Zte MF28B User manual

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MF28B
User Manual
ZTE CORPORATION
NO. 55, Hi-tech Road South, ShenZhen, P.R.China
Postcode: 518057
Tel: [phone]
http://www.zte.com.cn
E-mail: [email protected]

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LEGAL INFORMATION
Copyright © 2012 ZTE CORPORATION.
All rights reserved.
No part of this publication may be excerpted, reproduced, translated or utilized in any form or by
any means, electronic or mechanical, including photocopying and microfilm, without the prior
written permission of ZTE Corporation.
The manual is published by ZTE Corporation. We reserve the right to make modifications on print
errors or update specifications without prior notice.
Version No. : R1.0
Edition Time : 05-2012

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Content
Welcome ............................................................................................................................... 4
Getting started....................................................................................................................... 5
Appearance........................................................................................................................ 5
LED Indicator ............................................................................................................... 5
Interface Description..................................................................................................... 6
Installation......................................................................................................................... 6
Inserting (U)SIM Card.................................................................................................. 6
Connecting to Computer............................................................................................... 7
Connecting to LAN1/WAN.......................................................................................... 7
Connecting with External Power .................................................................................. 7
Switching on Your Device............................................................................................ 7
Power Supply.................................................................................................................... 8
Internet Access...................................................................................................................... 9
Preparation........................................................................................................................ 9
Establishing a connection between your device and the client......................................... 9
Accessing the Internet..................................................................................................... 10
Accessing the Internet by Bridge Mode...................................................................... 10
Accessing the Internet by Cable Broadband............................................................... 10
Accessing the Internet by LTE Gateway .................................................................... 10
Accessing the WebGUI Configuration Page .................................................................. 10
Login............................................................................................................................... 11
Operation Mode .............................................................................................................. 12
WAN Connection............................................................................................................ 13
In Cable Broadband mode........................................................................................... 13
In 4G Gateway mode .................................................................................................. 14
Settings............................................................................................................................ 15
Network Select............................................................................................................ 15
Wi-Fi Settings ............................................................................................................. 16
Firewall ....................................................................................................................... 18
Advanced .................................................................................................................... 22
Status............................................................................................................................... 26
Usage of WPS................................................................................................................. 26
Logout............................................................................................................................. 27
U-Disk Master................................................................................................................. 27
Troubleshooting.................................................................................................................. 28
Glossary .............................................................................................................................. 29
General Information............................................................................................................ 30
Safety Precautions........................................................................................................... 30
Cleaning and Maintaining............................................................................................... 30
Limited Warranty............................................................................................................ 32
Limitation of Liability......................................................................................................... 32

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Welcome
Thank you for choosing ZTE MF28B Router (hereinafter referred to as “unit”or “router”). To get the
most from your router and to keep it in the best condition, please read this manual carefully.
The pictures, symbols and contents in this manual are for your reference only. They might not be
completely identical with your router. ZTE operates a policy of continuous development. We reserve the
right to update the technical specifications in this manual at any time without prior notice.

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Getting started
The router operates on the LTE/HSUPA/HSDPA/WCDMA network and supports data service.
Appearance
WPS button: Activate the PBC (Push Button Config) function.
LED Indicator
Indicator
State
Description
1 Network mode indication
Blue
Registered to 4G (LTE) network
Green
Registered to 3G network
OFF
Not Registered
2 WAN connection status
indication
Always ON
WAN connection established
Blinking
WAN connection establishing
OFF
WAN connection not established
3 WAN signal strength indication
Always ON
Signal strength is very good or good
Blinking
Signal strength is weak
OFF
No signal
USB Port
WPS Button
LED Indicators
(U)SIM Port
Interface

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4 Error indication
Blinking
Error Status: No SIM card inserted, PIN enabled
without entering correct PIN code on Web UI, or
Incorrect SIM card inserted when SIM lock enabled
5 Wi-Fi indication
Always ON
WLAN works normally without data transmission
Blinking
WLAN works normally with data transmission
OFF
WLAN shut down
6 Power indication
Always ON
Green--Once device has been initialized and under
operational status
Red--Once power button is pushed and device is being
initialized
OFF
Once power button is pushed and device is powered off
Interface Description
1.LAN1/WAN: Ethernet connections to internet.
2. LAN2~LAN4: Ethernet connections to computer.
3. ON/OFF: Turn the router ON or OFF.
4. Reset: Restore the router to the factory default settings by holding for 7 seconds.
5. POWER Socket: Connect to the external power supply.
Installation
Inserting (U)SIM Card
Open the protect cover of (U)SIM port Insert the (U)SIM card into the (U)SIM port.

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Notes:
Please power off the router and remove the external power adapter before removing or inserting the
(U)SIM card. If not, the router or (U)SIM card may be damaged.
About (U)SIM Card
Avoid handling the (U)SIM card unnecessarily. Hold the card by the edges to prevent static damage. Keep
the (U)SIM card away from electrical and magnetic appliances.
If you cannot get service, make sure that：
•You are in an area which has network coverage.
•You are using the correct (U)SIM card.
Connecting to Computer
Connect your computer to the LAN interface with an Ethernet cable (RJ45).
Notes:
The router will adapt the Ethernet cable style (crossover or straight) automatically.
Connecting to LAN1/WAN
Connect WAN with an Ethernet cable (RJ45).
Connecting with External Power
Connect the external power adaptor to a standard power outlet. Insert the plug into the socket at the rear of
the router.
Switching on Your Device
1. Turn the power switch on to get started.
Notes:
Do not put anything on the top of the router. Do not lay routers to overlap each other when using.
2. Wait 1～2 minutes after turning the router on before you use the service. The 3G/4G network mode &
POWER indicator should be lit on.

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Notes:
If the net mode indication LED is blinking constantly, try to move the router to another location. The
router takes 1~2 minutes to initialize, attach to the network and obtain an IP address.
Power Supply
For normal operation, connect the router to the external power adapter. In case of power failure or when
there is no available external power supply, the router will not work.

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Internet Access
The router does not require any drivers, and it supports all operating systems with Ethernet LAN
capability, such as Windows XP, Vista, Windows 7, MAC OS X and Linux. The router supports at least
four computers surfing on internet using Ethernet cable at the same time.
Note: All the parameter settings in this chapter are just for your reference. Please contact your service
provider for detail.
Preparation
Establishing a connection between your device and the client
Via RJ45 Ethernet cable
1.Connect your device and the client with the RJ45 Ethernet cable.
2.Power on your device.
The connection between your device and the client will be established successfully a moment later.
Via Wi-Fi
1. Power on your device directly. It will take 1~2 minutes to initialize, and then Wi-Fi LED is blinking.
2. Use your normal Wi-Fi application on the client to search the available wireless network.
Notes: You need to check your Wireless Network Connection. Set the client to obtain an
IP address automatically in the Internet protocol (TCP/IP) properties, and the client will get
an IP address like”192.168.1.100”.
3. Select the SSID of your device, and then click Connect.

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Notes:
Then there will be a pop-up window to require the password. You can connect the device with the
computer by RJ45 Ethernet cable, and then login the WebGUI to gain the SSID and password by selecting
Settings > Wi-Fi Settings > Security.
4. Wait a moment, the connection between your device and the client will be established
successfully.
Accessing the Internet
Before accessing the internet, make sure;
1. Switch on the device.
2. Establish a connection between your device and the client.
Accessing the Internet by Bridge Mode
1.Connect the device with LAN port.
2.Login the WebGUI and set the Operation Mode as Bridge mode.
Accessing the Internet by Cable Broadband
1.Connect the device with LAN1/WAN port.
2.Login the WebGUI and set the Operation Mode as Cable Broadband mode.
3.Set WAN Connection in WebGUI.
Accessing the Internet by LTE Gateway
Note: Please make sure that you have install (U)SIM card before you switch on the device.
1.Login the WebGUI and set the Operation Mode as 4G Gateway.
2. Set WAN Connection in WebGUI.
Accessing the WebGUI Configuration Page
1. Make sure the connection between your device and the client is correct.
2. Launch the internet browser and enter http://192.168.1.1 in the address bar.
Notes:
It is recommended that you use IE (7.0 or later), Firefox (3.0 or later), Opera (10.0 or later), Safari
(4.0 or later) or Chrome (10.0 or later).
3.The login page appears as follows.

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Login
In the Web GUI Configuration page, select the desired language and input the password (the default
Password is admin).
Click Login to log in the device.
Notes:
If you check Save after type in password, the device will save it. Next time when you want to login the
device with the same password, what you need to do is click Login.
When you login, the following interface appears.

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Operation Mode
When you login the web GUI, you need to choose the operation mode to make the correct setting.
There are three operation modes:
•Bridge：Connect to Internet by Dial-up program on computer.
•Cable Broadband: Connect to Internet by WAN.
•LTE Gateway: Connect to Internet by (U)SIM.

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Please choose the correct operation mode according to your actual network condition. For detailed
information, please contact network operator. Click Apply to finish the setting.
WAN Connection
In Cable Broadband mode
Click WAN Connection, you can configure how to connect to the Internet.
PPPoE
Select PPPoE，input the User Name and Password supplied by the network provider, and select the
Connect mode.
•Auto Connect: The router will automatically connect to WAN when it is powered on.
•Manual Connect: Connect to Internet or disconnect from Internet manually.
Click Apply to confirm your configuration, and then the figure will show in the wan connection status.
Static
Select Static to access the following interface:
Input the related parameters, and then click Apply to confirm your configuration.

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DHCP
Select DHCP to access the following interface:
Click Apply to confirm your configuration.
In 4G Gateway mode
Dial Up
Click WAN Connection > Connection, you can configure how to connect to the Internet.
There are two connection modes:
•Auto Connect: The router will automatically connect to WAN when it is powered on.
•Manual Connect: Connect to Internet or disconnect from Internet manually.
Click Apply to confirm your configuration, and then the figure will show in the wan connection status.
APN Settings
Click WAN Connection > APN Setting, you can configure APN setting.
Profile Selection: Choose the desired profile name.

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Profile Name: The name of the profile.
•APN: Access Point Name.
•PDP Type: Packet Data Protocol (PDP) Type IP is recommended unless service provider instructs
others.
•PDP Setting: PDP address mode. If a fixed IP address is given by your service provider, select Manual
PDP. Otherwise select the Auto PDP and the router will automatically obtain this parameter.
•DNS: If a fixed IP address is given by your service provider, then choose Manual DNS. Otherwise,
choose Auto DNS, and device will automatically obtain parameters.
•Authentication: Password Authentication Protocol (PAP) provides a simple method without encryption
for the peer to establish its identity using a 2-way handshake. Challenge-Handshake Authentication
Protocol (CHAP) is used to periodically verify the identity of the peer using a 3-way handshake.
•User Name: User name is used to obtain authentication from the ISP when the connection is established
•Password: Password is used to obtain authentication from the ISP when the connection is established.
Click Set default to set this profile as the default profile.
Settings
Note:
•Do not modify any settings unless instructed by your service provider.
•Please disconnect the device from the network before change the settings.
Network Select
This is only available in LTE gateway mode. Select Settings > Network Select, the Band Selection Mode
is shown in the following figure:
•Automatic: Device searches for available network.
•LTE Only: Device searches for LTE network only.
•3G Only: Device searches for WCDMA network only.
Click Apply & Reboot to confirm your configuration.

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Wi-Fi Settings
Station list
Select Settings > Wi-Fi Setting > Station List, the wireless network stations are shown in the following
figure:
Basic
Select Settings > Wi-Fi Setting > Basic, the wireless network basic parameters are shown in the
following figure:
•Wi-Fi On/Off: Enable/disable the Wi-Fi function.
•Network Mode: If all of the wireless devices connect with this router in the same transmission mode,
performance will be improved by choosing the appropriate wireless mode.
•Network Name (SSID): Service Set Identifier (SSID). Enter a string less than 32 characters as the name
for your wireless local area network (WLAN).
•Broadcast Network Name (SSID): Disable or Enable (Default) this function. If Enable is selected, the
router broadcasts the SSID, and other devices can detect and connect to it. Otherwise, other devices
cannot detect and connect to it, add the SSID manually to connect.

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•AP Isolation: When Enabled is selected, each of your wireless clients will not be able to communicate
with each other. Otherwise, the wireless communication via WLAN is available.
•Frequency(Channel): Choose the appropriate channel to optimize the performance and coverage of
your wireless network.
•The HT physical Mode parameters are shown below:
•Channel Bandwidth: Set the HT physical channel bandwidth.
•Guard Interval: Guard interval is to introduce immunity to propagation delays, echoes and reflections,
to which digital data is normally very sensitive.
•Extension Channel: Set extension channel. Extension channel is also able to send and receive data.
Click Apply to confirm your configuration.
Advanced
Select Wi-Fi Setting > Advanced, the advanced wireless network parameters are shown in the following
figure:
•Beacon Interval: The router broadcasts beacon message to announce that it has buffered frames to
deliver. The default value is 100 (ms).Beacons are packets sent by an access point to synchronize a
wireless network. Specify a beacon interval value. is recommended.
•Data Beacon Rate(DTIM): A Delivery Traffic Indication Message(DTIM) informs next clients to listen
to broadcast and multicast messages.
•Fragment Threshold: This value should remain at its default value of 2346. If you experience a high
packet error rate, you may slightly increase your fragment threshold. Setting the fragment threshold too
low may result in poor performance.
•Short Preamble: The length of CRC block in the frames during the wireless communication.
Click Apply to confirm your configuration.
Security
Select Wi-Fi Setting > Security, the Security parameters are shown in the following figure:

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Unless one of these encryption modes is selected, wireless transmissions to and from your wireless
network can be easily intercepted and interpreted by unauthorized users.
The security modes are described below:
•Open: You can authenticate successfully with a SSID, whether it is valid or empty.
•WPA-PSK/WPA2-PSK: Apply both the WPA-PSK and WPA2-PSK scheme.
Click Apply to confirm your configuration.
WPS
Select Wi-Fi Setting > WPS, the WPS configuration is shown in the following figure:
Firewall
You can set up firewall rules to protect your network from virus, worm and malicious activity on the
Internet. This function is not available on Bridge mode.
Notes:
You can set the maximum 10 filtering items for MAC/IP/Port Filtering and Port Forwarding.
MAC/IP/Port Filtering
Select Settings > Firewall > Mac/IP/Port Filtering, the Mac/IP/Port Filtering is shown in the following
figure:

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If you select Enable, the filter settings will appear:
•MAC address: Set the MAC address that will be filtered.
•Dest IP Address: Set the destination IP address that will be filtered.
•Source IP Address: Set the source IP address that will be filtered.
•Protocol: Set which protocol will be used for filtering.
•Dest Port Range: Set the destination port numbers that will be filtered
•Source Port Range: Set the source port numbers that will be filtered.
•Action: Set how to handle the packet if it matches with the rule.
•Comment: Type comment for the filter settings.

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Notes:
Filtering rules are matched one by one, if met this provision, it will not continue to match the rules listed
below. The maximum rules counts 10.
Click Apply to confirm your configuration.
Click Delete to delete the rule which you selected.
Click Reset to clear what you select or input.
To add a new rule:
1. Select Enable in the Basic Settings area.
2. Click Apply.
3. Input the detailed information in the Mac/IP/Port Filtering Settings area.
4. Click Apply in the Mac/IP/Port Filtering Settings area.
URL Filtering
You can setup content filter to restrict the improper content access. Select Firewall > URL Filtering, the
URL Filtering is shown in the following figure:
Type URL address, and then click Add to add the URL address into the filtering list. The new URL
filtering item will be shown in the Current Webs URL Filters field.
Notes:
You can set the maximum 10 filtering items for URL.
Port Forwarding
You can setup virtual servers to provide services on the Internet. Select Firewall > Port Forwarding, the
virtual server settings is shown in the following figure: