ZyXEL Communications 802.11g ADSL 2+ 4-Port Security Gateway HW-D Series User Manual

P-662h/hw-d series

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P-662H/HW-D Series

802.11g ADSL 2+ 4-Port Security Gateway

User’s Guide

Version 3.40

Edition 1

7/2006

This manual is related to the following products:

P-662H

Table of contents

Document Outline

User’s Guide
Copyright
Certifications
Safety Warnings
ZyXEL Limited Warranty
Customer Support
Table of Contents
List of Figures
List of Tables
Preface
Getting To Know Your ZyXEL Device
- 1.1 Introducing the ZyXEL Device
Introducing the Web Configurator
- 2.1 Web Configurator Overview
- 2.2 Accessing the Web Configurator
- 2.3 Resetting the ZyXEL Device
  - 2.3.1 Using the Reset Button
- 2.4 Navigating the Web Configurator
  - 2.4.1 Navigation Panel
  - 2.4.8 Changing Login Password
Wizard Setup for Internet Access
- 3.1 Introduction
- 3.2 Internet Access Wizard Setup
  - 3.2.1 Automatic Detection
  - 3.2.2 Manual Configuration
- 3.3 Wireless Connection Wizard Setup
Bandwidth Management Wizard
- 4.1 Introduction
- 4.2 Predefined Media Bandwidth Management Services
- 4.3 Bandwidth Management Wizard Setup
WAN Setup
- 5.1.1 Encapsulation
- 5.1.2 Multiplexing
  - 5.1.2.1 VC-based Multiplexing
  - 5.1.2.2 LLC-based Multiplexing
- 5.1.3 VPI and VCI
- 5.1.4 IP Address Assignment
- 5.1.5 Nailed-Up Connection (PPP)
- 5.1.6 NAT
- 5.2 Metric
- 5.3 Traffic Shaping
  - 5.3.1 ATM Traffic Classes
- 5.4 Zero Configuration Internet Access
LAN Setup
- 6.1.1 LANs, WANs and the ZyXEL Device
- 6.1.2 DHCP Setup
  - 6.1.2.1 IP Pool Setup
- 6.1.3 DNS Server Address
- 6.1.4 DNS Server Address Assignment
- 6.2 LAN TCP/IP
Wireless LAN
- 7.1 Wireless Network Overview
- 7.2 Wireless Security Overview
- 7.3 Wireless Performance Overview
  - 7.3.1 Quality of Service (QoS)
- 7.4 Additional Wireless Terms
- 7.10 Multiple SSID (P-662HW-D Models only)
  - 7.10.1 Multiple SSID Commands
  - 7.10.2 Multiple SSID Example
DMZ
- 8.1 Introduction
- 8.3 DMZ Public IP Address Example
- 8.4 DMZ Private and Public IP Address Example
Network Address Translation (NAT) Screens
- 9.1.1 NAT Definitions
- 9.1.2 What NAT Does
- 9.1.3 How NAT Works
- 9.1.4 NAT Application
- 9.1.5 NAT Mapping Types
- 9.2 SUA (Single User Account) Versus NAT
- 9.4 Port Forwarding
Firewalls
- 10.2 Types of Firewalls
- 10.3 Introduction to ZyXEL’s Firewall
  - 10.3.1 Denial of Service Attacks
- 10.4 Denial of Service
  - 10.4.1 Basics
  - 10.4.2 Types of DoS Attacks
- 10.5 Stateful Inspection
- 10.6 Guidelines for Enhancing Security with Your Firewall
  - 10.6.1 Security In General
- 10.7 Packet Filtering Vs Firewall
  - 10.7.1 Packet Filtering:
    - 10.7.1.1 When To Use Filtering
  - 10.7.2 Firewall
    - 10.7.2.1 When To Use The Firewall
Firewall Configuration
- 11.1 Access Methods
- 11.2 Firewall Policies Overview
- 11.3 Rule Logic Overview
- 11.4 Connection Direction
  - 11.4.1 LAN to WAN Rules
  - 11.4.2 Alerts
- 11.7 Example Firewall Rule
- 11.8 Predefined Services
  - 11.10.1 Threshold Values
  - 11.10.2 Half-Open Sessions
    - 11.10.2.1 TCP Maximum Incomplete and Blocking Time
Anti-Virus Packet Scan
- 12.1 Overview
  - 12.1.1 Types of Computer Viruses
- 12.2 Signature-Based Virus Scan
  - 12.2.1 Computer Virus Infection and Prevention
- 12.3 Introduction to the ZyXEL Device Anti-virus Packet Scan
Content Filtering
Content Access Control
- 14.1 Content Access Control Overview
  - 14.1.1 Content Access Control WLAN Application
  - 14.1.2 Configuration Steps
- 14.2 Activating CAC and Creating User Groups
  - 14.2.2.1 Available Services
- 14.5 Content Access Control Logins
  - 14.5.1 User Login
  - 14.5.2 Administrator Login
Introduction to IPSec
- 15.1 VPN Overview
- 15.2 IPSec Architecture
  - 15.2.1 IPSec Algorithms
  - 15.2.2 Key Management
- 15.3 Encapsulation
  - 15.3.1 Transport Mode
  - 15.3.2 Tunnel Mode
- 15.4 IPSec and NAT
VPN Screens
- 16.1 VPN/IPSec Overview
- 16.2 IPSec Algorithms
  - 16.2.1 AH (Authentication Header) Protocol
  - 16.2.2 ESP (Encapsulating Security Payload) Protocol
- 16.3 My IP Address
- 16.4 Secure Gateway Address
  - 16.4.1 Dynamic Secure Gateway Address
- 16.6 Keep Alive
- 16.7 VPN, NAT, and NAT Traversal
- 16.8 Remote DNS Server
- 16.9 ID Type and Content
  - 16.9.1 ID Type and Content Examples
- 16.10 Pre-Shared Key
- 16.12 IKE Phases
- 16.13 Configuring Advanced IKE Settings
- 16.14 Manual Key Setup
  - 16.14.1 Security Parameter Index (SPI)
- 16.18 Telecommuter VPN/IPSec Examples
  - 16.18.1 Telecommuters Sharing One VPN Rule Example
  - 16.18.2 Telecommuters Using Unique VPN Rules Example
- 16.19 VPN and Remote Management
Certificates
- 17.1 Certificates Overview
  - 17.1.1 Advantages of Certificates
- 17.2 Self-signed Certificates
- 17.3 Configuration Summary
  - 17.5.1 Certificate File Formats
- 17.12 Verifying a Trusted Remote Host’s Certificate
  - 17.12.1 Trusted Remote Host Certificate Fingerprints
Static Route
Bandwidth Management
- 19.2 Application-based Bandwidth Management
- 19.3 Subnet-based Bandwidth Management
- 19.4 Application and Subnet-based Bandwidth Management
- 19.5 Scheduler
  - 19.5.1 Priority-based Scheduler
  - 19.5.2 Fairness-based Scheduler
- 19.6 Maximize Bandwidth Usage
Dynamic DNS Setup
- 20.1.1 DYNDNS Wildcard
Remote Management Configuration
- 21.1.1 Remote Management Limitations
- 21.1.2 Remote Management and NAT
- 21.1.3 System Timeout
- 21.3 Telnet
- 21.6 SNMP
  - 21.6.1 Supported MIBs
  - 21.6.2 SNMP Traps
- 21.9 TR-069
Universal Plug-and-Play (UPnP)
- 22.1.1 How do I know if I'm using UPnP?
- 22.1.2 NAT Traversal
- 22.1.3 Cautions with UPnP
- 22.2 UPnP and ZyXEL
- 22.3 Installing UPnP in Windows Example
- 22.4 Using UPnP in Windows XP Example
System
- 23.1 General Setup
  - 23.1.1 General Setup and System Name
Logs
- 24.1.1 Alerts and Logs
- 24.4 SMTP Error Messages
  - 24.4.1 Example E-mail Log
Tools
- 25.2.1 Backup Configuration
- 25.2.2 Restore Configuration
- 25.2.3 Back to Factory Defaults
Diagnostic
Troubleshooting
- 27.1 Problems Starting Up the ZyXEL Device
- 27.2 Problems with the LAN
- 27.3 Problems with the WAN
- 27.4 Problems Accessing the ZyXEL Device
  - 27.4.1 Pop-up Windows, JavaScripts and Java Permissions
  - 27.4.2 ActiveX Controls in Internet Explorer
Product Specifications
About ADSL
Wall-mounting Instructions
Setting up Your Computer’s IP Address
IP Addresses and Subnetting
Wireless LANs
Importing Certificates
Command Interpreter
Certificates Commands
Boot Commands
Firewall Commands
NetBIOS Filter Commands
Internal SPTGEN
Splitters and Microfilters
Log Descriptions
Triangle Route
Index
- A
- B
- C
- D
- E
- F
- G
- H
- I
- K
- L
- M
- N
- O
- P
- Q
- R
- S
- T
- U
- V
- W
- Z