4 | Table of Contents
N150 Wireless Router User Manual
Chapter 4 Customizing Your Network Settings
Using the LAN IP Setup Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Configuring a Device Name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Configuring LAN TCP/IP Setup Parameters. . . . . . . . . . . . . . . . . . . . . .49
Using the Router as a DHCP Server . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Using Address Reservation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Using a Dynamic DNS Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
Configuring the WAN Setup Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Disabling Port Scan and DoS Protection . . . . . . . . . . . . . . . . . . . . . . . .53
Setting Up a Default DMZ Server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Responding to a Ping on the Internet (WAN) Port . . . . . . . . . . . . . . . . .54
Setting the MTU Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Configuring NAT Filtering. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Configuring Static Routes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Chapter 5 Fine-Tuning Your Network
Allowing Inbound Connections to Your Network . . . . . . . . . . . . . . . . . . . . 57
How Your Computer Accesses a Remote Computer through Your Router58
How Port Triggering Changes the Communication Process . . . . . . . . . 59
How Port Forwarding Changes the Communication Process . . . . . . . . 60
How Port Forwarding Differs from Port Triggering. . . . . . . . . . . . . . . . . 61
Configuring Port Forwarding to Local Servers . . . . . . . . . . . . . . . . . . . . . .61
Adding a Custom Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Editing or Deleting a Port Forwarding Entry. . . . . . . . . . . . . . . . . . . . . . 63
Configuring Port Triggering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Using Universal Plug and Play. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Optimizing Wireless Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Using WMM for Wireless Multimedia Applications. . . . . . . . . . . . . . . . . . . 69
Quality of Service. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Using WMM QoS for Wireless Multimedia Applications. . . . . . . . . . . . . 69
Configuring QoS for Internet Access . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Changing the MTU Size. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Overview of Home and Small Office Networking Technologies. . . . . . . . . 74
Assessing Your Speed Requirements . . . . . . . . . . . . . . . . . . . . . . . . . .75
Chapter 6 Using Network Monitoring Tools
Viewing Wireless Router Status Information . . . . . . . . . . . . . . . . . . . . . . . 78
Viewing a List of Attached Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Managing the Configuration File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83
Backing Up and Restoring the Configuration. . . . . . . . . . . . . . . . . . . . . 83
Erasing the Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Updating the Router Firmware. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Checking for New Firmware in the Router Upgrade Screen . . . . . . . . . 84
Updating Manually to New Router Firmware . . . . . . . . . . . . . . . . . . . . .86
Enabling Remote Management Access. . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Traffic Meter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89