ZyXEL Communications NBG-417N - V1.0 Manual page 14

Table of Contents
Chapter 10
DHCP Server.......................................................................................................................... 111
10.1 Overview ...........................................................................................................................111
10.2 What You Can Do in the DHCP Server Screens ..............................................................111
10.3 What You Need To Know About the DHCP Server Screens ............................................111
10.4 General Screen ................................................................................................................112
10.5 Advanced Screen
10.6 Client List Screen .............................................................................................................114
Chapter 11
Network Address Translation (NAT).................................................................................... 117
11.1 Overview
11.2 What You Can Do in the NAT Screens .............................................................................118
11.3 What You Need To Know About NAT ................................................................................118
11.3.1 What NAT Does .......................................................................................................119
11.3.2 How NAT Works ......................................................................................................119
11.4 General NAT Screen ........................................................................................................ 120
11.5 NAT Application Screen ................................................................................................. 121
11.6 NAT Advanced Screen ..................................................................................................... 123
11.7 Technical Reference ........................................................................................................ 124
11.8 Using NATPort Forwarding: Services and Port Numbers ................................................ 124
11.8.1 Configuring Servers Behind Port Forwarding Example .......................................... 124
11.9 Trigger Port Forwarding ................................................................................................... 125
11.9.1 Trigger Port Forwarding Example ........................................................................... 126
11.9.2 Two Points To Remember About Trigger Ports ...................................................... 126
Chapter 12
Dynamic DNS ........................................................................................................................ 127
12.1 Overview ......................................................................................................................... 127
12.2 What You Can Do in the DDNS Screen ........................................................................... 127
12.3 What You Need To Know About DDNS ........................................................................... 127
12.3.1 DynDNS Wildcard .................................................................................................. 127
12.4 Dynamic DNS Screen .................................................................................................... 128
Part III: Security.................................................................................... 131
Chapter 13
Firewall................................................................................................................................... 133
13.1 Overview ........................................................................................................................ 133
13.2 What You Can Do in the Firewall Screens ....................................................................... 133
13.3 What You Need To Know About Firewall ......................................................................... 134
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NBG-417N User's Guide