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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