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ZyWALL 2 Series
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ZyWALL 2 Series User’s Guide
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12-3
Content Filter : Categories
12-6
Content Filtering Screens
Contents
User’s Guide
Copyright
Copyright © 2004 by ZyXEL Communications Corporation
Disclaimer
Trademarks
Notice
Certifications
Information for Canadian Users
Caution
Note
ZyXEL Limited Warranty
NOTE
Customer Support
Table of Contents
Chapter 7 Wireless LAN Screens
NAT and Static Route
Chapter 8 Network Address Translation (NAT)
Chapter 9 Static Route Screens
Chapter 10 Firewalls
VPN/IPSec
Certificates
Chapter 15 Certificates
Authentication Server, Remote Management and UPnP
Chapter 16 Authentication Server
Page
Chapter 26 Remote Node Setup
Chapter 28 Network Address Translation (NAT)
Chapter 29 Introducing the Firewall
Chapter 30 Filter Configuration
A-1
B-1
C-1
D-1
E-1
Page
List of Figures
Page
Page
Page
Page
Page
Page
List of Tables
Page
Page
Page
Preface
About This User's Manual
Related Documentation
User’s Guide Feedback
Syntax Conventions
Graphics Icons Key
Page
Part I:
Getting Started
Page
1.1Introducing the ZyWALL
1.2Features
1.2.1Physical Features
4-PortSwitch
Auto-negotiating10/100 Mbps Ethernet LAN
Auto-sensing10/100 Mbps Ethernet LAN
Auto-negotiating10/100 Mbps Ethernet WAN
X-Auth(Extended Authentication)
Certificates
SSH
HTTPS
Firewall
Universal Plug and Play (UPnP)
Call Scheduling
PPPoE
PPPoE Pass-through
PPTP Encapsulation
Central Network Management
SNMP
Network Address Translation (NAT)
Traffic Redirect
Port Forwarding
1.3Applications for the ZyWALL
1.3.1 Secure Broadband Internet Access via Cable or DSL Modem
1.3.2 Secure Broadband Internet Access and VPN
Page
2.1Web Configurator Overview
2.2Accessing the ZyWALL Web Configurator
2.3Resetting the ZyWALL
2.3.1 Procedure To Use The Reset Button
2.3.2 Uploading a Configuration File Via Console Port
2.4Navigating the ZyWALL Web Configurator
Follow the instructions you see in the MAIN MENU screen or click the icon
(located in the top right corner of most screens) to view online help
The icon does not appear in the MAIN MENU screen
Figure 2-4The MAIN MENU Screen of the Web Configurator
Table 2-1Web Configurator Screens Summary
Page
Page
Page
Page
3.1Wizard Setup Overview
3.2General Setup and System Name
3.2.1 Domain Name
3.3Internet Access
3.3.1 Ethernet
Figure 3-2Wizard 2: Ethernet Encapsulation
Table 3-1Ethernet Encapsulation
3.3.2 PPPoE Encapsulation
Figure 3-3Wizard2: PPPoE Encapsulation
Table 3-2PPPoE Encapsulation
3.3.3 PPTP Encapsulation
Figure 3-4Wizard 2: PPTP Encapsulation
Table 3-3PPTP Encapsulation
3.4WAN and DNS
3.4.1 WAN IP Address Assignment
3.4.2 IP Address and Subnet Mask
3.4.3 DNS Server Address Assignment
3.4.4 WAN MAC Address
Figure 3-5Wizard
Table 3-6Wizard
3.5Basic Setup Complete
Figure 3-6Internet Access Wizard Setup Complete
Page
Part II:
System and LAN
Page
4.1System Overview
4.2Configuring General Setup
Table 4-1System General Setup
4.3Dynamic DNS
4.3.1DYNDNS Wildcard
4.4Configuring Dynamic DNS
Figure 4-2DDNS
Table 4-2DDNS
4.5Configuring Password
4.6Pre-definedNTP Time Servers List
4.7Configuring Time Setting
Figure 4-4Time Setting
Table 4-5Time Setting
Page
Page
5.1LAN Overview
5.2DHCP Setup
5.2.1 IP Pool Setup
5.3IP Address and Subnet Mask
5.4DNS Server Address Assignment
5.5LAN TCP/IP
5.5.1Factory LAN Defaults
5.5.2RIP Setup
5.5.3Multicast
5.6Configuring IP
Figure 5-1IP
Table 5-1IP
Page
5.7Configuring Static DHCP
5.8Configuring IP Alias
Figure 5-3Physical Network
Figure 5-4Partitioned Logical Networks
IP Alias
Figure 5-5IP Alias
Table 5-3IP Alias
Page
Part III:
WAN and Wireless LAN
Page
6.1WAN Overview
6.2TCP/IP Priority (Metric)
6.3WAN IP Address Assignment
6.3.1WAN MAC Address
6.4Configuring Route
6.5Configuring WAN ISP
6.5.1 Ethernet Encapsulation
Figure 6-2Ethernet Encapsulation
Table 6-4Ethernet Encapsulation
6.5.2 PPPoE Encapsulation
Figure 6-3PPPoE Encapsulation
Table 6-5PPPoE Encapsulation
6.5.3 PPTP Encapsulation
Figure 6-4PPTP Encapsulation
Table 6-6PPTP Encapsulation
6.6Configuring WAN IP
Figure 6-5IP Setup
Table 6-7IP Setup
Page
6.7Configuring WAN MAC
6.8Traffic Redirect
6.9Configuring Traffic Redirect
Figure 6-9Traffic Redirect
Table 6-8Traffic Redirect
6.10 Configuring Dial Backup
Figure 6-10Dial Backup Setup
Table 6-9Dial Backup Setup
Page
Page
6.11 Advanced Modem Setup
6.11.1 AT Command Strings
6.11.2 DTR Signal
6.11.3 Response Strings
6.12 Configuring Advanced Modem Setup
Figure 6-11Advanced Setup
Table 6-10Advanced Setup
Page
Page
7.1Wireless LAN Overview
7.1.1 Additional Installation Requirements for Using
7.2Wireless LAN Basics
7.2.1 Channel
7.2.2 ESS ID
7.2.4 Fragmentation Threshold
7.3Wireless Security
7.3.1 WEP
7.4Configuring Wireless LAN
Table 7-1Wireless
7.5Configuring MAC Filter
7.6802.1x Overview
7.6.1 RADIUS
•Authentication
•Accounting
Types of RADIUS Messages
7.6.2 EAP Authentication Overview
7.7Local User Database
7.8Configuring
Figure 7-6802.1X Authentication
Table 7-3802.1X Authentication
Part IV:
NAT and Static Route
Page
8.1NAT Overview
8.1.1 NAT Definitions
8.1.2 What NAT Does
8.1.3 How NAT Works
8.1.4 NAT Application
8.1.5 NAT Mapping Types
8.2Using NAT
8.2.1 SUA (Single User Account) Versus NAT
8.3SUA Server
8.3.1 Default Server IP Address
8.3.2 Port Forwarding: Services and Port Numbers
8.3.3 Configuring Servers Behind SUA (Example)
8.4Configuring SUA Server
8.5Configuring Address Mapping
Figure 8-5Address Mapping
Table 8-5Address Mapping
Configuring Address Mapping
8.6Configuring Trigger Port
Figure 8-7Trigger Port Forwarding Example
Trigger Port
Figure 8-8Trigger Port
Table 8-7Trigger Port
Page
9.1Static Route Overview
9.2Configuring IP Static Route
Figure 9-2Static Route Screen
Table 9-1IP Static Route Summary
9.2.1 Configuring Route Entry
Page
Part V:
Firewall and Content Filters
Page
10.1 Firewall Overview
10.2 Types of Firewalls
10.2.1 Packet Filtering Firewalls
10.2.2 Application-levelFirewalls
10.2.3 Stateful Inspection Firewalls
10.3 Introduction to ZyXEL’s Firewall
10.4 Denial of Service
10.4.1 Basics
10.4.2 Types of DoS Attacks
Figure 10-2 Three-WayHandshake
SYN Attack
Figure 10-3SYN Flood
LAND Attack
brute-force
Figure 10-4Smurf Attack
Table 10-2ICMP Commands That Trigger Alerts
10.5 Stateful Inspection
10.5.1 Stateful Inspection Process
10.5.2 Stateful Inspection and the ZyWALL
10.5.3 TCP Security
10.5.4 UDP/ICMP Security
10.5.5 Upper Layer Protocols
10.6 Guidelines For Enhancing Security With Your Firewall
10.7 Packet Filtering Vs Firewall
10.7.1 Packet Filtering:
When To Use Filtering
10.7.2 Firewall
When To Use The Firewall
Page
Page
11.1 Access Methods
11.2 Firewall Policies Overview
11.3 Rule Logic Overview
11.3.1 Rule Checklist
11.3.2 Security Ramifications
11.3.3Key Fields For Configuring Rules
Action
11.4 Connection Direction Examples
11.4.1 LAN to WAN Rules
11.4.2 WAN to LAN Rules
11.5 Alerts
11.6 Configuring Firewall
Figure 11-3Enabling the Firewall
Table 11-1Firewall Rules Summary: First Screen
11.6.1 Configuring Firewall Rules
Figure 11-4Creating/Editing A Firewall Rule
Table 11-2Creating/Editing A Firewall Rule
11.6.2 Configuring Source and Destination Addresses
11.6.3 Configuring Custom Ports
11.7 Example Firewall Rule
Figure 11-7Firewall IP Config Screen
Any
Destination Address
DestDelete
Step 5. Click DestAdd under the Destination Address box
Firewall Rule Edit IP
Figure 11-8Firewall Rule Edit IP Example
Edit Custom Port
Figure 11-9Edit Custom Port Example
Page
Rule Summary
Figure 11-11My Service Example Rule Summary
11.8 Predefined Services
Page
11.9 Configuring Attack Alert
11.9.1 Threshold Values
11.9.2 Half-OpenSessions
TCP Maximum Incomplete and Blocking Period
TCP Maximum Incomplete
Blocking Period
Figure 11-12Attack Alert
Table 11-6Attack Alert
Page
12.1 Introduction to Content Filtering
12.1.1 Restrict Web Features
12.1.2 Create a Filter List
12.1.3 Customize Web Site Access
12.1.4 Days and Times
Figure 12-1Content Filter : General
Table 12-1Content Filter : General
12.3 Content Filtering with an External Server
12.4 Checking Content Filtering Activation
12.5 Configuring for Registering and Categories
Figure 12-3Content Filter : Categories
Table 12-2Content Filter : Categories
Page
Page
Page
Page
Page
This field only displays whether or not you have
successfully registered, not whether or not content
filtering is active. See section 12.4 for how to check the
content filtering activation
12.6 Configuring Customization
Figure 12-4Content Filter : Customization
Table 12-3Content Filter : Customization
Page
Page
Part VI:
VPN/IPSec
Page
13.1 VPN Overview
13.1.1 IPSec
13.1.2 Security Association
13.1.3Other Terminology
Encryption
13.1.4 VPN Applications
13.2 IPSec Architecture
13.2.1 IPSec Algorithms
13.2.2 Key Management
13.3 Encapsulation
13.3.1 Transport Mode
13.3.2 Tunnel Mode
13.4 IPSec and NAT
Page
14.1 VPN/IPSec Overview
14.2 IPSec Algorithms
14.2.1 AH (Authentication Header) Protocol
14.2.2 ESP (Encapsulating Security Payload) Protocol
14.3 My IP Address
14.4 Secure Gateway Address
14.4.1 Dynamic Secure Gateway Address
14.5 Summary Screen
Figure 14-2VPN Rules
Table 14-2VPN Rules
14.6 Keep Alive
14.7 NAT Traversal
14.7.1 NAT Traversal Configuration
14.7.2 X-Auth(Extended Authentication)
14.7.3 Remote DNS Server
14.8 ID Type and Content
14.8.1 ID Type and Content Examples
14.9Pre-SharedKey
14.10VPN Implementation
14.10.1Client to Site VPN
14.10.2Site to site VPN
14.11Configuring Basic IKE VPN Rule Setup
Figure 14-7Basic IKE VPN Rule Edit
Table 14-7Basic IKE VPN Rule Edit
Page
Page
Page
Page
Page
Page
Page
14.12 IKE Phases
Figure 14-8Two Phases to Set Up the IPSec SA
14.12.1X-Authand IKE
14.12.2Negotiation Mode
14.12.3Pre-SharedKey
14.12.4Diffie-Hellman(DH) Key Groups
14.12.5Perfect Forward Secrecy (PFS)
14.13Configuring Advanced IKE Setup
Figure 14-9Advanced IKE VPN Rule Setup
Table 14-8Advanced IKE VPN Rule Setup
Page
Page
14.14Manual Key Setup
14.14.1Security Parameter Index (SPI)
14.15Configuring Edit Manual Setup
Manual Key
Manual
Figure 14-10Manual VPN Rule Setup
Table 14-9VPN Manual Setup
Page
Page
14.16 SA Monitor
14.17 Global Settings
14.18Telecommuter VPN/IPSec Examples
14.18.1Telecommuters Sharing One VPN Rule Example
14.18.2Telecommuters Using Unique VPN Rules Example
Figure 14-14Telecommuters Using Unique VPN Rules Example
Table 14-13Telecommuters Using Unique VPN Rules Example
14.19VPN and Remote Management
Part VII:
Certificates
Page
15.1 Certificates Overview
15.1.1 Advantages of Certificates
15.2 Self-signedCertificates
15.3 Configuration Summary
15.4 My Certificates
Table 15-1My Certificates
15.5 Certificate File Formats
15.6 Importing a Certificate
15.7 Creating a Certificate
Table 15-3My Certificate Create
Page
15.8 My Certificate Details
Figure 15-5My Certificate Details
Table 15-4My Certificate Details
Page
15.9 Trusted CAs
Figure 15-6Trusted CAs
Table 15-5Trusted CAs
15.10Importing a Trusted CA’s Certificate
15.11Trusted CA Certificate Details
Figure 15-8Trusted CA Details
Table 15-7Trusted CA Details
Page
15.12Trusted Remote Hosts
Figure 15-9Trusted Remote Hosts
Table 15-8Trusted Remote Hosts
15.13Verifying a Trusted Remote Host’s Certificate
15.13.1Trusted Remote Host Certificate Fingerprints
15.14Importing a Trusted Remote Host’s Certificate
15.15Trusted Remote Host Certificate Details
Figure 15-11Trusted Remote Host Details
Table 15-12Trusted Remote Host Details
Page
15.16Directory Servers
15.17Add or Edit a Directory Server
Table 15-14Directory Server Add
Page
Part VIII:
Authentication Server, Remote Management and
UPnP
Page
16.1 Authentication Server Overview
16.2 Local User Database
16.3 Configuring Local User Database
Figure 16-1Local User Database
16.4 Configuring RADIUS
Figure 16-2RADIUS
Table 16-2RADIUS
Page
Page
17.1 Remote Management Overview
17.1.1 Remote Management Limitations
17.1.2 Remote Management and NAT
17.1.3 System Timeout
17.2 Introduction to HTTPS
Authenticate Client Certificates
REMOTE MGMT, WWW
Figure 17-1HTTPS Implementation
17.3 Configuring WWW
Table 17-1WWW
17.4 HTTPS Example
17.4.1 Internet Explorer Warning Messages
17.4.2 Netscape Navigator Warning Messages
17.4.3 Avoiding the Browser Warning Messages
17.4.4 Login Screen
Figure 17-6Login Screen (Internet Explorer)
Figure 17-7Login Screen (Netscape)
Figure 17-8Replace Certificate
Figure 17-9 Device-specificCertificate
17.5 SSH Overview
17.6 How SSH works
17.7 SSH Implementation on the ZyWALL
17.7.1 Requirements for Using SSH
17.8 Configuring SSH
17.9 Secure Telnet Using SSH Examples
17.9.1 Example 1: Microsoft Windows
17.9.2 Example 2: Linux
17.10Secure FTP Using SSH Example
17.11Telnet
17.12Configuring TELNET
17.13Configuring FTP
17.14Configuring SNMP
Figure 17-21SNMP Management Model
17.14.1Supported MIBs
17.14.2SNMP Traps
17.14.3REMOTE MANAGEMENT: SNMP
17.15Configuring DNS
Figure 17-23DNS
Table 17-7DNS
17.16Configuring Security
Page
Page
18.1 Universal Plug and Play Overview
18.1.1 How Do I Know If I'm Using UPnP
18.1.2 NAT Traversal
18.1.3 Cautions with UPnP
18.2 UPnP Implementation
18.3 Configuring UPnP
Figure 18-1Configuring UPnP
Table 18-1Configuring UPnP
18.4 Displaying UPnP Port Mapping
18.5 Installing UPnP in Windows Example
18.5.1 Installing UPnP in Windows Me
18.5.2 Installing UPnP in Windows XP
Page
18.6 Using UPnP in Windows XP Example
18.6.1 Auto-discoverYour UPnP-enabledNetwork Device
When the UPnP-enableddevice is disconnected from your computer, all port
mappings will be deleted automatically
18.6.2 Web Configurator Easy Access
Part IX:
Logs
Page
19.1 Configuring View Log
Figure 19-1View Log
Table 19-1View Log
19.2 Configuring Log Settings
Figure 19-2Log Settings
Table 19-2Log Settings
19.3 Configuring Reports
Figure 19-3Reports
Enabling the ZyWALL’s reporting function decreases the overall throughput by
about 1 Mbps
Table 19-3Reports
19.3.1 Viewing Web Site Hits
19.3.2 Viewing Protocol/Port
19.3.3 Viewing LAN IP Address
19.3.4 Reports Specifications
Page
Part X:
Maintenance
Page
20.1 Maintenance Overview
20.2 Status Screen
20.2.1 System Statistics
Figure 20-2System Status: Show Statistics
Table 20-2System Status: Show Statistics
20.3 DHCP Table Screen
20.4 F/W Upload Screen
Figure 20-5Firmware Upload
Do not turn off the ZyWALL while firmware upload is in progress
Firmware Upload in Process
Figure 20-6Firmware Upload In Process
20.5 Configuration Screen
20.5.1 Backup Configuration
20.5.2 Restore Configuration
20.5.3 Back to Factory Defaults
20.6 Restart Screen
Page
Part XI:
SMT General Configuration
Page
21.1 Introduction to the SMT
21.2 Accessing the SMT via the Console Port
21.2.1 Initial Screen
21.2.2 Entering the Password
21.3 Navigating the SMT Interface
21.3.1 Main Menu
21.3.2 SMT Menus at a Glance
Figure 21-4ZyWALL 2 SMT Menu Overview Example
21.4 Changing the System Password
21.5 Resetting the ZyWALL
22.1 Introduction to General Setup
22.2 Configuring General Setup
22.2.1 Configuring Dynamic DNS
Figure 22-2Configure Dynamic DNS
Table 22-2Configure Dynamic DNS
Page
23.1 Introduction to WAN
23.2 Dial Backup
23.3 Configuring Dial Backup in Menu
23.4 Advanced WAN Setup
Figure 23-3Menu 2.1 Advanced WAN Setup
Table 23-3Advanced WAN Port Setup: AT Commands Fields
23.5 Remote Node Profile (Backup ISP)
Figure 23-4Menu 11.1 Remote Node Profile (Backup ISP)
Table 23-5Menu 11.1 Remote Node Profile (Backup ISP)
Page
23.6 Editing PPP Options
23.7 Editing TCP/IP Options
Page
23.8 Editing Login Script
23.9 Remote Node Filter
Figure 23-9Menu 11.5: Dial Backup Remote Node Filter
Page
24.1 Introduction to LAN Setup
24.2 Accessing the LAN Menus
24.3 LAN Port Filter Setup
24.4 TCP/IP and DHCP Ethernet Setup Menu
Figure 24-4Menu 3.2: TCP/IP and DHCP Ethernet Setup
Table 24-1DHCP Ethernet Setup Menu Fields
24.4.1 IP Alias Setup
Figure 24-5Physical Network
Figure 24-6Partitioned Logical Network
Edit IP Alias
Menu 3.2.1 - IP Alias Setup
Figure 24-7Menu 3.2.1: IP Alias Setup
24.5 Wireless LAN Setup
Figure 24-8Menu 3.5: Wireless LAN Setup
The settings of all client stations on the wireless LAN must match those of the
ZyWALL
Table 24-4Menu 3.5: Wireless LAN Setup
24.5.1 MAC Address Filter Setup
Edit MAC Address Filter
Menu 3.5.1 – WLAN MAC Address Filter
Figure 24-9Menu 3.5.1: WLAN MAC Address Filter
Table 24-5Menu 3.5.1: WLAN MAC Address Filter
Page
25.1 Introduction to Internet Access Setup
25.2 Ethernet Encapsulation
Page
25.3 PPTP Encapsulation
25.3.1 Configuring the PPTP Client
25.4 PPPoE Encapsulation
25.4.1 Configuring the PPPoE Client
25.5 Basic Setup Complete
Page
Part XII:
SMT Advanced Applications
Page
26.1 Introduction to Remote Node Setup
26.2 Remote Node Setup
26.2.1 Ethernet Encapsulation
Figure 26-1Menu11.1: Remote Node Profile for Ethernet Encapsulation
Table 26-1Menu 11.1: Remote Node Profile for Ethernet Encapsulation
26.2.2 PPPoE Encapsulation
Outgoing Authentication Protocol
Nailed-UpConnection
Metric
26.2.3 PPTP Encapsulation
26.3 Edit IP
Page
26.4 Remote Node Filter
26.5 Traffic Redirect
26.5.1 Traffic Redirect Setup
Table 26-6Menu 11.6: Traffic Redirect Setup
Page
Page
27.1 IP Static Route Setup
Figure 27-2Menu 12. 1: Edit IP Static Route
Table 27-1Menu 12. 1: Edit IP Static Route
28.1 Using NAT
28.1.1 SUA (Single User Account) Versus NAT
28.1.2 Applying NAT
Figure 28-1Menu 4: Applying NAT for Internet Access
Menu 11.3 - Remote Node Network Layer Options
28.2 NAT Setup
28.2.1 Address Mapping Sets
SUA Address Mapping Set
User-DefinedAddress Mapping Sets
Ordering Your Rules
Table 28-3Fields in Menu
No changes to the set take place until this action is taken
Menu 15.1.1.1 - Address Mapping Rule
Local
Global
28.3 Configuring a Server behind NAT
28.4 General NAT Examples
28.4.1 Internet Access Only
28.4.2 Example 2: Internet Access with an Inside Server
28.4.3 Example 3: Multiple Public IP Addresses With Inside Servers
1 :
Many :
Figure 28-14NAT Example
Menu 15.1 - Address Mapping Sets
Edit Action
Start IP
Figure 28-15Example 3: Menu
Figure 28-16Example 3: Menu
Figure 28-17Example 3: Final Menu
Figure 28-18Example 3: Menu
28.4.4 Example 4: NAT Unfriendly Application Programs
28.5 Trigger Port Forwarding
28.5.1 Trigger Port Forwarding Process
28.5.2 Two Points To Remember About Trigger Ports
Table 28-5Menu 15.3: Trigger Port Setup
Page
29.1 Using SMT Menus
29.1.1 Activating the Firewall
Figure 29-2Menu 21.2: Firewall Setup
Configure the firewall rules using the web configurator or CLI commands
30.1 Introduction to Filters
30.1.1Filter Structure
Figure 30-2Filter Rule Process
30.2 Configuring a Filter Set
Edit Comments
Table 30-1Abbreviations Used in the Filter Rules Summary Menu
30.2.1 Configuring a Filter Rule
30.2.2 Configuring a TCP/IP Filter Rule
TCP/IP Filter Rule
Filter Type
open Menu 21.1.1.1 - TCP/IP Filter Rule, as shown next
Figure 30-5Menu 21.1.1.1: TCP/IP Filter Rule
Table 30-3TCP/IP Filter Rule Menu Fields
Page
Page
Figure 30-6Executing an IP Filter
30.2.3 Configuring a Generic Filter Rule
Page
30.3 Example Filter
Figure 30-9Example Filter: Menu
Figure 30-10Example Filter Rules Summary: Menu
30.4 Filter Types and NAT
30.5 Firewall Versus Filters
30.6 Applying a Filter
30.6.1 Applying LAN Filters
30.6.2 Applying Remote Node Filters
Figure 30-13Filtering Remote Node Traffic
31.1 SNMP Configuration
31.2 SNMP Traps
Part XIII:
SMT System Maintenance
Page
32.1 Introduction to System Status
32.2 System Status
Step 1. Enter number 24 to go to Menu 24 - System Maintenance
Menu 24.1 - System Maintenance - Status
Figure 32-2Menu 24.1: System Maintenance: Status
Table 32-1System Maintenance: Status Menu Fields
32.3 System Information and Console Port Speed
32.3.1 System Information
32.3.2 Console Port Speed
32.4 Log and Trace
32.4.1 UNIX Syslog
Page
Page
32.4.2 Call-TriggeringPacket
32.4.3 Diagnostic
32.4.4 WAN DHCP
Figure 32-10WAN & LAN DHCP
Table 32-4System Maintenance Menu Diagnostic
Page
33.1 Introduction
33.2 Filename Conventions
33.3 Backup Configuration
33.3.1 Backup Configuration
33.3.2 Using the FTP Command from the Command Line
33.3.3 Example of FTP Commands from the Command Line
33.3.4 GUI-basedFTP Clients
33.3.5 File Maintenance Over WAN
33.3.6 Backup Configuration Using TFTP
33.3.7 TFTP Command Example
33.3.8 GUI-basedTFTP Clients
33.3.9 Backup Via Console Port
Figure 33-3System Maintenance: Backup Configuration
Figure 33-4System Maintenance: Starting Xmodem Download Screen
Receive File
Figure 33-5Backup Configuration Example
Figure 33-6Successful Backup Confirmation Screen
33.4 Restore Configuration
33.4.1 Restore Using FTP
33.4.2 Restore Using FTP Session Example
33.4.3 Restore Via Console Port
Figure 33-9System Maintenance: Restore Configuration
Figure 33-10System Maintenance: Starting Xmodem Download Screen
Figure 33-11Restore Configuration Example
Figure 33-12Successful Restoration Confirmation Screen
33.5 Uploading Firmware and Configuration Files
33.5.1 Firmware File Upload
33.5.2 Configuration File Upload
33.5.3 FTP File Upload Command from the DOS Prompt Example
33.5.4 FTP Session Example of Firmware File Upload
33.5.5 TFTP File Upload
33.5.6 TFTP Upload Command Example
33.5.7 Uploading Via Console Port
33.5.8 Uploading Firmware File Via Console Port
33.5.9 Example Xmodem Firmware Upload Using HyperTerminal
33.5.10Uploading Configuration File Via Console Port
33.5.11Example Xmodem Configuration Upload Using HyperTerminal
Figure 33-19Example Xmodem Upload
34.1 Command Interpreter Mode
34.1.1 Command Syntax
34.1.2 Command Usage
34.2 Call Control Support
34.2.1 Budget Management
34.2.2 Call History
34.3 Time and Date Setting
Figure 34-6Menu 24: System Maintenance
Figure 34-7Menu 24.10 System Maintenance: Time and Date Setting
34.3.1 Resetting the Time
Page
35.1 Remote Management
Figure 35-1Menu 24.11 – Remote Management Control
Table 35-1Menu 24.11 – Remote Management Control
35.1.1 Remote Management Limitations
Page
Part XIV:
SMT Advanced Management
Page
36.1 Introduction to Call Scheduling
Menu 26.1 - Schedule Set Setup
Figure 36-2Schedule Set Setup
Duration
Table 36-1Schedule Set Setup
Page
Figure 36-3Applying Schedule Set(s) to a Remote Node (PPPoE)
Figure 36-4Applying Schedule Set(s) to a Remote Node (PPTP)
37.1 Introduction
37.2 IPSec Summary Screen
Page
Page
37.3 IPSec Setup
Figure 37-4Menu 27.1.1: IPSec Setup
a VPN
Table 37-2Menu 27.1.1: IPSec Setup
Page
Page
Page
Page
37.4 IKE Setup
Figure
Page
37.5 Manual Setup
37.5.1 Active Protocol
37.5.2 Security Parameter Index (SPI)
Edit Manual Setup
Figure 37-6Menu 27.1.1.2: Manual Setup
Table 37-5Menu 27.1.1.2: Manual Setup
Page
38.1 Introduction
38.2Using SA Monitor
Table 38-1Menu 27.2: SA Monitor
Part XV:
General Appendices
Page
Appendix A
Troubleshooting
Problems Starting Up the ZyWALL
Chart 1 Troubleshooting the Start-Upof Your ZyWALL
Problems with the Password
Problems with the LAN Interface
Chart 3 Troubleshooting the LAN Interface
Problems with the WAN Interface
Chart 4 Troubleshooting the WAN Interface
Problems with Internet Access
Chart 5 Troubleshooting Internet Access
Problems with Remote Management
Chart 6 Troubleshooting Telnet
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Windows 95/98/Me
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Windows 2000/NT/XP
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Macintosh OS 8/9
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TCP/IP Control Panel
Macintosh OS
Check your TCP/IP properties in the Network window
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Appendix C
Triangle Route
The Ideal Setup
Diagram 1 Ideal Setup
The “Triangle Route” Problem
Diagram 2 “Triangle Route” Problem
The “Triangle Route” Solutions
IP Aliasing
Diagram 3 IP Alias
Gateways on the WAN Side
Diagram 4 Gateways on the WAN Side
How To Configure Triangle Route:
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Appendix D
Wireless LAN and IEEE
Benefits of a Wireless LAN
IEEE
Ad-hocWireless LAN Configuration
Diagram D-1 Peer-to-PeerCommunication in an Ad-hocNetwork
Infrastructure Wireless LAN Configuration
Diagram D-2ESS Provides Campus-WideCoverage
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Appendix E
Wireless LAN With IEEE
Security Flaws with IEEE
Deployment Issues with IEEE
Advantages of the IEEE
RADIUS Server Authentication Sequence
Appendix F
Types of EAP Authentication
EAP-MD5
EAP-TLS
EAP-TTLS
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Appendix G
PPPoE
PPPoE in Action
Benefits of PPPoE
Traditional Dial-upScenario
ZyWALL as a PPPoE Client
Diagram G-2ZyWALL as a PPPoE Client
Appendix H
PPTP
What is PPTP
How can we transport PPP frames from a PC to a broadband modem over Ethernet
Diagram H-1Transport PPP frames over Ethernet
Diagram H-2PPTP Protocol Overview
Control & PPP connections
Diagram H-3Example Message Exchange between PC and an ANT
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Appendix
IP Subnetting
IP Addressing
IP Classes
Chart I-1Classes of IP Addresses
Chart I-2Allowed IP Address Range By Class
Subnet Masks
Chart I-3“Natural” Masks
Subnetting
Chart I-4Alternative Subnet Mask Notation
Example: Two Subnets
Chart I-5Subnet
Chart I-6Subnet
Example: Four Subnets
Chart I-7Subnet
Chart I-8Subnet
Chart I-9Subnet
Chart I-10Subnet
Example Eight Subnets
Chart I-11Eight Subnets
Chart I-12Class C Subnet Planning
Subnetting With Class A and Class B Networks
Chart I-13Class B Subnet Planning
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Part XVI:
Command, Log Appendices and Index
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Appendix K
Command Interpreter
Menu 24.8 - Command Interpreter Mode
Use of undocumented commands or misconfiguration can damage the
unit and possibly render it unusable
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Appendix L
Firewall Commands
Chart
L-1
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Appendix M
NetBIOS Filter Commands
Introduction
Display NetBIOS Filter Settings
Diagram
Chart M-1NetBIOS Filter Default Settings
NetBIOS Filter Configuration
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Appendix N
Boot Commands
Diagram N-1Option to Enter Debug Mode
Diagram N-2Boot Module Commands
Appendix O
Log Descriptions
Chart O-1System Error Logs
Chart O-2System Maintenance Logs
Chart O-3UPnP Logs
Chart O-4Content Filtering Logs
Chart O-5Attack Logs
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Chart O-6Access Logs
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Chart O-7ACL Setting Notes
Chart O-8ICMP Notes
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Chart O-9Sys log
VPN/IPSec logs
Diagram O-1Example VPN Initiator IPSec Log
VPN Responder IPSec Log
Diagram O-2Example VPN Responder IPSec Log
Double exclamation marks (!!) denote an error or warning message
A PYLD_MALFORMED packet usually means that the two ends of the VPN tunnel
are not using the same pre-sharedkey
Chart O-10Sample IKE Key Exchange Logs
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Chart O-11Sample IPSec Logs During Packet Transmission
Chart O-12 RFC-2408ISAKMP Payload Types
Log Commands
Chart O-13Log Categories and Available Settings
Log Command Example
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Appendix P
Brute-ForcePassword Guessing
Protection
Chart P-1 Brute-ForcePassword Guessing Protection Commands
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Appendix Q
Index
