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P-2602HWLNI manual
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496 pages, 14.8 Mb
Chapter 16 Content Filtering
268
P-2602HWLNI
User’s Guide
Contents
User’s Guide
www.zyxel.com
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About This User's Guide
Document Conventions
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Safety Warnings
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Contents Overview
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Table of Contents
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Part VI: Advanced
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Part VIII: Appendices and Index
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List of Figures
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List of Tables
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Introducing the ZyXEL Device
1.1 Overview
1.2Ways to Manage the ZyXEL Device
1.3Good Habits for Managing the ZyXEL Device
1.4 Applications for the ZyXEL Device
1.4.3 Make Peer-to-peerCalls
1.4.4 Firewall for Secure Broadband Internet Access
1.4.5 LAN to LAN Application
1.5 LEDs
1.6 The RESET Button
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Introducing the Web
Configurator
2.1 Web Configurator Overview
2.2 Login Types
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2.3 Web Configurator Main Screen
2.3.1Title Bar
2.3.2 Navigation Panel
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2.3.3 Main Window
2.3.4 Status Bar
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Internet and Wireless Setup Wizard
3.1 Introduction
3.2Internet Access Wizard Setup
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3.2.1Manual Configuration
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3.3 Wireless Connection Wizard Setup
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3.3.1 Manually Assign a WPA-PSKKey
3.3.2 Manually Assign a WEP Key
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VoIP Wizard
4.1 Introduction
4.2 VoIP Wizard Setup
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Bandwidth Management Wizard
5.1 Introduction
5.2Bandwidth Management Wizard Setup
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Status Screens
6.1 Status Screen
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6.2 Any IP Table
6.3 WLAN Status
6.4 Packet Statistics
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6.5 VoIP Statistics
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6.6 LED Status
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WAN Setup
7.1 WAN Overview
7.1.2 Multiplexing
7.1.3 VPI and VCI
7.1.4 IP Address Assignment
7.2 Metric
7.3 Traffic Shaping
7.4 Zero Configuration Internet Access
7.5 Internet Access Setup
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7.5.1 Advanced Internet Access Setup
7.6 WAN More Connections
7.7 More Connections Edit
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7.8 More Connections Edit Advanced
7.9 Traffic Redirect
7.10 WAN Backup Setup
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LAN Setup
8.1 LAN Overview
8.2 DNS Server Addresses
8.3LAN TCP/IP
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8.3.2 RIP Setup
8.3.3 Multicast
8.3.4 Any IP
8.4 Configuring LAN IP
8.4.1 Configuring Advanced LAN Setup
8.5 DHCP Setup
8.6 LAN Client List
8.7 LAN IP Alias
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Wireless LAN
9.1 Wireless Network Overview
9.2Wireless Security Overview
9.2.4 Encryption
9.3 Wireless Performance Overview
9.4 Additional Wireless Terms
9.5General WLAN Screen
9.5.1 No Security
9.5.2 WEP Encryption Screen
9.5.3 WPA(2)-PSK
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9.5.4 WPA(2) Authentication Screen
9.5.5 Wireless LAN Advanced Setup
9.6 OTIST Screen
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9.7MAC Filter
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9.8 Association List
9.9 QoS Screen
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9.9.1 Application Priority Configuration
9.10 WDS Screen
9.10.1 Static WEP
9.10.2 WPA-PSK
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9.10.3 WPA2-PSK
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Network Address Translation (NAT) Screens
10.1 NAT General Overview
10.1.2 What NAT Does
10.1.3 How NAT Works
10.1.4 NAT Application
10.1.5 NAT Mapping Types
10.2 SUA (Single User Account) Versus NAT
10.3NAT General Setup
10.4 Port Forwarding
10.4.1 Default Server IP Address
10.4.2Port Forwarding: Services and Port Numbers
10.4.3 Configuring Servers Behind Port Forwarding (Example)
10.5Configuring Port Forwarding
10.5.1 Port Forwarding Rule Edit
10.6Address Mapping
10.6.1 Address Mapping Rule Edit
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Voice
11.1 Introduction to VoIP
11.2 SIP
11.2.2 SIP Servers
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11.2.3 RTP
11.2.4 Pulse Code Modulation
11.2.5 SIP Call Progression
11.2.6SIP Call Progression Through Proxies
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11.2.7Voice Coding
11.2.8PSTN Call Setup Signaling
11.2.9 MWI (Message Waiting Indication)
11.3 Quality of Service (QoS)
11.3.1 Type Of Service (ToS)
11.3.2 DiffServ
11.3.3 VLAN
11.4 SIP Settings Screen
11.5 Advanced SIP Setup Screen
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11.6 SIP QoS Screen
11.7 Phone
11.8 Analog Phone
11.8.2Configuring the Analog Phone Screen
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11.9 Advanced Analog Phone Setup Screen
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11.10 ISDN Phone
11.10.2 Configuring the ISDN Phone Screen
11.11 Common Phone Settings Screen
11.12 Ext. Table
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11.13 Advanced Ext. Table Setup Screen
11.14 Phone Services Overview
11.14.1 The Flash Key
11.14.2 Europe Type Supplementary Phone Services
11.14.3USA Type Supplementary Services
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11.15Phone Region Screen
11.16 Speed Dial
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11.17 Incoming Call Policy Screen
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11.18 Distinctive Ring Screen
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11.19 SIP Prefix Screen
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11.20 PSTN Line
11.21 PSTN Line Screen
11.22 ISDN Line Screen
11.23 Fixed Line Numbers
11.23.2 Receiving Analog Calls With Digital Phones
11.23.3 Configuring the Fixed Line Numbers Screen
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VoIP Trunking
12.1 VoIP Trunking Overview
12.2 VoIP Trunking and Security
12.2.2 Peer Call Authentication
12.3 Call Rules
12.4 VoIP Trunking Scenarios
12.5 Trunking General Screen
12.6 Trunking Peer Call Screen
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12.7 Trunking Call Rule Screen
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12.8 VoIP Trunking Example: VoIP to PSTN
12.8.3 Configuration Details: Incoming
12.9 VoIP Trunking Example: PSTN to PSTN via VoIP
12.9.1 Background Information
12.9.2 Configuration Details: Outgoing
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12.9.3 Configuration Details: Incoming
12.9.4 Call Progression
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Phone Usage
13.1 Dialing a Telephone Number
13.2 Using Speed Dial to Dial a Telephone Number
13.3 Internal Calls
13.3.1Phone Book
13.3.2Call Transfer
13.3.3Call Forwarding
13.3.4 Follow Me
13.4Checking the Device’s IP Address
13.5Auto Firmware Upgrade
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Firewalls
14.1 Firewall Overview
14.2 Types of Firewalls
14.3 Introduction to ZyXEL’s Firewall
14.4 Denial of Service
14.4.2 Types of DoS Attacks
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14.5 Stateful Inspection
14.5.1 Stateful Inspection Process
14.5.2Stateful Inspection on Your ZyXEL Device
14.5.3TCP Security
14.5.4 UDP/ICMP Security
14.5.5 Upper Layer Protocols
14.6Guidelines for Enhancing Security with Your Firewall
14.7Packet Filtering Vs Firewall
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Firewall Configuration
15.1 Access Methods
15.2 General Firewall Policy Overview
15.3Rule Logic Overview
15.4 Connection Direction
15.5 General Firewall Policy
15.6Firewall Rules Summary
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15.6.1 Configuring Firewall Rules
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15.6.2 Customized Services
15.6.3 Configuring a Customized Service
15.7 Example Firewall Rule
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15.8 DoS Thresholds
15.8.2 Half-OpenSessions
15.8.3Configuring Firewall Thresholds
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15.9 Firewall Commands
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Content Filtering
16.1 Content Filtering Overview
16.2 Configuring Keyword Blocking
16.3 Configuring the Schedule
16.4 Configuring Trusted Computers
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Introduction to IPSec
17.1 VPN Overview
17.2IPSec Architecture
17.3 Encapsulation
17.4IPSec and NAT
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VPN Screens
18.1 VPN/IPSec Overview
18.2 IPSec Algorithms
18.3 My IP Address
18.4Secure Gateway Address
18.5 VPN Setup Screen
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18.6 Keep Alive
18.7 VPN, NAT, and NAT Traversal
18.8 Remote DNS Server
18.9 ID Type and Content
18.9.1 ID Type and Content Examples
18.10 Pre-SharedKey
18.11 Editing VPN Policies
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18.12 IKE Phases
18.13 Configuring Advanced IKE Settings
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18.14 Manual Key Setup
18.15 Configuring Manual Key
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18.16 Viewing SA Monitor
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18.17 Configuring Global Setting
18.18 Telecommuter VPN/IPSec Examples
18.18.2 Telecommuters Using Unique VPN Rules Example
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18.19 VPN and Remote Management
Certificates
19.1 Certificates Overview
19.2Self-signedCertificates
19.3 Configuration Summary
19.4 My Certificates
19.5 My Certificate Import
19.5.1 Certificate File Formats
19.6 My Certificate Create
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19.7 My Certificate Details
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19.8 Trusted CAs
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19.9 Trusted CA Import
19.10 Trusted CA Details
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19.11 Trusted Remote Hosts
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19.12 Verifying a Trusted Remote Host’s Certificate
19.13 Trusted Remote Hosts Import
19.14 Trusted Remote Host Certificate Details
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19.15 Directory Servers
19.16 Directory Server Add and Edit
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Static Route
20.1 Static Route
20.2 Configuring Static Route
20.2.1 Static Route Edit
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Bandwidth Management
21.1 Bandwidth Management Overview
21.2 Application-basedBandwidth Management
21.3 Auto Classifier
21.4 Subnet-basedBandwidth Management
21.5 Application and Subnet-basedBandwidth Management
21.6 Configuring Bandwidth Management (General)
21.7 Bandwidth Management Rule Setup
21.7.1 Rule Configuration
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21.8 Bandwidth Monitor
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Dynamic DNS Setup
22.1 Dynamic DNS Overview
22.2 Configuring Dynamic DNS
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Remote Management
Configuration
23.1 Remote Management Overview
23.1.1Remote Management Limitations
23.1.2Remote Management and NAT
23.1.3System Timeout
23.2 Introduction to HTTPS
23.3 HTTP
23.4 Telnet
23.5 Configuring Telnet
23.6 Configuring FTP
23.7 SNMP
23.7.1Supported MIBs
23.7.2 SNMP Traps
23.7.3 Configuring SNMP
23.8 Configuring DNS
23.9 Configuring ICMP
23.10 SSH
23.11 How SSH Works
23.12 SSH Implementation on the ZyXEL Device
23.13 Configuring SSH
23.14 Secure Telnet Using SSH Examples
23.15Secure FTP Using SSH Example
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Universal Plug-and-Play(UPnP)
24.1 Introducing Universal Plug and Play
24.2 UPnP and ZyXEL
24.3 Installing UPnP in Windows Example
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24.4 Using UPnP in Windows XP Example
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System
25.1 General Setup and System Name
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25.2 Time Setting
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Call History
26.1 Call History Overview
26.2Viewing the Call History Summary
26.3 Viewing Call History
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26.4 Configuring Call History Settings
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Logs
27.1 Logs Overview
27.2 Viewing the Logs
27.3 Configuring Log Settings
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27.4 SMTP Error Messages
27.4.1 Example E-mailLog
27.5 Log Descriptions
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Troubleshooting
28.1Power, Hardware Connections, and LEDs
28.2 ZyXEL Device Access and Login
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28.3 Internet Access
28.4Phone Calls and VoIP
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Tools
29.1 Introduction
29.2 Filename Conventions
29.3 File Maintenance Over WAN
29.4 Firmware Upgrade Screen
29.5 Backup and Restore
29.5.1 Backup Configuration
29.5.2 Restore Configuration
29.5.3 Reset to Factory Defaults
29.6 Restart
29.7 Using FTP or TFTP to Back Up Configuration
29.7.2FTP Command Configuration Backup Example
29.7.3 Configuration Backup Using GUI-basedFTP Clients
29.7.4 Backup Configuration Using TFTP
29.7.5 TFTP Command Configuration Backup Example
29.7.6 Configuration Backup Using GUI-basedTFTP Clients
29.8 Using FTP or TFTP to Restore Configuration
29.9 FTP and TFTP Firmware and Configuration File Uploads
29.9.1 FTP File Upload Command from the DOS Prompt Example
29.9.2FTP Session Example of Firmware File Upload
29.9.3 TFTP File Upload
29.9.4 TFTP Upload Command Example
Diagnostic
30.1 General Diagnostic
30.2 DSL Line Diagnostic
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Product Specifications
31.1 Hardware Specifications
31.2 Firmware Specifications
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31.3 Voice Specifications
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31.4 Wireless Features (Wireless Devices Only)
31.4.1 IEEE 802.11g Wireless LAN
31.5Power Adaptor Specifications
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Windows 95/98/Me
Installing Components
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Windows 2000/NT/XP
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Macintosh OS 8/9
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Macintosh OS
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Internet Explorer Pop-upBlockers
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JavaScripts
Java Permissions
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Introduction to IP Addresses
Structure
Subnet Masks
Notation
Subnetting
Example: Four Subnets
Example: Eight Subnets
Subnet Planning
Configuring IP Addresses
Wireless LAN Topologies
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Channel
RTS/CTS
Fragmentation Threshold
Preamble Type
IEEE 802.11g Wireless LAN
IEEE
RADIUS
Types of EAP Authentication
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Dynamic WEP Key Exchange
WPA and WPA2
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Security Parameters Summary
Antenna Overview
Antenna Characteristics
Types of Antennas for WLAN
Positioning Antennas
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Copyright
Certifications
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ZyXEL Limited Warranty
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Index
