Zyxel-communications P-334W Manual do Utilizador descarregar pdf (Página 12)

Prestige 334W User’s Guide

xii Table of Contents

SUA/NAT and Static Route .......................................................................................................................... III

Chapter 10 Network Address Translation (NAT) Screens.......................................................................10-1

10.1 NAT Overview.........................................................................................................................10-1

10.1.1 NAT Definitions ...................................................................................................................10-1

10.1.2 What NAT Does ...................................................................................................................10-2

10.1.3 How NAT Works..................................................................................................................10-2

10.1.4 NAT Application ..................................................................................................................10-3

10.1.5 NAT Mapping Types ............................................................................................................10-4

10.2 Using NAT ...............................................................................................................................10-6

10.2.1 SUA (Single User Account) Versus NAT ............................................................................10-6

10.3 SUA Server ..............................................................................................................................10-6

10.3.1 Port Forwarding: Services and Port Numbers.......................................................................10-6

10.3.2 Configuring Servers Behind SUA (Example).......................................................................10-7

10.4 Configuring SUA Server.........................................................................................................10-8

10.5 Configuring Address Mapping.............................................................................................10-10

10.6 Trigger Port Forwarding......................................................................................................10-13

10.6.1 Trigger Port Forwarding Example ......................................................................................10-14

10.6.2 Two Points To Remember About Trigger Ports .................................................................10-14

10.7 Configuring Trigger Port Forwarding ................................................................................10-14

Chapter 11 Static Route Screens................................................................................................................ 11-1

11.1 Static Route Overview ................................................................................................................ 11-1

11.2 Configuring IP Static Route ....................................................................................................... 11-1

11.2.1 Configuring Route Entry.......................................................................................................11-2

UPnP and Firewall.........................................................................................................................................IV

Chapter 12 UPnP ........................................................................................................................................12-1

12.1 Universal Plug and Play Overview ........................................................................................12-1

12.1.1 How Do I Know If I'm Using UPnP? ...................................................................................12-1

12.1.2 NAT Traversal ......................................................................................................................12-1

12.1.3 Cautions with UPnP..............................................................................................................12-2

12.2 UPnP and ZyXEL ...................................................................................................................12-2

12.3 Configuring UPnP...................................................................................................................12-2

12.4 Installing UPnP in Windows Example ..................................................................................12-4

12.4.1 Installing UPnP in Windows Me ..........................................................................................12-4

12.4.2 Installing UPnP in Windows XP...........................................................................................12-4

12.5 Using UPnP in Windows XP Example...................................................................................12-6

12.5.1 Auto-discover Your UPnP-enabled Network Device ...........................................................12-6

12.5.2 Web Configurator Easy Access ............................................................................................12-8

Chapter 13 Firewall ....................................................................................................................................13-1

13.1 Introduction.............................................................................................................................13-1

13.1.1 Guidelines For Enhancing Security With Your Firewall ......................................................13-2

13.2 Firewall Settings Screen .........................................................................................................13-3