ZyXEL Communications NBG318S Series User manual

www.zyxel.com
NBG318S
Powerline Ethernet Series
User’s Guide
Version 3.6
4/2007
Edition 1

About This User's Guide
NBG318S User’s Guide 3
About This User's Guide
Intended Audience
This manual is intended for people who want to configure the NBG318S using the web
configurator. You should have at least a basic knowledge of TCP/IP networking concepts and
topology.
Related Documentation
• Quick Start Guide
The Quick Start Guide is designed to help you get up and running right away. It contains
information on setting up your network and configuring for Internet access.
• Web Configurator Online Help
Embedded web help for descriptions of individual screens and supplementary
information.
"It is recommended you use the web configurator to configure the NBG318S.
• Supporting Disk
Refer to the included CD for support documents.
• ZyXEL Web Site
Please refer to www.zyxel.com for additional support documentation and product
certifications.
User Guide Feedback
Help us help you. Send all User Guide-related comments, questions or suggestions for
improvement to the following address, or use e-mail instead. Thank you!
The Technical Writing Team,
ZyXEL Communications Corp.,
6 Innovation Road II,
Science-Based Industrial Park,
Hsinchu, 300, Taiwan.
E-mail: [email protected]

Document Conventions
NBG318S User’s Guide
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Document Conventions
Warnings and Notes
These are how warnings and notes are shown in this User’s Guide.
1Warnings tell you about things that could harm you or your device.
"Notes tell you other important information (for example, other things you may
need to configure or helpful tips) or recommendations.
Syntax Conventions
• The NBG-318S may be referred to as the “NBG318S”, the “device”, the “product” or the
“system” in this User’s Guide.
• Product labels, screen names, field labels and field choices are all in bold font.
• A key stroke is denoted by square brackets and uppercase text, for example, [ENTER]
means the “enter” or “return” key on your keyboard.
• “Enter” means for you to type one or more characters and then press the [ENTER] key.
“Select” or “choose” means for you to use one of the predefined choices.
• A right angle bracket ( > ) within a screen name denotes a mouse click. For example,
Maintenance > Log > Log Setting means you first click Maintenance in the navigation
panel, then the Log sub menu and finally the Log Setting tab to get to that screen.
• Units of measurement may denote the “metric” value or the “scientific” value. For
example, “k” for kilo may denote “1000” or “1024”, “M” for mega may denote “1000000”
or “1048576” and so on.
• “e.g.,” is a shorthand for “for instance”, and “i.e.,” means “that is” or “in other words”.

Document Conventions
NBG318S User’s Guide 5
Icons Used in Figures
Figures in this User’s Guide may use the following generic icons. The NBG318S icon is not an
exact representation of your device.
NBG318S Computer Notebook computer
Server DSLAM Firewall
Telephone Switch Router
Modem

Safety Warnings
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Safety Warnings
1For your safety, be sure to read and follow all warning notices and instructions.
• Do NOT use this product near water, for example, in a wet basement or near a swimming
pool.
• Do NOT expose your device to dampness, dust or corrosive liquids.
• Do NOT store things on the device.
• Do NOT install, use, or service this device during a thunderstorm. There is a remote risk
of electric shock from lightning.
• Connect ONLY suitable accessories to the device.
• Do NOT open the device or unit. Opening or removing covers can expose you to
dangerous high voltage points or other risks. ONLY qualified service personnel should
service or disassemble this device. Please contact your vendor for further information.
• Make sure to connect the cables to the correct ports.
• Place connecting cables carefully so that no one will step on them or stumble over them.
• Always disconnect all cables from this device before servicing or disassembling.
• Use ONLY an appropriate power adaptor or cord for your device.
• Connect the power adaptor or cord to the right supply voltage (for example, 110V AC in
North America or 230V AC in Europe).
• Do NOT allow anything to rest on the power adaptor or cord and do NOT place the
product where anyone can walk on the power adaptor or cord.
• Do NOT use the device if the power adaptor or cord is damaged as it might cause
electrocution.
• If the power adaptor or cord is damaged, remove it from the power outlet.
• Do NOT attempt to repair the power adaptor or cord. Contact your local vendor to order a
new one.
• Do not use the device outside, and make sure all the connections are indoors. There is a
remote risk of electric shock from lightning.
• Do NOT obstruct the device ventilation slots, as insufficient airflow may harm your
device.
• Antenna Warning! This device meets ETSI and FCC certification requirements when
using the included antenna(s). Only use the included antenna(s).
• If you wall mount your device, make sure that no electrical lines, gas or water pipes will
be damaged.
This product is recyclable. Dispose of it properly.

Safety Warnings
NBG318S User’s Guide 7

Safety Warnings
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Contents Overview
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Contents Overview
Introduction ............................................................................................................................ 29
Getting to Know Your NBG318S ............................................................................................... 31
Wireless Tutorial ........................................................................................................................ 35
Introducing the Web Configurator .............................................................................................. 43
Connection Wizard .................................................................................................................... 55
Network ................................................................................................................................... 71
Wireless LAN ............................................................................................................................. 73
WAN .......................................................................................................................................... 93
LAN .......................................................................................................................................... 103
HomePlug AV .......................................................................................................................... 109
DHCP ...................................................................................................................................... 115
Network Address Translation (NAT) ........................................................................................ 119
Dynamic DNS .......................................................................................................................... 129
Security ................................................................................................................................. 133
Firewall .................................................................................................................................... 135
Content Filtering ...................................................................................................................... 141
Management ......................................................................................................................... 147
Static Route Screens ............................................................................................................... 149
Bandwidth Management .......................................................................................................... 153
Remote Management ..............................................................................................................165
Universal Plug-and-Play (UPnP) ............................................................................................. 171
Maintenance and Troubleshooting .................................................................................... 183
System ..................................................................................................................................... 185
Logs ......................................................................................................................................... 189
Tools ........................................................................................................................................ 203
Configuration Mode ................................................................................................................. 209
Sys Op Mode ........................................................................................................................... 211
Troubleshooting ....................................................................................................................... 213
Appendices and Index .........................................................................................................221

Contents Overview
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Table of Contents
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Table of Contents
About This User's Guide .......................................................................................................... 3
Document Conventions............................................................................................................4
Safety Warnings........................................................................................................................ 6
Contents Overview ................................................................................................................... 9
Table of Contents.................................................................................................................... 11
List of Figures ......................................................................................................................... 19
List of Tables........................................................................................................................... 25
Part I: Introduction................................................................................. 29
Chapter 1
Getting to Know Your NBG318S............................................................................................31
1.1 Overview .............................................................................................................................. 31
1.1.1 Secure Broadband Internet Access ........................................................................... 31
1.1.2 Wireless LAN Application ........................................................................................... 32
1.1.3 HomePlug AV ............................................................................................................. 32
1.2 Ways to Manage the NBG318S .......................................................................................... 33
1.3 Good Habits for Managing the NBG318S ........................................................................... 33
1.4 LEDs .................................................................................................................................... 33
Chapter 2
Wireless Tutorial ..................................................................................................................... 35
2.1 Example Parameters ........................................................................................................... 35
2.2 Configuring the AP .............................................................................................................. 35
2.3 Configuring the Wireless Client ........................................................................................... 37
2.3.1 Connecting to a Wireless LAN ................................................................................... 37
2.3.2 Creating and Using a Profile ...................................................................................... 39
Chapter 3
Introducing the Web Configurator ........................................................................................43
3.1 Web Configurator Overview ................................................................................................ 43
3.2 Accessing the Web Configurator ......................................................................................... 43
3.3 Resetting the NBG318S ......................................................................................................45

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3.3.1 Procedure to Use the Reset Button ........................................................................... 45
3.4 Navigating the Web Configurator ..................................................................................... 45
3.4.1 The Status Screen ..................................................................................................... 45
3.4.2 Navigation Panel ........................................................................................................ 48
3.4.3 Summary: Any IP Table ............................................................................................. 50
3.4.4 Summary: Bandwidth Management Monitor ........................................................... 51
3.4.5 Summary: DHCP Table ........................................................................................... 51
3.4.6 Summary: Packet Statistics .................................................................................... 52
3.4.7 Summary: Wireless Station Status ......................................................................... 53
3.4.8 Summary: My HomePlug Network Status .................................................................. 53
Chapter 4
Connection Wizard ................................................................................................................. 55
4.1 Wizard Setup ....................................................................................................................... 55
4.2 Connection Wizard: STEP 1: System Information ............................................................... 56
4.2.1 System Name ............................................................................................................. 56
4.2.2 Domain Name ............................................................................................................ 57
4.3 Connection Wizard: STEP 2: Wireless LAN ........................................................................ 57
4.3.1 Basic (WEP) Security ................................................................................................. 59
4.3.2 Extend (WPA-PSK or WPA2-PSK) Security .............................................................. 60
4.4 Connection Wizard: STEP 3: Internet Configuration ........................................................... 60
4.4.1 Ethernet Connection .................................................................................................. 61
4.4.2 PPPoE Connection .................................................................................................... 61
4.4.3 PPTP Connection ....................................................................................................... 62
4.4.4 Your IP Address ......................................................................................................... 64
4.4.5 WAN IP Address Assignment .................................................................................... 64
4.4.6 IP Address and Subnet Mask ..................................................................................... 65
4.4.7 DNS Server Address Assignment .............................................................................. 65
4.4.8 WAN IP and DNS Server Address Assignment ......................................................... 66
4.4.9 WAN MAC Address .................................................................................................... 67
4.5 Connection Wizard: STEP 4: Bandwidth management ....................................................... 68
4.6 Connection Wizard Complete .............................................................................................. 68
Part II: Network....................................................................................... 71
Chapter 5
Wireless LAN........................................................................................................................... 73
5.1 Wireless Network Overview ................................................................................................. 73
5.2 Wireless Security Overview .................................................................................................75
5.2.1 SSID ........................................................................................................................... 75
5.2.2 MAC Address Filter .................................................................................................... 75

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5.2.3 User Authentication .................................................................................................... 76
5.2.4 Encryption .................................................................................................................. 76
5.3 Roaming .............................................................................................................................. 77
5.3.1 Requirements for Roaming ........................................................................................ 78
5.4 Quality of Service ................................................................................................................ 78
5.4.1 WMM QoS ..................................................................................................................79
5.5 General Wireless LAN Screen ............................................................................................. 79
5.5.1 No Security ................................................................................................................. 80
5.5.2 WEP Encryption ......................................................................................................... 81
5.5.3 WPA-PSK/WPA2-PSK ............................................................................................... 83
5.5.4 WPA/WPA2 ................................................................................................................ 84
5.6 MAC Filter ............................................................................................................................ 86
5.7 Wireless LAN Advanced Screen ......................................................................................... 87
5.8 Quality of Service (QoS) Screen ......................................................................................... 88
5.8.1 Application Priority Configuration ............................................................................... 90
Chapter 6
WAN ......................................................................................................................................... 93
6.1 WAN Overview .................................................................................................................... 93
6.2 WAN MAC Address ............................................................................................................. 93
6.3 Multicast .............................................................................................................................. 93
6.4 Internet Connection ............................................................................................................. 94
6.4.1 Ethernet Encapsulation .............................................................................................. 94
6.4.2 PPPoE Encapsulation ................................................................................................ 96
6.4.3 PPTP Encapsulation .................................................................................................. 98
6.5 Advanced WAN Screen ..................................................................................................... 101
Chapter 7
LAN......................................................................................................................................... 103
7.1 LAN Overview .................................................................................................................... 103
7.1.1 IP Pool Setup ........................................................................................................... 103
7.1.2 System DNS Servers ............................................................................................... 103
7.2 LAN TCP/IP ....................................................................................................................... 103
7.2.1 Factory LAN Defaults ............................................................................................... 103
7.2.2 IP Address and Subnet Mask ................................................................................... 104
7.2.3 Multicast ................................................................................................................... 104
7.2.4 Any IP ....................................................................................................................... 104
7.3 LAN IP Screen ................................................................................................................... 106
7.4 LAN IP Alias ...................................................................................................................... 106
7.5 Advanced LAN Screen ...................................................................................................... 107
Chapter 8
HomePlug AV ........................................................................................................................ 109

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8.1 Overview ............................................................................................................................ 109
8.2 Privacy and Powerline Adapters ........................................................................................ 110
8.2.1 Setting Up a Private Powerline Network .................................................................. 110
8.2.2 Setting Up Multiple Powerline Networks. ................................................................. 111
8.3 Configuring Your HomePlug AV Devices .......................................................................... 112
Chapter 9
DHCP...................................................................................................................................... 115
9.1 DHCP ................................................................................................................................ 115
9.2 DHCP Server General Screen ........................................................................................... 115
9.3 DHCP Server Advanced Screen .................................................................................... 116
9.4 Client List Screen .............................................................................................................. 117
Chapter 10
Network Address Translation (NAT) ...................................................................................119
10.1 NAT Overview .............................................................................................................. 119
10.2 Using NAT ....................................................................................................................... 119
10.2.1 Port Forwarding: Services and Port Numbers ........................................................ 119
10.2.2 Configuring Servers Behind Port Forwarding Example .......................................... 120
10.3 General NAT Screen ....................................................................................................... 120
10.4 NAT Application Screen ................................................................................................ 121
10.4.1 Game List Example ................................................................................................ 123
10.5 Trigger Port Forwarding ...................................................................................................124
10.5.1 Trigger Port Forwarding Example .......................................................................... 124
10.5.2 Two Points To Remember About Trigger Ports ..................................................... 125
10.6 NAT Advanced Screen .................................................................................................... 125
Chapter 11
Dynamic DNS ........................................................................................................................ 129
11.1 Dynamic DNS Introduction .............................................................................................. 129
11.1.1 DynDNS Wildcard .................................................................................................. 129
11.2 Dynamic DNS Screen .................................................................................................... 129
Part III: Security.................................................................................... 133
Chapter 12
Firewall................................................................................................................................... 135
12.1 Introduction to ZyXEL’s Firewall .................................................................................... 135
12.1.1 What is a Firewall? ................................................................................................. 135
12.1.2 Stateful Inspection Firewall .................................................................................... 135
12.1.3 About the NBG318S Firewall ................................................................................. 135

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12.1.4 Guidelines For Enhancing Security With Your Firewall .......................................... 136
12.2 Triangle Routes ............................................................................................................... 136
12.2.1 Triangle Routes and IP Alias .................................................................................. 136
12.3 General Firewall Screen ............................................................................................... 137
12.4 Services Screen .............................................................................................................. 138
Chapter 13
Content Filtering ................................................................................................................... 141
13.1 Introduction to Content Filtering ...................................................................................... 141
13.2 Restrict Web Features .....................................................................................................141
13.3 Days and Times ............................................................................................................... 141
13.4 Filter Screen .................................................................................................................... 141
13.5 Schedule .......................................................................................................................... 143
13.6 Customizing Keyword Blocking URL Checking ............................................................... 144
13.6.1 Domain Name or IP Address URL Checking ......................................................... 144
13.6.2 Full Path URL Checking ......................................................................................... 144
13.6.3 File Name URL Checking ....................................................................................... 144
Part IV: Management ........................................................................... 147
Chapter 14
Static Route Screens ............................................................................................................149
14.1 Static Route Overview .....................................................................................................149
14.2 IP Static Route Screen ....................................................................................................149
14.2.1 Static Route Setup Screen ................................................................................... 150
Chapter 15
Bandwidth Management....................................................................................................... 153
15.1 Bandwidth Management Overview .................................................................................. 153
15.2 Application-based Bandwidth Management .................................................................... 153
15.3 Subnet-based Bandwidth Management .......................................................................... 153
15.4 Application and Subnet-based Bandwidth Management ................................................. 154
15.5 Bandwidth Management Priorities ................................................................................... 154
15.6 Predefined Bandwidth Management Services ................................................................. 155
15.6.1 Services and Port Numbers ................................................................................... 156
15.7 Default Bandwidth Management Classes and Priorities .................................................. 158
15.8 Bandwidth Management General Configuration .............................................................. 158
15.9 Bandwidth Management Advanced Configuration .......................................................... 159
15.9.1 Rule Configuration with the Pre-defined Service ................................................ 160
15.9.2 Rule Configuration with the User-defined Service .............................................. 161
15.10 Bandwidth Management Monitor ................................................................................ 162

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Chapter 16
Remote Management............................................................................................................ 165
16.1 Remote Management Overview ...................................................................................... 165
16.1.1 Remote Management Limitations .......................................................................... 165
16.1.2 Remote Management and NAT ............................................................................. 166
16.1.3 System Timeout ..................................................................................................... 166
16.2 WWW Screen ............................................................................................................... 166
16.3 Telnet ............................................................................................................................... 166
16.4 Telnet Screen .................................................................................................................. 167
16.5 FTP Screen ..................................................................................................................... 168
16.6 DNS Screen .................................................................................................................. 168
Chapter 17
Universal Plug-and-Play (UPnP).......................................................................................... 171
17.1 Introducing Universal Plug and Play ................................................................................ 171
17.1.1 How do I know if I'm using UPnP? ......................................................................... 171
17.1.2 NAT Traversal ........................................................................................................ 171
17.1.3 Cautions with UPnP ............................................................................................... 171
17.2 UPnP and ZyXEL ............................................................................................................172
17.3 UPnP Screen ................................................................................................................... 172
17.4 Installing UPnP in Windows Example .............................................................................. 173
Part V: Maintenance and Troubleshooting........................................ 183
Chapter 18
System ................................................................................................................................... 185
18.1 System Overview ............................................................................................................. 185
18.2 System General Screen .................................................................................................. 185
18.3 Time Setting Screen ........................................................................................................ 186
Chapter 19
Logs ....................................................................................................................................... 189
19.1 View Log .......................................................................................................................... 189
19.2 Log Settings ..................................................................................................................... 190
19.3 Log Descriptions .............................................................................................................. 193
Chapter 20
Tools ...................................................................................................................................... 203
20.1 Firmware Upload Screen ................................................................................................. 203
20.2 Configuration Screen ....................................................................................................... 204
20.2.1 Backup Configuration ............................................................................................. 205

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20.2.2 Restore Configuration ............................................................................................ 205
20.2.3 Back to Factory Defaults ........................................................................................ 206
20.3 Restart Screen ................................................................................................................. 206
Chapter 21
Configuration Mode ..............................................................................................................209
Chapter 22
Sys Op Mode ......................................................................................................................... 211
22.1 Selecting System Operation Mode .................................................................................. 211
Chapter 23
Troubleshooting.................................................................................................................... 213
23.1 Power, Hardware Connections, and LEDs ...................................................................... 213
23.2 NBG318S Access and Login ........................................................................................... 214
23.3 Internet Access ................................................................................................................ 215
23.4 Resetting the NBG318S to Its Factory Defaults .............................................................. 217
23.5 Wireless Router/AP Troubleshooting .............................................................................. 217
23.6 HomePlug AV Troubleshooting ....................................................................................... 218
23.7 Advanced Features .........................................................................................................219
Part VI: Appendices and Index ........................................................... 221
Appendix A Product Specifications and Wall-Mounting Instructions .....................................223
Appendix B Pop-up Windows, JavaScripts and Java Permissions .......................................229
Appendix C IP Addresses and Subnetting ............................................................................ 235
Appendix D Setting up Your Computer’s IP Address ............................................................243
23.7.1 Verifying Settings ................................................................................................... 258
Appendix E Wireless LANs ...................................................................................................259
23.7.2 WPA(2)-PSK Application Example ......................................................................... 268
23.7.3 WPA(2) with RADIUS Application Example ........................................................... 268
Appendix F Services ............................................................................................................. 271
Appendix G Legal Information............................................................................................... 275
Appendix H Customer Support.............................................................................................. 279
Index....................................................................................................................................... 283

Table of Contents
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List of Figures
NBG318S User’s Guide 19
List of Figures
Figure 1 Secure Internet Access ............................................................................................................ 31
Figure 2 WLAN Application Example ..................................................................................................... 32
Figure 3 HomePlug AV Internet Connection Example ......................................................................... 32
Figure 4 Front Panel ............................................................................................................................... 33
Figure 5 Network > Wireless LAN > General ......................................................................................... 36
Figure 6 Network > Wireless LAN > General ......................................................................................... 36
Figure 7 AP: Status: WLAN Station Status ............................................................................................. 37
Figure 8 ZyXEL Utility: Security Settings ................................................................................................ 38
Figure 9 ZyXEL Utility: Confirm Save ..................................................................................................... 39
Figure 10 ZyXEL Utility: Link Info ........................................................................................................... 39
Figure 11 ZyXEL Utility: Profile ............................................................................................................... 40
Figure 12 ZyXEL Utility: Add New Profile ............................................................................................... 40
Figure 13 ZyXEL Utility: Profile Security ................................................................................................. 40
Figure 14 ZyXEL Utility: Profile Encryption ............................................................................................. 41
Figure 15 Profile: Wireless Protocol Settings. ........................................................................................ 41
Figure 16 Profile: Confirm Save ............................................................................................................. 41
Figure 17 Profile: Activate ...................................................................................................................... 42
Figure 18 Change Password Screen ...................................................................................................... 44
Figure 19 Web Configurator Status Screen ............................................................................................ 46
Figure 20 Any IP Table ........................................................................................................................... 50
Figure 21 Summary: BW MGMT Monitor ............................................................................................... 51
Figure 22 Summary: DHCP Table .......................................................................................................... 51
Figure 23 Summary: Packet Statistics .................................................................................................... 52
Figure 24 Summary: Wireless Association List ...................................................................................... 53
Figure 25 Summary: My Homeplug Network. ......................................................................................... 53
Figure 26 Select Wizard or Advanced Mode .......................................................................................... 55
Figure 27 Select a Language ................................................................................................................. 56
Figure 28 Welcome to the Connection Wizard ....................................................................................... 56
Figure 29 Wizard Step 1: System Information ........................................................................................ 57
Figure 30 Wizard Step 2: Wireless LAN ................................................................................................. 58
Figure 31 Wizard Step 2: Basic (WEP) Security .................................................................................... 59
Figure 32 Wizard Step 2: Extend (WPA-PSK or WPA2-PSK) Security .................................................. 60
Figure 33 Wizard Step 3: ISP Parameters. ............................................................................................ 61
Figure 34 Wizard Step 3: Ethernet Connection ...................................................................................... 61
Figure 35 Wizard Step 3: PPPoE Connection ........................................................................................ 62
Figure 36 Wizard Step 3: PPTP Connection .......................................................................................... 63
Figure 37 Wizard Step 3: Your IP Address ............................................................................................. 64
Figure 38 Wizard Step 3: WAN IP and DNS Server Addresses ............................................................. 66

List of Figures
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Figure 39 Wizard Step 3: WAN MAC Address .......................................................................................67
Figure 40 Wizard Step 4: Bandwidth Management ................................................................................ 68
Figure 41 Connection Wizard Save ........................................................................................................ 69
Figure 42 Connection Wizard Complete ................................................................................................. 69
Figure 43 Example of a Wireless Network ............................................................................................. 73
Figure 44 Roaming Example .................................................................................................................. 78
Figure 45 Network > Wireless LAN > General ....................................................................................... 80
Figure 46 Network > Wireless LAN > General: No Security ................................................................... 81
Figure 47 Network > Wireless LAN > General: Static WEP ................................................................... 82
Figure 48 Network > Wireless LAN > General: WPA-PSK/WPA2-PSK ................................................. 83
Figure 49 Network > Wireless LAN > General: WPA/WPA2 .................................................................. 84
Figure 50 Network > Wireless LAN > MAC Filter ................................................................................... 86
Figure 51 Network > Wireless LAN > Advanced ....................................................................................87
Figure 52 Network > Wireless LAN > QoS ............................................................................................. 89
Figure 53 Network > Wireless LAN > QoS: Application Priority Configuration ....................................... 90
Figure 54 Network > WAN > Internet Connection: Ethernet Encapsulation ........................................... 94
Figure 55 Network > WAN > Internet Connection: PPPoE Encapsulation ............................................. 97
Figure 56 Network > WAN > Internet Connection: PPTP Encapsulation ............................................... 99
Figure 57 Network > WAN > Advanced ................................................................................................ 101
Figure 58 Any IP Example .................................................................................................................... 105
Figure 59 Network > LAN > IP .............................................................................................................. 106
Figure 60 Network > LAN > IP Alias ..................................................................................................... 107
Figure 61 Network > LAN > Advanced .............................................................................................. 107
Figure 62 Expand Your Network .......................................................................................................... 109
Figure 63 Powerline Network Scenario ................................................................................................ 111
Figure 64 Two Private Powerline Networks on One Circuit .................................................................. 112
Figure 65 Network > HomePlug > Network Settings ............................................................................ 112
Figure 66 Network > HomePlug > Edit ................................................................................................. 114
Figure 67 Network > DHCP Server > General .................................................................................. 115
Figure 68 Network > DHCP Server > Advanced .................................................................................. 116
Figure 69 Network > DHCP Server > Client List ...............................................................................117
Figure 70 Multiple Servers Behind NAT Example ................................................................................ 120
Figure 71 Network > NAT > General .................................................................................................... 120
Figure 72 Network > NAT > Application ............................................................................................... 122
Figure 73 Game List Example .............................................................................................................. 124
Figure 74 Trigger Port Forwarding Process: Example ......................................................................... 125
Figure 75 Network > NAT > Advanced ................................................................................................. 126
Figure 76 Dynamic DNS ....................................................................................................................... 130
Figure 77 Using IP Alias to Solve the Triangle Route Problem ............................................................ 137
Figure 78 Security > Firewall > General l ............................................................................................. 137
Figure 79 Security > Firewall > Services .............................................................................................. 139
Figure 80 Security > Content Filter > Filter ........................................................................................... 142
Figure 81 Security > Content Filter > Schedule .................................................................................... 143