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ZyXEL Communications ZYWALL2 ET 2WE User Manual (614 pages)

Internet Security Gateway

Brand: ZyXEL Communications | Category: Gateway | Size: 17.01 MB

Information for Canadian Users
4
Zyxel Limited Warranty
5
Customer Support
6
- Warranty Information
  6
- Table of Contents
  7
List of Figures
15
Preface
26
- Related Documentation
  26
- Syntax Conventions
  26
Getting Started
29
Chapter 1 Getting to Know Your Zywall

31
- Introducing the Zywall
  31
- Features
  31
  - Table 1-1 Model Specific Features
    31
  - Reset Button
    32
  - Content Filtering
    33
  - Pptp Encapsulation
    34
- Dynamic Dns Support
  34
  - Traffic Redirect
    35
  - Port Forwarding
    35
- Applications for the Zywall
  36
- Figure 1-1 Secure Internet Access Via Cable, DSL or Wireless Modem
  36
- Figure 1-2 Secure Internet Access and VPN Application
  37
Chapter 2 Introducing the Web Configurator

39
Chapter 3 Wizard Setup

47
Chapter 4 System Screens

63
- System Overview
  63
- Configuring General Setup
  63
- Figure 4-1 System General Setup
  63
- Table 4-1 System General Setup
  64
- Dynamic DNS
  65
- Configuring Dynamic DNS
  65
- Figure 4-2 DDNS
  66
- Table 4-2 DDNS
  66
- Configuring Password
  67
- Pre-Defined NTP Time Servers List
  68
- Figure 4-3 Password
  68
- Table 4-3 Password
  68
- Configuring Time Setting
  69
- Table 4-4 Default Time Servers
  69
- Figure 4-4 Time Setting
  70
- Table 4-5 Time Setting
  70
Chapter 5 LAN Screens

73
- LAN Overview
  73
- DHCP Setup
  73
- IP Address and Subnet Mask
  73
- DNS Server Address Assignment
  74
- Lan Tcp/Ip
  74
- Configuring IP
  75
- Figure 5-1 IP
  76
- Table 5-1 IP
  76
- Configuring Static DHCP
  78
- Configuring IP Alias
  79
- Figure 5-2 Static DHCP
  79
- Table 5-2 Static DHCP
  79
- Figure 5-3 Physical Network Figure 5-4 Partitioned Logical Networks
  80
- Figure 5-5 IP Alias
  80
- Table 5-3 IP Alias
  81
- WAN and Wireless LAN
  83
Chapter 6 WAN Screens

85
- WAN Overview
  85
- TCP/IP Priority (Metric)
  85
- WAN IP Address Assignment
  85
- Configuring Route
  86
- Table 6-1 Private IP Address Ranges
  86
- Table 6-2 Example of Network Properties for LAN Servers with Fixed IP Addresses
  86
- Configuring WAN ISP
  87
- Figure 6-1 WAN Setup: Route
  87
- Table 6-3 WAN Setup: Route
  87
- Figure 6-2 Ethernet Encapsulation
  88
- Table 6-4 Ethernet Encapsulation
  88
- Figure 6-3 Pppoe Encapsulation
  90
- Table 6-5 Pppoe Encapsulation
  90
- Figure 6-4 PPTP Encapsulation
  92
- Table 6-6 PPTP Encapsulation
  92
- Configuring WAN IP
  93
- Figure 6-5 IP Setup
  94
- Table 6-7 IP Setup
  94
- Configuring WAN MAC
  97
- Figure 6-6 MAC Setup
  97
- Traffic Redirect
  98
- Figure 6-7 Traffic Redirect Setup Example
  98
- Configuring Traffic Redirect
  99
- Figure 6-8 Traffic Redirect LAN Setup
  99
- Figure 6-9 Traffic Redirect
  100
- Table 6-8 Traffic Redirect
  100
- Configuring Dial Backup
  101
- Figure 6-10 Dial Backup Setup
  102
- Table 6-9 Dial Backup Setup
  103
- Advanced Modem Setup
  106
- Configuring Advanced Modem Setup
  107
- Figure 6-11 Advanced Setup
  108
- Table 6-10 Advanced Setup
  108
Chapter 7 Wireless LAN Screens

111
- Wireless LAN Overview
  111
- Wireless LAN Basics
  111
- Figure 7-1 RTS Threshold
  112
- Wireless Security
  113
- Figure 7-2 Zywall Wireless Security Levels
  113
- Configuring Wireless LAN
  114
- Figure 7-3 Wireless
  114
- Table 7-1 Wireless
  115
- Configuring MAC Filter
  116
- Figure 7-4 MAC Address Filter
  116
- Overview
  117
- Table 7-2 MAC Address Filter
  117
- Eap Authentication Overview
  118
- Local User Database
  119
- Configuring 802.1X
  119
- Figure 7-5 EAP Authentication
  119
- Figure 7-6 802.1X Authentication
  120
- Table 7-3 802.1X Authentication
  120
- NAT and Static Route
  121
Chapter 8 Network Address Translation (NAT)

123
- NAT Overview
  123
- Table 8-1 NAT Definitions
  123
- Figure 8-1 How NAT Works
  124
- Figure 8-2 NAT Application with IP Alias
  125
- Using NAT
  126
- Table 8-2 NAT Mapping Types
  126
- SUA Server
  127
- Table 8-3 Services and Port Numbers
  127
- Figure 8-3 Multiple Servers Behind NAT Example
  128
- Figure 17-22 SNMP
  128
- Configuring SUA Server
  129
- Figure 8-4 SUA Server
  129
- Configuring Address Mapping
  130
- Table 8-4 SUA Server
  130
- Figure 8-5 Address Mapping
  131
- Table 8-5 Address Mapping
  131
- Figure 8-6 Address Mapping Rule
  132
- Configuring Trigger Port
  133
- Table 8-6 Address Mapping Rule
  133
- Figure 8-7 Trigger Port Forwarding Example
  134
- Figure 8-8 Trigger Port
  135
- Table 8-7 Trigger Port
  135
Chapter 9 Static Route Screens

137
- Static Route Overview
  137
- Configuring IP Static Route
  137
- Figure 9-1 Example of Static Routing Topology
  137
- Figure 9-2 Static Route Screen
  138
- Table 9-1 IP Static Route Summary
  138
- Figure 9-3 Edit IP Static Route
  139
- Table 9-2 Edit IP Static Route
  139
- Firewall and Content Filters
  141
Chapter 10 Firewalls

143
- Firewall Overview
  143
- Types of Firewalls
  143
- Introduction to Nortel Networks Firewall
  144
- Denial of Service
  145
- Figure 10-1 Zywall Firewall Application
  145
- Table 10-1 Common IP Ports
  146
- Figure 10-2 Three-Way Handshake
  147
- Figure 10-3 SYN Flood
  147
- Figure 10-4 Smurf Attack
  148
- Table 10-2 ICMP Commands that Trigger Alerts
  148
- Stateful Inspection
  149
  - Table 10-3 Legal Netbios Commands
    149
  - Table 10-4 Legal SMTP Commands
    149
  - Figure 10-5 Stateful Inspection
    150
  - Stateful Inspection and the Zywall
    151
  - Tcp Security
    152
- Guidelines for Enhancing Security with Your Firewall
  153
- Packet Filtering Vs Firewall
  153
  - When to Use Filtering
    154
  - When to Use the Firewall
    154
Chapter 11 Firewall Screens

157
- Access Methods
  157
- Firewall Policies Overview
  157
- Rule Logic Overview
  158
- Connection Direction Examples
  159
- Figure 11-1 LAN to WAN Traffic
  160
- Alerts
  161
- Configuring Firewall
  161
- Figure 11-2 WAN to LAN Traffic
  161
- Figure 11-3 Enabling the Firewall
  162
- Table 11-1 Firewall Rules Summary: First Screen
  163
- Configuring Firewall Rules
  164
- Figure 11-4 Creating/Editing a Firewall Rule
  165
- Table 11-2 Creating/Editing a Firewall Rule
  166
- Figure 11-5 Adding/Editing Source and Destination Addresses
  167
- Figure 11-6 Creating/Editing a Custom Port
  168
- Table 11-3 Adding/Editing Source and Destination Addresses
  168
- Example Firewall Rule
  169
- Table 11-4 Creating/Editing a Custom Port
  169
- Figure 11-7 Firewall IP Config Screen
  170
- Figure 11-8 Firewall Rule Edit IP Example
  171
- Figure 11-9 Edit Custom Port Example
  171
- Figure 11-10 Myservice Rule Configuration
  172
- Figure 11-11 My Service Example Rule Summary
  173
- Predefined Services
  174
- Table 11-5 Predefined Services
  174
- Configuring Attack Alert
  176
- Threshold Values
  177
- Figure 11-12 Attack Alert
  178
- Table 11-6 Attack Alert
  179
Chapter 12 Content Filtering Screens

181
Chapter 13 Introduction to Ipsec

201
- VPN Overview
  201
- Figure 13-1 Encryption and Decryption
  202
- Ipsec Architecture
  203
- Figure 13-2 Ipsec Architecture
  203
- Encapsulation
  204
- Figure 13-3 Transport and Tunnel Mode Ipsec Encapsulation
  204
- Ipsec and NAT
  205
- Table 13-1 VPN and NAT
  205
Chapter 14 VPN Screens

207
- Vpn/Ipsec Overview
  207
- Ipsec Algorithms
  207
- My IP Address
  208
- Secure Gateway Address
  208
- Table 14-1 AH and ESP
  208
- Summary Screen
  209
- Figure 14-1 Ipsec Summary Fields
  209
- Figure 14-2 VPN Rules
  210
- Table 14-2 VPN Rules
  210
- Keep Alive
  211
- NAT Traversal
  212
- Figure 14-3 NAT Router between Ipsec Routers
  212
- Figure 14-4 VPN Host Using Intranet DNS Server Example
  213
- ID Type and Content
  214
- Table 14-3 Local ID Type and Content Fields
  214
- Table 14-4 Peer ID Type and Content Fields
  215
- Table 14-5 Matching ID Type and Content Configuration Example
  215
- Table 14-6 Mismatching ID Type and Content Configuration Example
  215
- Pre-Shared Key
  216
- VPN Implementation
  216
- Figure 14-5 Client-To-Site VPN Example
  216
- Configuring Basic IKE VPN Rule Setup
  217
- Figure 14-6 Site-To-Site VPN Example
  217
- Figure 14-7 Basic IKE VPN Rule Edit
  218
- Table 14-7 Basic IKE VPN Rule Edit
  219
- IKE Phases
  227
- Figure 14-8 Two Phases to Set up the Ipsec SA
  228
- Negotiation Mode
  229
- Configuring Advanced IKE Setup
  230
- Figure 14-9 Advanced IKE VPN Rule Setup
  231
- Table 14-8 Advanced IKE VPN Rule Setup
  232
- Manual Key Setup
  234
- Configuring Edit Manual Setup
  234
- Figure 14-10 Manual VPN Rule Setup
  235
- Table 14-9 VPN Manual Setup
  236
- SA Monitor
  239
- Figure 14-11 VPN SA Monitor
  239
- Global Settings
  240
- Figure 14-12 VPN Global Setting
  240
- Table 14-10 VPN SA Monitor
  240
- Telecommuter Vpn/Ipsec Examples
  241
- Table 14-11 VPN Global Setting
  241
- Figure 14-13 Telecommuters Sharing One VPN Rule Example
  242
- Table 14-12 Telecommuters Sharing One VPN Rule Example
  242
- Figure 14-14 Telecommuters Using Unique VPN Rules Example
  243
- Table 14-13 Telecommuters Using Unique VPN Rules Example
  243
- VPN and Remote Management
  244
- Certificates
  245
Chapter 15 Certificates

247
- Certificates Overview
  247
- Self-Signed Certificates
  248
- Configuration Summary
  248
- Figure 15-1 Certificate Configuration Overview
  248
- My Certificates
  249
- Figure 15-2 My Certificates
  249
- Table 15-1 My Certificates
  250
- Certificate File Formats
  251
- Importing a Certificate
  252
- Figure 15-3 My Certificate Import
  252
- Table 15-2 My Certificate Import
  252
- Creating a Certificate
  253
- Figure 15-4 My Certificate Create
  253
- Table 15-3 My Certificate Create
  254
- My Certificate Details
  256
- Figure 15-5 My Certificate Details
  257
- Table 15-4 My Certificate Details
  258
- Trusted Cas
  260
- Figure 15-6 Trusted Cas
  261
- Table 15-5 Trusted Cas
  261
- Importing a Trusted Ca's Certificate
  262
- Trusted CA Certificate Details
  263
- Figure 15-7 Trusted CA Import
  263
- Table 15-6 Trusted CA Import
  263
- Figure 15-8 Trusted CA Details
  264
- Table 15-7 Trusted CA Details
  265
- Trusted Remote Hosts
  267
- Figure 15-9 Trusted Remote Hosts
  268
- Table 15-8 Trusted Remote Hosts
  268
- Verifying a Trusted Remote Host's Certificate
  269
- Importing a Trusted Remote Host's Certificate
  270
- Table 15-9 Remote Host Certificates
  270
- Table 15-10 Certificate Details
  270
- Trusted Remote Host Certificate Details
  271
- Figure 15-10 Trusted Remote Host Import
  271
- Table 15-11 Trusted Remote Host Import
  271
- Figure 15-11 Trusted Remote Host Details
  272
- Table 15-12 Trusted Remote Host Details
  273
- Directory Servers
  275
- Figure 15-12 Directory Servers
  275
- Table 15-13 Directory Servers
  275
- Add or Edit a Directory Server
  276
- Figure 15-13 Directory Server Add
  276
- Table 15-14 Directory Server Add
  277
- Authentication Server, Remote Management and Upnp
  279
Chapter 16 Authentication Server

281
- Authentication Server Overview
  281
- Local User Database
  281
- Configuring Local User Database
  281
- Figure 16-1 Local User Database
  282
- Configuring RADIUS
  283
- Table 16-1 Local User Database
  283
- Figure 16-2 RADIUS
  284
- Table 16-2 RADIUS
  284
Chapter 17 Remote Management Screens

287
- Remote Management Overview
  287
- Introduction to HTTPS
  288
- Figure 17-1 HTTPS Implementation
  289
- Configuring WWW
  290
- Figure 17-2 WWW
  290
- Table 17-1 WWW
  291
- HTTPS Example
  292
- Figure 17-3 Security Alert Dialog Box (Internet Explorer)
  292
- Figure 17-4 Security Certificate 1 (Netscape)
  293
- Figure 17-5 Security Certificate 2 (Netscape)
  294
- Login Screen
  295
- Figure 17-6 Login Screen (Internet Explorer)
  296
- Figure 17-7 Login Screen (Netscape)
  297
- Figure 17-8 Replace Certificate
  298
- Figure 17-9 Device-Specific Certificate
  298
- SSH Overview
  299
- Figure 17-10 Common Zywall Certificate
  299
- How SSH Works
  300
- Figure 17-11 SSH Communication Example
  300
- Figure 17-12How SSH Works
  300
- SSH Implementation on the Zywall
  301
- Configuring SSH
  301
- Figure 17-13 SSH
  301
- Secure Telnet Using SSH Examples
  302
- Table 17-2 SSH
  302
- Figure 17-14 SSH Example 1: Store Host Key
  303
- Figure 17-15 SSH Example 2: Test
  303
- Secure FTP Using SSH Example
  304
- Figure 17-16SSH Example 2: Log in
  304
- Telnet
  305
- Figure 17-17 Secure FTP: Firmware Upload Example
  305
- Figure 17-18 Telnet Configuration on a TCP/IP Network
  305
- Configuring TELNET
  306
- Figure 17-19 Telnet
  306
- Table 17-3 Telnet
  306
- Configuring FTP
  307
- Figure 17-20 FTP
  307
- Table 17-4 FTP
  307
- Configuring SNMP
  308
- Figure 17-21 SNMP Management Model
  309
- Table 17-5 SNMP Traps
  310
- Configuring DNS
  312
- Table 17-6 SNMP
  312
- Figure 17-23 DNS
  313
- Table 17-7 DNS
  313
- Configuring Security
  314
- Figure 17-24 Security
  314
- Table 17-8 Security
  314
Chapter 18 Upnp

317
- Universal Plug and Play Overview
  317
- Upnp Implementation
  318
- Configuring Upnp
  318
- Figure 18-1 Configuring Upnp
  319
- Table 18-1 Configuring Upnp
  319
- Displaying Upnp Port Mapping
  320
- Figure 18-2 Upnp Ports
  320
- Table 18-2 Upnp Ports
  320
- Installing Upnp in Windows Example
  321
- Installing Upnp in Windows Xp
  322
- Using Upnp in Windows XP Example
  324
- Web Configurator Easy Access
  326
- Logs
  327
Chapter 19 Logs Screens

329
- Configuring View Log
  329
- Figure 19-1 View Log
  330
- Table 19-1 View Log
  330
- Configuring Log Settings
  331
- Figure 19-2 Log Settings
  332
- Table 19-2 Log Settings
  333
- Configuring Reports
  334
- Figure 19-3 Reports
  335
- Table 19-3 Reports
  335
- Figure 19-4 Web Site Hits Report Example
  336
- Figure 19-5 Protocol/Port Report Example
  337
- Table 19-4 Web Site Hits Report
  337
- Figure 19-6 LAN IP Address Report Example
  338
- Table 19-5 Protocol/ Port Report
  338
- Table 19-6 LAN IP Address Report
  339
- Table 19-7 Report Specifications
  339
- Maintenance
  341
Chapter 20 Maintenance

343
- Maintenance Overview
  343
- Status Screen
  343
- Figure 20-1 System Status
  343
- Table 20-1 System Status
  344
- Figure 20-2 System Status: Show Statistics
  345
- Table 20-2 System Status: Show Statistics
  345
- DHCP Table Screen
  346
- Figure 20-3 DHCP Table
  346
- Table 20-3 DHCP Table
  346
- F/W Upload Screen
  347
- Figure 20-4 Firmware Upload
  347
- Figure 20-5 Firmware Upload
  348
- Figure 20-6 Firmware Upload in Process
  348
- Configuration Screen
  349
- Figure 20-7 Network Temporarily Disconnected
  349
- Figure 20-8 Firmware Upload Error
  349
- Figure 20-9 Configuration
  350
- Figure 20-10 Configuration Upload Successful
  351
- Figure 20-11 Network Temporarily Disconnected
  351
- Table 20-4 Restore Configuration
  351
- Figure 20-12 Configuration Upload Error
  352
- Figure 20-13 Reset Warning Message
  352
- Restart Screen
  353
- Figure 20-14 Restart Screen
  353
- SMT General Configuration
  355
Chapter 21 Introducing the SMT

357
- Introduction to the SMT
  357
- Accessing the SMT Via the Console Port
  357
- Figure 21-1 Initial Screen
  357
- Navigating the SMT Interface
  358
- Figure 21-2 Password Screen
  358
- Table 21-1 Main Menu Commands
  358
- Figure 21-3 Main Menu
  359
- Table 21-2 Main Menu Summary
  360
- Figure 21-4 Zywall 2 SMT Menu Overview Example
  361
- Changing the System Password
  362
- Resetting the Zywall
  362
- Figure 21-5 Menu 23: System Password
  362
Chapter 22 SMT Menu 1 - General Setup

363
- Introduction to General Setup
  363
- Configuring General Setup
  363
- Figure 22-1 Menu 1: General Setup
  363
- Table 22-1 Menu 1: General Setup
  363
- Figure 22-2 Configure Dynamic DNS
  365
- Table 22-2 Configure Dynamic DNS
  365
Chapter 23 WAN and Dial Backup Setup

367
Chapter 24 LAN Setup

381
Chapter 25 Internet Access

391
Chapter 26 Remote Node Setup

399
Chapter 27 IP Static Route Setup

413
Chapter 28 Network Address Translation (NAT)

415
Chapter 29 Introducing the Firewall

435
Chapter 30 Filter Configuration

437
Chapter 31 SNMP Configuration

455
- SNMP Configuration
  455
- Figure 31-1 Menu 22: SNMP Configuration
  455
- Table 31-1 Menu 22: SNMP Configuration
  455
- SNMP Traps
  456
- Table 31-2 SNMP Traps
  456
- SMT System Maintenance
  457
Chapter 32 System Information & Diagnosis

459
Chapter 33 Firmware and Configuration File Maintenance

471
Chapter 34 System Maintenance Menus 8 to 10

489
- Command Interpreter Mode
  489
- Figure 34-1 Command Mode in Menu 24
  489
- Figure 34-2 Valid Commands
  490
- Table 34-1 Valid Commands
  490
- Call Control Support
  491
- Figure 34-3 Call Control
  491
- Figure 34-4 Budget Management
  492
- Table 34-2 Budget Management
  492
- Time and Date Setting
  493
- Figure 34-5 Call History
  493
- Table 34-3 Call History Fields
  493
- Figure 34-6 Menu 24: System Maintenance
  494
- Figure 34-7 Menu 24.10 System Maintenance: Time and Date Setting
  494
- Table 34-4 Menu 24.10 System Maintenance: Time and Date Setting
  495
Chapter 35 Remote Management

497
Chapter 36 Call Scheduling

503
Chapter 37 Vpn/Ipsec Setup

507
- Introduction
  507
- Figure 37-1 VPN SMT Menu Tree
  507
- Ipsec Summary Screen
  508
- Figure 37-2 Menu 27: Vpn/Ipsec Setup
  508
- Figure 37-3 Menu 27.1: Ipsec Summary
  508
- Table 37-1 Menu 27.1: Ipsec Summary
  508
- Ipsec Setup
  511
- Figure 37-4 Menu 27.1.1: Ipsec Setup
  512
- Table 37-2 Menu 27.1.1: Ipsec Setup
  512
- IKE Setup
  517
- Figure 37-5 Menu 27.1.1.1: IKE Setup
  518
- Table 37-3 Menu 27.1.1.1: IKE Setup
  518
- Manual Setup
  520
- Table 37-4 Active Protocol: Encapsulation and Security Protocol
  520
- Figure 37-6 Menu 27.1.1.2: Manual Setup
  521
- Table 37-5 Menu 27.1.1.2: Manual Setup
  521
Chapter 38 SA Monitor

523
- Introduction
  523
- Using SA Monitor
  523
- Figure 38-1 Menu 27.2: SA Monitor
  523
- Table 38-1 Menu 27.2: SA Monitor
  524
- General Appendices
  525
Appendix A Troubleshooting

527
Appendix B Setting up Your Computer's IP Address

531
Appendix C Triangle Route

543
- Infrastructure Wireless Lan Configuration
  548
Appendix D Wireless LAN and IEEE 802.11

551
Appendix E Wireless LAN with IEEE 802.1X

551
- Radius Server Authentication Sequence
  552
Appendix F Types of EAP Authentication

553
Appendix Gpppoe

555
Appendix Hpptp

557
Appendix I IP Subnetting

562
Appendix J Safety Warnings and Instructions

569
- Command, Log Appendices and Index
  571
Appendix K Command Interpreter

573
Appendix L Firewall Commands

575
- Firewall Commands
  577
Appendix M Netbios Filter Commands

581
Appendix N Boot Commands

585
Appendix O Log Descriptions

587
- Vpn Responder Ipsec Log
  598
Appendix P Brute-Force Password Guessing Protection

605
Appendix Q Index

607

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ZyXEL Communications ZYWALL2 ET 2WE Manuals

ZyXEL Communications ZYWALL2 ET 2WE User Manual (614 pages)

Table of Contents

Chapter 1 Getting to Know Your Zywall

Chapter 2 Introducing the Web Configurator

Chapter 3 Wizard Setup

Chapter 4 System Screens

Chapter 5 LAN Screens

Chapter 6 WAN Screens

Chapter 7 Wireless LAN Screens

Chapter 8 Network Address Translation (NAT)

Chapter 9 Static Route Screens

Chapter 10 Firewalls

Chapter 11 Firewall Screens

Chapter 12 Content Filtering Screens

Chapter 13 Introduction to Ipsec

Chapter 14 VPN Screens

Chapter 15 Certificates

Chapter 16 Authentication Server

Chapter 17 Remote Management Screens

Chapter 18 Upnp

Chapter 19 Logs Screens

Chapter 20 Maintenance

Chapter 21 Introducing the SMT

Chapter 22 SMT Menu 1 - General Setup

Chapter 23 WAN and Dial Backup Setup

Chapter 24 LAN Setup

Chapter 25 Internet Access

Chapter 26 Remote Node Setup

Chapter 27 IP Static Route Setup

Chapter 28 Network Address Translation (NAT)

Chapter 29 Introducing the Firewall

Chapter 30 Filter Configuration

Chapter 31 SNMP Configuration

Chapter 32 System Information & Diagnosis

Chapter 33 Firmware and Configuration File Maintenance

Chapter 34 System Maintenance Menus 8 to 10

Chapter 35 Remote Management

Chapter 36 Call Scheduling

Chapter 37 Vpn/Ipsec Setup

Chapter 38 SA Monitor

Appendix A Troubleshooting

Appendix B Setting up Your Computer's IP Address

Appendix C Triangle Route

Appendix D Wireless LAN and IEEE 802.11

Appendix E Wireless LAN with IEEE 802.1X

Appendix F Types of EAP Authentication

Appendix Gpppoe

Appendix Hpptp

Appendix I IP Subnetting

Appendix J Safety Warnings and Instructions

Appendix K Command Interpreter

Appendix L Firewall Commands

Appendix M Netbios Filter Commands

Appendix N Boot Commands

Appendix O Log Descriptions

Appendix P Brute-Force Password Guessing Protection

Appendix Q Index

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