator’s manual

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 directive 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 ...............................................................................................................01
Chapter 1 Introduction ..........................................................................................02
1.1 Product Overview..............................................................................................................02
1.2 Product Appearance........................................................................................................02
1. 2. 1 The Front Panel.....................................................................................................02
1. 2. 2 The Rear Panel ......................................................................................................03
Chapter 2 Connect to the Internet.....................................................................04
2. 1. Position Your Router.........................................................................................................04
2. 2. Connect to the Internet ..................................................................................................04
2. 2. 1. Router Mode...........................................................................................................04
2. 2. 2. Access Point Mode..............................................................................................06
Chapter 3 Log In to the Router............................................................................08
Chapter 4 Congure the Router in Wireless Router Mode..........................09
4. 1. Operation Mode.................................................................................................................09
4. 2. Network.................................................................................................................................10
4. 2. 1. Status........................................................................................................................10
4. 2. 2. Internet.....................................................................................................................11
4. 2. 3. MAC Clone ..............................................................................................................17
4. 2. 4. NAT.............................................................................................................................18
4. 2. 5. LAN ...........................................................................................................................18
4. 2. 6. IPTV/VLAN ..............................................................................................................19
4. 2. 7. DHCP Server ..........................................................................................................19
4. 2. 8. Dynamic DNS .........................................................................................................21
4. 2. 9. Static Routing.........................................................................................................22
4. 3. Wireless ................................................................................................................................24
4. 3. 1. Wireless Settings..................................................................................................24
4. 3. 2. Guest Network.......................................................................................................25
4. 3. 3. Wireless Schedule ...............................................................................................26
4. 3. 4. WPS ...........................................................................................................................27
4. 3. 5. Additional Settings...............................................................................................29
4. 4. NAT Forwarding .................................................................................................................30

4. 4. 1. Port Forwarding.....................................................................................................30
4. 4. 2. Port Triggering.......................................................................................................32
4. 4. 3. UPnP..........................................................................................................................33
4. 4. 4. DMZ ...........................................................................................................................34
4. 5. Parental Controls...............................................................................................................35
4. 6. QoS.........................................................................................................................................38
4. 7. Security.................................................................................................................................38
4. 7. 1. Firewall......................................................................................................................39
4. 7. 2. Access Control......................................................................................................39
4. 7. 3. IP & MAC Binding ..................................................................................................41
4. 8. ALG .........................................................................................................................................42
4. 9. IPv6.........................................................................................................................................42
4. 10. System................................................................................................................................45
4. 10. 1. Firmware Upgrade................................................................................................45
4. 10. 2. Backup & Restore .................................................................................................46
4. 10. 3. Change Password ................................................................................................47
4. 10. 4.Local Management ..............................................................................................47
4. 10. 5.Remote Management .........................................................................................48
4. 10. 6. System Log.............................................................................................................50
4. 10. 7. Diagnostics.............................................................................................................51
4. 10. 8.Time...........................................................................................................................52
4. 10. 9.Language.................................................................................................................54
4. 10. 10 Reboot....................................................................................................................54
4. 10. 11 LED Control ..........................................................................................................55
Chapter 5. Congure the Router in Access Point Mode ................................56
5. 1. Operation Mode.................................................................................................................56
5. 2. Firmware Upgrade.............................................................................................................57
5. 3. Backup & Restore..............................................................................................................57
5. 4. Administration ....................................................................................................................58
5. 4. 1. Change Password ................................................................................................58
5. 4. 2. Local Management ..............................................................................................59
5. 5. System Log .........................................................................................................................60
5. 6. Diagnostics..........................................................................................................................60

5. 7. Time........................................................................................................................................62
5. 8. Reboot...................................................................................................................................63
5. 9. LED Control .........................................................................................................................64
Appendix A: FAQ (Frequently Asked Questions) .............................................65
Appendix B: Conguring the PC...........................................................................66

01
AC1200 Wireless Dual Band Gigabit Router
MR30G
Conventions
The Router, or MR30G, 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 dier from the actual situation.
You can set the parameters according to your demand.
More Info
Specications and the latest software can be found at the product page at the ocial
website http://www.mercusys.com.
The Quick Installation Guide can be found where you nd this guide or inside the
package of the router.
Speed/Coverage Disclaimer
*Maximum wireless signal rates are the physical rates derived from IEEE Standard
802.11 specications. 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 trac, product location, network complexity, and
network overhead, and 3) client limitations, including rated performance, location,
connection, quality, and client condition.
**Use of MU-MIMO requires clients to also support MU-MIMO.

02
Chapter 1 Introduction
Chapter 1 Introduction
1.1 Product Overview
Complying with the powerful 802.11ac standard, MR30G delivers blazing fast Wi-Fi
speeds up to 1200 Mbps. Choose the 300 Mbps (2.4 GHz) for internet surng, email,
and social media or 867 Mbps (5 GHz) for bandwidth-intensive tasks like HD streaming
and gaming.†
1.2 Product Appearance
1. 2. 1 The Front Panel
The router’s status LED is located on the top.
Name Status Indication
SYS
Off Power is off.
Solid Orange The router is functioning normally but the wireless networks are disabled
Flashing Flashing quickly: The WPS connection is in progress
Flashing slowly: The router is starting up or upgrading.
Solid Green The router is functioning normally and the wireless networks are enabled.

03
Chapter 1 Introduction
1. 2. 2 The Rear Panel
The following items are located on the rear panel (View from left to right).
Item Description
WPS/RESET Button Press this button for 1 second to use WPS function.
Press and hold this button for more than 5 seconds to reset the router.
LAN1, LAN2 Port These ports connect the router to the local devices.
WAN Port This port is where you will connect the router to the DSL/Cable Modem, or
Ethernet.
POWER Socket The power socket is where you will connect the power adapter. Please use the
power adapter provided with this router.
Wireless Antennas To receive and transmit the wireless data.
Item Indication
WAN Port LED
Wireless Router Mode:
Off: The WAN port is not connected.
Flashing: The WAN port is connected, but the internet is not available.
On: The WAN port is connected.
Access Point Mode:
Off: The WAN port is not connected.
On: The WAN port is connected.
LAN Port LED Off: The LAN port is not connected.
On: The LAN port is connected.

04
Chapter 2 Connect to the Internet
Chapter 2 Connect to the Internet
2. 1. Position Your Router
• The product should not be located in a place where it will be exposed to moisture or
excessive heat.
• Place the router in a location where it can be connected to multiple devices as well as to
a power source.
• Make sure the cables and power cord are safely placed out of the way so they do not
create a tripping hazard.
• The router can be placed on a shelf or desktop.
• Keep the router away from devices with strong electromagnetic reference, such as
Bluetooth devices, cordless phones and microwaves.
Generally, the router is placed on a horizontal surface, such as on a shelf or desktop. The
device also can be mounted on the wall as shown in the following figure.
∅
D
L2 H
2.5
2.87
1.63
66
4.8
14
9.06
9.06
NOTE:
5.3mm<D<8.56mm
H<2.87mm;
L2>10.13mm
Note:
The diameter of the screw, 5.3 mm<D<8.56 mm. The distance of two screws is 66 mm. The screw that project from the wall need
around 2.7 mm based, and the length of the screw need to be at least 10.13 mm to withstand the weight of the product.
2. 2. Connect to the Internet
The Router provides two working modes: Router Mode and Access Point Mode. You can
choose the mode to better suit your network needs and follow the guide to complete the
configuration.

05
Chapter 2 Connect to the Internet
2. 2. 1. Router Mode
In this mode, the router can provide internet access for multiple wired and wireless devices.
This mode is required most commonly.
1. Follow the steps below to connect your 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/
WAN port, then connect the power adapter to the router.
1 ) Turn off the modem, and remove the backup battery if it has one.
2 ) Connect the modem to the router’s WAN port with an Ethernet cable.
3 ) Connect the power adapter to the router.
4 ) Turn on the modem, and then wait about 2 minutes for it to restart.
2. Connect your computer to the router.
• Method 1: Wired
Turn off the Wi-Fi on your computer and connect the devices as shown below.
• Method 2: Wirelessly
1 ) Find the SSID (Network Name) printed on the label at the bottom of the router.
2 ) Click the network icon of your computer or go to Wi-Fi Settings of your smart device,
and then select the SSID to join the network.

06
Chapter 2 Connect to the Internet
3. Enter http://mwlogin.net in the address bar of a web browser. Create a password to log
in.
Note:
If the above screen does not pop-up, it means that your IE Web-browser has been set to a proxy. Go to menu Tools >
Internet Options > Connections > LAN Settings, in the screen that appears, untick the Using Proxy checkbox, and click
OK.
4. Follow the Quick Setup to set up the internet connection.
5. Enjoy! For wireless devices, you may have to reconnect to the wireless network if you
have customized the SSID (wireless name) and password during the configuration.
2. 2. 2. Access Point Mode
In this mode, the router changes an existing wired network into a wireless one.
1. Connect the power adapter to the router.
2. Connect the router’s WAN port (recommended) to your wired host router’s LAN port via
an Ethernet cable as shown above.

07
Chapter 2 Connect to the Internet
3. Connect a computer to the router via an Ethernet cable or wirelessly by using the SSID
(network name) printed on the bottom label of the router.
4. Enter http://mwlogin.net in the address bar of a web browser. Create a password to log
in.
Note:
If the above screen does not pop-up, it means that your IE Web-browser has been set to a proxy. Go to menu Tools >
Internet Options > Connections > LAN Settings, in the screen that appears, untick the Using Proxy checkbox, and click OK.
5. Click Change Mode in the top right corner and select Access Point Mode. Wait for the
router to reboot.
6. Follow the Quick Setup to set up the internet connection.
7. Enjoy! Connect to the wireless network by using the SSID (network name) and password
of the router.

Chapter 3 Log In to the Router
08
Chapter 3 Log In to the Router
This chapter introduces how to log in to the web management page of the router.
With the web-based utility, it is easy to configure and manage the router. The web-based utility
can be used on any Windows, Macintosh or UNIX OS with a Web browser, such as Microsoft
the Internet Explorer, Mozilla Firefox or Apple Safari.
Follow the steps below to log in to your router.
1. Set up the TCP/IP Protocol in Obtain an IP address automatically mode on your computer.
2. Visit http://mwlogin.net, and log in with the password you set for the router.
Note:
If the login window does not appear, please refer to the FAQ section.

09
Chapter 4 Congure the Router in Wireless Router Mode
Chapter 4. Congure the Router in
Wireless Router Mode
This chapter presents how to configure the various features of the router working as a
wireless router.
It contains the following sections:
• Operation Mode
• Network
• Wireless
• NAT Forwarding
• Parental Controls
• QoS
• Security
• IPv6
• System
4. 1. Operation Mode
1. Visit http://mwlogin.net, and log in with the password you set for the router.
2. Go to System > Operation Mode.
3. Select the working mode as needed and click SAVE.

10
Chapter 4 Congure the Router in Wireless Router Mode
4. 2. Network
4. 2. 1. Status
1. Visit http://mwlogin.net, and log in with password you set for the router.
2. Go to Advanced > Network > Status. You can view the current status information of the
router.
• Internet - This field displays the current settings of the internet, and you can configure
them on the Advanced > Network > Internet page.

11
Chapter 4 Congure the Router in Wireless Router Mode
• Status - Indicates whether the router has been connected to the internet.
• Internet Connection Type - Indicates the way in which your router is connected to
the internet.
• IP Address - The WAN IP address of the router.
• Subnet Mask - The subnet mask associated with the WAN IP address.
• Default Gateway - The Gateway currently used is shown here. When you use
Dynamic IP as the internet connection type, click Renew or Release here to obtain
new IP parameters dynamically from the ISP or release them.
• Primary & Secondary DNS - The IP addresses of DNS (Domain Name System)
server.
• LAN - This field displays the current settings of the LAN, and you can configure them on
the Advanced > Network > LAN page.
• MAC Address - The physical address of the router.
• IP Address - The LAN IP address of the router.
• Subnet Mask - The subnet mask associated with the LAN IP address.
• DHCP Server - This field displays the current settings of DHCP (Dynamic Host
Configuration Protocol) Server, and you can configure them on the Network > DHCP
Server page.
• DHCP Server - Indicates whether the DHCP server is enabled of disabled. It is
enabled by default and the router acts as a DHCP server.
• IP Address Pool - The IP address range for the DHCP server to assign IP addresses.
• Dynamic DNS - This field displays the current settings of the Dynamic DNS (Domain
Name System), and you can configure them on the Advanced > Network > Dynamic DNS
page.
• Service Provider - The Dynamic DNS service provider you have signed up for.
• Host Name - The Domain Name you have entered in the Dynamic DNS page.
• Status - The status of the Dynamic DNS service connection.
4. 2. 2. Internet
1. Visit http://mwlogin.net, and log in with the password you set for the router.
2. Go to Advanced > Network > Internet.
3. Set up the internet connection and click SAVE.
Dynamic IP
If your ISP provides the DHCP service, please select Dynamic IP, and the router will
automatically get IP parameters from your ISP.
Click RENEW to renew the IP parameters from your ISP.