6

N750 WiFi Router

Monitor Internet Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123

Custom Static Routes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 124

Set Up a Static Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

Edit a Static Route. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

Delete a Static Route . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126

View Devices Currently on the Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127

Manage the Router Configuration File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128

Back Up Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128

Restore Configuration Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Erase the Current Configuration Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129

Remote Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130

Chapter 11

Specify Internet Port Settings

Set Up Port Forwarding to a Local Server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133

Add a Custom Port Forwarding Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134

Edit a Port Forwarding Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135

Delete a Port Forwarding Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135

Application Example: Make a Local Web Server Public. . . . . . . . . . . . . . . . . 136

How the Router Implements the Port Forwarding Rule . . . . . . . . . . . . . . . . 136

Set Up Port Triggering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Add a Port Triggering Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

Disable Port Triggering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Application Example: Port Triggering for Internet Relay Chat . . . . . . . . . . . 139

Chapter 12

Troubleshooting

Quick Tips . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Sequence to Restart Your Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Check Ethernet Cable Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Wireless Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Network Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142

Troubleshoot with the LEDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Standard LED Behavior When the Router Is Powered On. . . . . . . . . . . . . . . 143

Power LED Is Off or Blinking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Power LED Stays Amber . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

LEDs Never Turn Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

Internet or Ethernet Port LEDs Are Off. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

2.4 GHz WiFi LED and 5 GHz LEDs Are Off . . . . . . . . . . . . . . . . . . . . . . . . . . 144

Cannot Log In to the Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144

Cannot Access the Internet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145

Troubleshoot PPPoE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

Troubleshoot Internet Browsing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147

Changes Not Saved . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

Wireless Connectivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 148

Troubleshoot Your Network Using the Ping Utility . . . . . . . . . . . . . . . . . . . . . . . 149

Test the LAN Path to Your Router. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149

Test the Path from Your Computer to a Remote Device. . . . . . . . . . . . . . . . 150

7

N750 WiFi Router

Appendix A

Supplemental Information

Factory Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152

Technical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154

8

1

1.

Hardware Setup

The N750 WiFi Router is compatible with the latest WiFi devices and is backward compatible

with 802.11 a/b/g and n devices. With simultaneous dual-band WiFi technology, the router avoids

interference, ensuring high WiFi speeds and reliable connections. You can also use the Gigabit

Ethernet ports and USB port to connect local devices.

This chapter contains the following sections:

•

Unpack Your Router

•

Front Panel

•

Rear Panel

•

Position Your Router

•

Cable Your Router

For more information about the topics covered in this manual, visit the support website at

.

Hardware Setup

9

N750 WiFi Router

Unpack Your Router

Your package contains the following items.

Router

Ethernet cable

Power adapter

(varies by region)

Stand

Figure 1. Package contents

Front Panel

The status LEDs,

WPS

button, and

WiFi On/Off

button are located on the front panel.

USB port LED

Ethernet LAN port LEDs

5 GHz WiFi LED

2.4 GHz WiFi LED

Internet LED

Power LED

WPS button and LED

WiFi On/Off button

Figure 2. Router front panel

Hardware Setup

10

N750 WiFi Router

Pressing the

WPS

button

lets you use WPS to join the WiFi network without typing the

WiFi password. See

WiFi Connection

on page

15.

Pressing the

WiFi On/Off

button

for two seconds turns the WiFi radios on and off.

The following table describes the LEDs on the front panel.

Table 1.

LED descriptions

LEDs

Description

USB port

•

Solid green

. A USB device is connected and is ready.

•

Blinking

. A USB device is plugged in and is trying to connect.

•

Off

. No USB device is connected, or someone clicked the

Safely Remove

Hardware

button and it is now safe to remove the attached USB device.

Ethernet LAN ports

•

Solid green

. A powered-on 1G device is connected to the Ethernet port.

•

Solid amber

. A powered-on 10/100 Mbps device is connected to the Ethernet

port..

•

Off

. No device is connected to this Ethernet port.

2.4 GHz WiFi

•

Solid green

. The 2.4 GHz WiFi radio is operating.

•

Off

. The 2.4 GHz WiFi radio is off.

5 GHz WiFi

•

Solid blue

. The 5 GHz WiFi radio is operating.

•

Off

. The 5 GHz WiFi radio is off.

Internet

•

Solid green

. The Internet connection is ready.

•

Amber

. The Ethernet cable is connected between the router and the modem but

the router is not connected to the Internet.

•

Off

. No Ethernet cable is connected between the router and the modem.

Power

•

Solid green

. The router is ready.

•

Blinking green

. The router is booting.

•

Off

. Power is not supplied to the router.