User Manual
Table Of Contents
- Contents
- 1. Introduction and Hardware Overview
- 2. Get Started
- 3. Manage the Mobile Broadband Connection
- 4. Secure Your Network
- Change the Modem Password
- Manage Port Forwarding for Incoming Traffic
- Manage Port Filtering for Outgoing Traffic
- Block Specific Services and Applications From Accessing the Internet and Allow All Other Services and Applications
- Allow Specific Services and Applications to Access the Internet and Block All Other Services and Applications
- View Services and Applications on the Blacklist and Remove a Service or Application From the List
- View Services and Applications on the Whitelist and Remove a Service or Application From the List
- Disable Port Filtering
- Manage SIM Card Security
- 5. Manage the Modem and Monitor Usage and the Network
- Upgrade the Firmware of the Modem
- Back Up and Restore the Modem Settings
- Return the Modem to Its Factory Default Settings
- View Monthly Data Usage
- Set a Plan Limit for the Data Counter
- Change the Billing Cycle Counter or Reset the Data Counter
- View Service Provider, Type of Service, and Signal Strength
- View Account Details and Other Details About Your Modem
- View Information About the Mobile Broadband Connection
- Set Up SMS Alert Messages
- Set the Data Limit for SMS Alert Messages
- View Alerts
- Turn Off the LEDs
- 6. Frequently Asked Questions
- What do I do when I can’t connect a device to the modem?
- What do I do when I can’t access the Internet?
- What do I do when the No Signal icon displays?
- Why is the download or upload speed slow?
- Can I connect multiple LAN devices to the modem?
- How do I access the modem’s web pages?
- What do I do if I forget my admin login password?
- How do I disconnect from the mobile broadband network?
- How do I find my computer’s IP address?
- How do I find a device’s MAC address?
- How do I find my mobile phone number?
- Where can I find more information?
- 7. Alerts and Troubleshooting
- A. Default Settings and Specifications
- B. Wall-Mount the Modem
Use the Modem’s Web Pages to Reset the Modem to
Factory Defaults
CAUTION: This process erases all settings that you configured in the modem.
To reset the modem to factory default settings with the modem’s web pages:
1.
Launch a web browser from a device that is connected to the modem.
The device can be a computer that is directly connected to the modem or a client
from a router that is connected to the modem.
2.
In the address field of your browser, enter http://192.168.5.1.
The limited Dashboard page displays.
3.
Enter the modem password in the Sign In field.
See the modem label for the default password.
4. Click the Sign In button.
The full Dashboard page displays.
5.
Select Settings > General > Software and Reset.
6. In the Factory Reset section, click the Reset button.
The configuration is reset to factory default settings. When the restoration is complete,
the modem restarts.
WARNING: To avoid the risk of corrupting the firmware, do not interrupt the
restoration. For example, do not close the browser, click a link, or load a new page.
Do not turn off the modem.
View Monthly Data Usage
You can view an estimate of your data usage since the start of the billing cycle as well
as the data usage and time that passed since the modem connected to the mobile
broadband network in the current session.
User Manual53Manage the Modem and
Monitor Usage and the Network
NETGEAR 4G LTE Modem LM1200










