D-Link DMG-112A User Manual
User Manual
Version 1.0.2 | Mar 25, 2015
D-Link DMG-112A N300 Wireless Range Extender
Table of Contents
Product Overview ................................................................................................... 1
Package Contents ................................................................................................ 1
System Requirements .......................................................................................... 1
Features................................................................................................................ 2
Hardware Overview .............................................................................................. 3
Front Panel / Rear Panel .................................................................................. 3
Basic Installation .................................................................................................... 5
Before You Begin ................................................................................................. 5
Installation Notes .................................................................................................. 5
Information you will need about this Wireless Repeater ................................... 6
D-Link One-Touch™ APP .................................................................................... 7
Network Starter ............................................................................................... 10
Auto Setup ...................................................................................................... 12
Software Upgrader .......................................................................................... 14
Getting Started ................................................................................................... 17
How to connect to the Web User Interface ..................................................... 17
Web User Interface Configuration ...................................................................... 18
Setup Category ................................................................................................... 19
Wireless Setup ................................................................................................ 20
Repeater ......................................................................................................... 25
Maintenance Category ....................................................................................... 26
Administrator ................................................................................................... 27
System Settings .............................................................................................. 29
Firmware Update ............................................................................................ 31
Device Info ...................................................................................................... 32
Station List ...................................................................................................... 34
Help Category ..................................................................................................... 35
Knowledge Base .................................................................................................. 36
Networking Basics .............................................................................................. 36
Wireless Basics .................................................................................................. 38
Wireless Modes .............................................................................................. 40
Wireless Security ................................................................................................ 40
What is WPA? ................................................................................................. 40
Troubleshooting .................................................................................................. 41
Technical Specifications ..................................................................................... 43
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 1 - Product Overview
Page 1
This product should contain all of the below mentioned items within its packaging:
One D-Link DMG-112A wireless range extender
One Power Adapter
One CD containing the User Manual
One Quick Installation Guide
If any of the above items are missing, please contact your reseller.
Note: Using a power supply with a different voltage rating than the one included with
the D-Link DMG-112A will cause damage to this product and void the warranty for
this product.
Network Requirements:
Wireless Adapter with IEEE 802.11n, 802.11b/g.
Web User Interface Requirements:
Windows®, Macintosh, or Linux-based Operating System.
Internet Browser like Internet Explorer 7 or higher, Firefox 3.5 or higher,
Safari 4 or higher, or Chrome 8 or higher.
Product Overview
Package Contents
System Requirements
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 1 - Product Overview
Page 2
Features
Faster Wireless Networking - The D-Link DMG-112A provides up to 300Mbps* for the 2.4GHz band connection with other 802.11n wireless clients capability allows
users to participate in real-time activities online.
Compatible with 802.11b and 802.11g Devices - The D-Link DMG-112A is still fully compatible with the IEEE 802.11b and IEEE 802.11g standards, so it can
connect with existing 802.11b and 802.11g PCI, USB and Cardbus adapters.
Wireless Security - The D-Link DMG-112A provides Wired Equivalent Privacy (WEP), Wi-Fi Protected Access (WPA), WPA2 and Wi-Fi Protected Setup (WPS)
wireless encryption protocols to ensure the encryption of wireless data communication between wireless stations and D-Link DMG-112A.
D-Link Homezone, Extends Your Wireless Network - Increase the coverage of your home Wireless network with the sleek and easy-to-use D-Link DMG-112A
N300 Wireless Range Extender. D-Link Homezone enable The Wi-Fi Hand-off technology communicates with your router and other repeaters in your home network
to ensure your wireless devices have a seamless connection. As you move around your house D-Link's homezone technology automatically switches wireless
devices to the access point with the strong coverage, so you'll always get the best possible Wi-Fi, no matter where you are in your home. The D-Link DMG-112A also
provides backward compatibility with older wireless devices in your network, allowing you to enjoy a fast and reliable wireless connection.
Easy To Setup - Setting up the N300 Wireless range extender is simple. You can use the supported D-Link One-Touch™ app on your iOS or Android mobile device
to easily set up the D-Link DMG-112A without needing a computer. Alternatively, by pushing front push-button to enable WPS (Wi-Fi Protect Setup) on the D-Link
DMG-112A and on the router or AP you want to extend, and the D-Link DMG-112A will automatically configure itself for you.
Maximum wireless signal rate derived from IEEE standard 802.11n specifications. Actual data throughput will vary. Network conditions and environmental factors, including volume of network traffic, building
materials and construction, and network overhead, lower actual data throughput rate. Environmental factors will adversely affect wireless signal range.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 1 - Product Overview
Page 3
LED 1
LED 2
LED 3
LED 4
Button
Description
Light off
Light off
Light off
Light off
X
The device is powered off.
Light off
Light off
Light off
Blinking Blue
X
The system of the device is starting.
Light off
Light off
Light off
Solid Blue
X
Powered on and operating properly.
Light off
Light off
Blinking Amber
Solid Blue
Press 4-6 seconds
Reset to default settings.
Light off
Blinking Amber
Solid Amber
Solid Blue
Press 1 second
Processing WPS. Allows you to connect with uplink router.
Light off
Blinking Amber
Blinking Amber
Solid Blue
X
Get IP address from the uplink router.
If the D-Link DMG-112A has been connected to the uplink router. The LED1, LED2 and LED3 will be used to show the wireless signal strength.
Light off
Light off
Solid Amber
Solid Blue
X
Wireless Signal Strength – Weak.
Light off
Solid Amber
Solid Amber
Solid Blue
X
Wireless Signal Strength – Middle.
Hardware Overview
Front Panel / Rear Panel
Front Panel
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 1 - Product Overview
Page 4
Solid Amber
Solid Amber
Solid Amber
Solid Blue
X
Wireless Signal Strength – Strong.
Wireless signal strength
Blinking Blue
Press 1 second
Processing WPS. Allows you to connect with Wi-Fi client.
Number
Hardware
Description
1
USB Connecter
Used to connect the D-Link DMG-112A to your computer or power adapter.
Rear Panel
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 5
Basic Installation
This section will walk you through the installation process. Placement of the device is very important. Do not place the device in an enclosed area such as a closet, cabinet, or
in the attic or garage.
Before You Begin
Please read and make sure you understand all the prerequisites for proper installation of your new device. Have all the necessary information and equipment on hand before
beginning the installation.
Installation Notes
In order to establish a connection to the uplink router it will be necessary to provide information to the wireless repeater that will be stored in its memory. For some users, only
their account information (Username and Password) is required.
Operating Systems
D-Link DMG-112A could be managed and setup by D-Link One-Touch™. D-Link One-Touch™ is available for android and iOS mobile operating system.
The D-Link DMG-112A uses an HTML-based web interface for setup and management. The Web configuration manager may be accessed using any operating system
capable of running web browser software, including Windows®, Macintosh, and Linux-based Operating Systems.
Web Browser
Any common Web browser can be used to configure the D-Link DMG-112A using the Web configuration management software. The program is designed to work best with
more recently released browsers such as Internet Explorer 7 or higher, Firefox 3.5 or higher, Safari 4 or higher, or Chrome 8 or higher. The Web browser must have
JavaScript enabled. JavaScript is enabled by default on many browsers. Make sure JavaScript has not been disabled by other software (such as virus protection or web user
security packages) that may be running on your computer.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 6
Information you will need about this Wireless Repeater
Username
This is the Username needed access the device‟s management interface. When you attempt to connect to the device through D-Link One-Touch™ or a web browser you will
be prompted to enter this Username. The default Username for the device is “admin”.
Password
This is the Password you will be prompted to enter when you access the device‟s management interface. The default Password is “admin”.
Local IP Addresses for the D-Link DMG-112A
This is the IP address you will enter into the Address field of your web browser to access the device‟s configuration Graphical User Interface (GUI) using a web browser. The
default IP address is 192.168.0.50.
Local Subnet Mask for the D-Link DMG-112A
This is the subnet mask used by the D-Link DMG-112A, and will be used throughout your wireless computer. The default subnet mask is 255.255.255.0.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 7
You can search for the D-Link One-Touch™ APP directly in the Google Play or
iOS APP Store, and install it.
The D-Link One-Touch™ icon will be displayed in the mobile device (Android,
iOS).
Note:
The following steps are for the Android version of the app.
From your iOS mobile device, choose Settings, and Click Wi-Fi, select the
Wi-Fi Network Name (SSID) that you created during setup and then enter
default Wi-Fi password located on your Wi-Fi configuration note.
Tap on the D-Link One-Touch™ icon, the following screen will appear.
Here contains three functions:
Network Starter - The function is mainly to setup Wi-Fi settings of the D-
Link DMG-112A.
Auto Setup - The function is mainly to setup Wi-Fi settings of the D-Link
DMG-112A to associate to remote AP automatically.
Software Upgrader - The function is mainly to upgrade the firmware for the
D-Link DMG-112A.
D-Link One-Touch™ APP
D-Link offers you a fast and easy way to get connected, by utilizing the free D-Link One-Touch™ APP for your Android or iOS mobile device which walks you step-by-step
through installation of your D-Link One-Touch™ enabled device.
You also have the ability to configure/change WAN and Wi-Fi settings and even upgrade the firmware.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 8
1. The Wi-Fi Network Name (SSID) of the D-Link DMG-112A will be displayed in
Ready for Setup, and you can tap the Wi-Fi Network Name (SSID) to configure
it.
2. If your Wi-Fi Network Name (SSID) is not shown here, you can tap the Scan
button to re-search.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 9
3. If your mobile device has saved the D-Link DMG-112A wireless password, it will
be automatically associated to D-Link DMG-112A, otherwise D-Link OneTouch™ will pop-up a password dialog, you need enter correct Wi-Fi password
and tap Connect button to associate to D-Link DMG-112A.
4. The device name, device icon and device type will be shown here, and you can
tap the device icon to setup your device or upgrade the firmware of the device,
if they are not shown in here, you can tap Scan button to re-search.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 10
1. Tap the Network Starter to start configuring the D-Link DMG-112A.
2. The D-Link One-Touch™ will login the D-Link DMG-112A, if login it is fail, the DLink One-Touch™ will pop-up a login UI, you need enter correct username and
password to login the D-Link DMG-112A.
Network Starter
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 11
3. Modify the device Name, login password and operation mode.
Device Name: The user changes the device name; the main title beside the ICON
also will be changed.
Password: the login password can‟t be empty and “admin” and the password
string length should be between 4 - 24 characters.
Operation Mode: Select the operation mode for the D-Link DMG-112A, and it has
only one operation mode: Repeater
Note: If the D-Link DMG-112A setting is factory default setting, the D-Link One-
Touch™ will provide a random string to login password; users can also modify
the login password.
Click Next button to select the uplink wireless router.
4. Selecting an uplink wireless router, D-Link One-Touch™ will pop-up a password
dialog, you need enter correct Wi-Fi password and tap Connect button to
associate to the uplink wireless router. If they are not shown in here, you can tap
Scan button to re-search.
D-Link DMG-112A N300 Wireless Range Extender User Manual
Section 2 - Basic Installation
Page 12
1. Tap the Auto Setup to start configuring the D-Link DMG-112A.
2. The D-Link One-Touch™ will login the D-Link DMG-112A, if login it is fail, the DLink One-Touch™ will pop-up a login UI, you need enter correct username and
password to login the D-Link DMG-112A.
Auto Setup
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