On-networks N150RM User Manual Uživatelský manuál stáhnout pdf (Strana 62)

7. Troubleshooting

Diagnose and solve problems

This chapter provides information about troubleshooting your modem router. After each problem

description, instructions are provided to help you diagnose and solve the problem.

This chapter contains the following sections:

• Troubleshoot with the LEDs

• Cannot Log In to the Modem Router

• Troubleshoot the Internet Connection

• TCP/IP Network Does Not Respond

• Changes Not Saved

• Incorrect Date or Time

1 2 ... 57 58 59 60 61 62 63 64 65 66 67 ... 77 78

N150 Wireless ADSL2+ 1
Modem Router N150RM 1
Trademarks 2
Contents 3
Chapter 4 Security Settings 4
Chapter 5 Network Management 4
Chapter 6 Advanced Settings 4
Chapter 7 Troubleshooting 4
N150 WiFi Router (N150R) 5
Unpack Your Modem Router 7
Position Your Modem Router 7
Hardware Features 8
Rear Panel 9
Hardware Setup 10
Install the Modem Router 11
Getting Started 14
Gather ISP Information 15
Types of Logins and Access 16
Log In to the Modem Router 16
Home Screen (Dashboard) 17
EZ Setup Wizard 18
Join Your Wireless Network 19
Manual Method 20
Modem Router Setup 21
Preset Security 24
WiFi Security Basics 24
Wireless Setup 25
Wireless Network 27
Wireless Access Point 27
Wireless Station Access List 27
Security Options 27
WAN Setup 29
Default DMZ Server 30
MTU Size 30
Table 2. Common MTU sizes 31
 To change the MTU size: 31
LAN Ports 32
LAN TCP/IP Setup 33
Use Router as a DHCP Server 33
Address Reservation 33
Security Settings 35
Block Internet Sites 36
Block Services 37
Set Up Firewall Rules 38
Set the Time Zone 39
Schedule Services 40
Set Up Email Alerts 41
Network Management 43
Upgrade the Firmware 44
Check for Firmware Upgrades 45
Backup Settings 46
Set the Password 47
View Router Status 48
Modem Settings 49
Wireless Port Settings 49
Show Statistics 50
View Attached Devices 51
 To view the log: 52
Diagnostics 53
Advanced Settings 54
Advanced Wireless Settings 55
Dynamic DNS 56
Static Routes 57
 To set up a static route: 58
Remote Management 59
Universal Plug and Play 60
Troubleshooting 62
Troubleshoot with the LEDs 63
Power LED Is Red 64
ADSL Link 65
Internet LED Is Red 66
PPPoE or PPPoA 67
Internet Browsing 67
Changes Not Saved 69
Incorrect Date or Time 69
Supplemental Information 71
Factory Settings 72
Technical Specifications 74
Notification of Compliance 75
FCC Information to User 77
FCC Declaration of Conformity 77
FCC Caution 77

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