ZyXEL Communications NBG-418N - Page 7

Table of Contents
NBG-418N v2 User’s Guide
7
10.2 What You Can Do .........................................................................................................................105
10.2.1 What You Need To Know .....................................................................................................105
10.3 General NAT Screen .....................................................................................................................106
10.4 NAT Application Screen ..............................................................................................................107
10.5 Port Triggering Screen ..................................................................................................................108
10.6 Technical Reference ...................................................................................................................... 110
10.6.1 NAT Port Forwarding: Services and Port Numbers ............................................................. 110
10.6.2 NAT Port Forwarding Example ............................................................................................ 111
10.6.3 Trigger Port Forwarding ....................................................................................................... 111
10.6.4 Trigger Port Forwarding Example ........................................................................................ 111
10.6.5 Two Points To Remember About Trigger Ports ................................................................... 112
Chapter 11
Dynamic DNS ....................................................................................................................................113
11.1 Overview ...................................................................................................................................... 113
11.2 Dynamic DNS Screen ................................................................................................................. 113
Chapter 12
Static Route.......................................................................................................................................115
12.1 Overview .................................................................................................................................... 115
12.2 IP Static Route Screen ................................................................................................................. 115
Chapter 13
Firewall ..............................................................................................................................................117
13.1 Overview ..................................................................................................................................... 117
13.2 What You Can Do ......................................................................................................................... 117
13.3 What You Need To Know .............................................................................................................. 118
13.3.1 About the NBG-418N v2 Firewall ........................................................................................ 118
13.3.2 VPN Pass Through Features ...............................................................................................118
13.4 General Firewall Screen ............................................................................................................. 118
13.5 Services Screen ......................................................................................................................... 119
Chapter 14
Content Filter ....................................................................................................................................121
14.1 Overview .......................................................................................................................................121
14.2 What You Can Do .........................................................................................................................121
14.3 Filter Screen ...............................................................................................................................121
Chapter 15
Remote Management........................................................................................................................123
15.1 Overview .......................................................................................................................................123
15.1.1 Remote Management Limitations ........................................................................................124
15.1.2 Remote Management and NAT ...........................................................................................124