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LB1121
NETGEAR LB1121 User Manual
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5
Secure
Y
our Netw
ork
This chapter describes how to make y
our network more secure.
The chapter contains the f
ollowing sections:
•
Change the Modem P
ass
word
on page 38
•
Manage P
or
t Forw
arding for Incoming
T
r
affic
on page 38
•
Manage P
or
t Filter
ing f
or Outgoing
T
raffic
on page 42
•
Manage SIM Card Security
on page 48
37
36
38
Table of Contents
default chapter
3
Table of Contents
3
Introduction
7
Introduction and Hardware Overview
7
Supported Mobile Broadband Bands
7
Install the Micro SIM Card
8
Package Contents
8
Top Panel with Status Leds
11
Back Panel with Connectors, Buttons, and a Port
12
Modem Label
12
Position the Modem
13
Optional External Antenna
14
Connect a Computer, Switch, Hub, Router, or Wifi Router to the Modem
16
Internet Connection over Mobile Broadband
16
Access the Modem's Web Pages for the First Time
17
Connect a Computer to the LAN Port of the Modem
17
Connect a Router or Wifi Router to the LAN Port of the Modem
17
Change the Language
19
Change the LAN Settings
21
Manage Router Mode and Bridge Mode
23
Change the DHCP Server Settings
24
Disable the DHCP Server
26
Enable the DMZ
27
Disable VPN Pass-Through
28
Chapter 4 Manage the Mobile Broadband Connection
29
Manage Mobile Broadband Auto Connect Options
30
Manually Connect to or Disconnect from the Mobile Broadband Network
31
Manage APN Profiles for Mobile Broadband Connections
31
View APN Profiles or Add a Custom APN Profile
32
Select an APN Profile
34
Change an APN Profile
35
Remove an APN Profile
36
Change the Modem Password
38
Manage Port Forwarding for Incoming Traffic
38
Enable Port Forwarding and Add a Service or Application
39
Remove a Service or Application for Port Forwarding
40
Disable Port Forwarding
41
Manage Port Filtering for Outgoing Traffic
42
Block Specific Services and Applications from Accessing the Internet and Allow All Other Services and Applications
42
Allow Specific Services and Applications to Access the Internet and Block All Other Services and Applications
44
View Services and Applications on the Blacklist and Remove a Service or Application from the List
45
View Services and Applications on the Whitelist and Remove a Service or Application from the List
46
Disable Port Filtering
47
Manage SIM Card Security
48
Enable SIM Card Security
48
Enter the SIM PIN to Enable the Modem to Connect to the Internet
50
Personalize the SIM PIN
51
Disable SIM Card Security
52
Unblock the SIM Card with a PUK
54
Upgrade the Firmware of the Modem
57
Manage the Modem and Monitor Usage and the Network
57
Back up and Restore the Modem Settings
58
Back up the Settings
58
Restore the Settings
59
Return the Modem to Its Factory Default Settings
59
Use the Reset Button
60
Use the Modem's Web Pages to Reset the Modem to Factory Defaults
60
View Monthly Data and Session Data Usage
61
Set a Plan Limit for the Data Counter
62
Change the Billing Cycle Counter or Reset the Data Counter
63
View Service Provider, Type of Service, and Signal Strength
63
View Account Details and Other Details about Your Modem
65
View Information about the Mobile Broadband Connection
66
Set up SMS Alert Messages
67
Set the Data Limit for SMS Alert Messages
69
View Alerts
70
Turn off the Leds
71
Chapter 7 Manage SMS Messages
72
Manage Incoming SMS Messages
73
Send an SMS Message
74
What Do I Do When I Can't Connect a Device to the Modem
76
What Do I Do When I Can't Access the Internet
76
What Do I Do When the no Signal Icon Displays
76
Why Does the Signal Strength LED Show Only a few Bars
76
Why Is the Download or Upload Speed Slow
76
Frequently Asked Questions
76
Can I Connect Multiple LAN Devices to the Modem
77
How Do I Access the Modem's Web Pages
77
What Do I Do if I Forget My Admin Login Password
77
How Do I Disconnect from the Mobile Broadband Network
77
How Do I Find My Computer's IP Address
78
How Do I Find a Device's MAC Address
79
How Do I Find My Mobile Phone Number
81
Where Can I Find more Information
81
Alert Messages
83
Quick Tips for Troubleshooting
83
Alerts and Troubleshooting
83
Verify Normal Behavior with the LED Bars
84
Troubleshoot with the LED Bars
84
Power LED Bar Is off
85
Power LED Bar Blinks Amber Fast and an Individual Signal and Strength LED Bar Lights Solid Green
85
LAN LED Is off
86
You Cannot Log in to the Modem
86
Troubleshoot the Mobile Broadband Internet Connection
87
Obtain an Internet IP Address from Your Service Provider
87
Troubleshoot Internet Browsing
88
Changes Not Saved on the Modem's Web Pages
88
TCP/IP Network Not Responding
88
Test the LAN Path to Your Modem
88
Test the Path from Your Computer to a Remote Device
89
Appendix A Default Settings and Specifications
90
Factory Default Settings
91
Technical and Environmental Specifications
92
Appendix B Wall-Mount the Modem
93
Position Your Modem
94
Mount Your Modem
95
4
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NETGEAR LB1121 Specifications
General
Brand
NETGEAR
Model
LB1121
Category
Modem
Language
English
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