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ZyWALL 5 User’s Guide

Appendix E PPTP 567

Figure 22 Example Message Exchange between Computer and an ANT

PPP Data Connection

The PPP frames are tunneled between the PNS and PAC over GRE (General Routing

Encapsulation, RFC 1701, 1702). The individual calls within a tunnel are distinguished using

the Call ID field in the GRE header.

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Default Chapter3
- Copyright3
- Federal Communications Commission (FCC) Interference Statement4
- Safety Warnings5
- Zyxel Limited Warranty6
- Customer Support7
- Table of Contents9
- Preface45
- Syntax Conventions46
Chapter 1 Getting to Know Your Zywall47
- Zywall 5 Internet Security Appliance Overview47
- Zywall Features47
- Applications for the Zywall53
Chapter 2 Introducing the Web Configurator57
- Web Configurator Overview57
- Accessing the Zywall Web Configurator57
- Resetting the Zywall58
- Navigating the Zywall Web Configurator60
Chapter 3 Wizard Setup71
- Wizard Setup Overview71
- Internet Access71
- VPN Wizard77
Chapter 4 LAN Screens87
- LAN Overview87
- DHCP Setup87
  - IP Pool Setup87
- Lan Tcp/Ip87
- DNS Servers89
- Configuring LAN89
- Figure 22 LAN90
- Table 17 LAN90
- Configuring Static DHCP91
- Configuring IP Alias92
- Figure 23 Static DHCP92
- Table 18 Static DHCP92
- Figure 24 Physical Network & Partitioned Logical Networks93
- Figure 25 IP Alias93
- Configuring Port Roles94
- Table 19 IP Alias94
- Figure 26 Port Roles95
- Figure 27 Port Roles Change Complete95
Chapter 5 Bridge Screens97
- Bridge Loop97
- Spanning Tree Protocol (STP)97
- Configuring Bridge99
- Table 21 STP Port States99
- Figure 29 Bridge100
- Table 22 Bridge100
- Configuring Port Roles101
Chapter 6 Wireless LAN103
- Introduction103
  - Additional Installation Requirements for Using 802.1X103
- Wireless Security103
- Security Parameters Summary104
- Figure 30 Zywall Wireless Security Levels104
- Table 23 Wireless Security Relational Matrix104
- WEP Encryption105
- Overview105
  - Introduction to RADIUS105
    - Types of RADIUS Messages105
  - EAP Authentication Overview106
- Dynamic WEP Key Exchange107
- Introduction to WPA107
- WPA-PSK Application Example109
- WPA with RADIUS Application Example109
- Figure 32 WPA-PSK Authentication109
- Wireless Client WPA Supplicants110
- Configuring Wireless LAN110
- Configuring MAC Filter121
- Figure 42 MAC Address Filter121
- Table 32 MAC Address Filter122
- WAN Screens123
  - WAN Overview123
Chapter 7 WAN Screens123
- TCP/IP Priority (Metric)124
- Configuring Route124
- Table 34 Example of Network Properties for LAN Servers with Fixed IP Addresses124
- Figure 43 Route125
- Table 35 General125
- Configuring WAN Setup126
- Traffic Redirect136
- Configuring Traffic Redirect136
- Figure 47 Traffic Redirect WAN Setup136
- Figure 48 Traffic Redirect LAN Setup136
- Configuring Dial Backup137
- Figure 49 Traffic Redirect137
- Table 39 Traffic Redirect137
- Figure 50 Dial Backup Setup138
- Table 40 Dial Backup Setup139
- Advanced Modem Setup141
- Configuring Advanced Modem Setup141
- Figure 51 Advanced Setup142
- Table 41 Advanced Setup142
Chapter 8 DMZ Screens145
- DMZ Overview145
- Configuring DMZ145
- Figure 52 DMZ146
- Table 42 DMZ146
- Configuring IP Alias147
- Figure 53 IP Alias148
- Table 43 IP Alias148
- DMZ Public IP Address Example149
- Figure 54 DMZ Public Address Example149
- DMZ Private and Public IP Address Example150
- Configuring Port Roles150
- Figure 55 DMZ Private and Public Address Example150
- Figure 56 Port Roles151
- Figure 57 Port Roles Change Complete151
Chapter 9 Firewalls153
- Firewall Overview153
- Types of Firewalls153
- Introduction to Zyxel's Firewall154
- Denial of Service155
- Stateful Inspection159
- Guidelines for Enhancing Security with Your Firewall163
- Packet Filtering Vs Firewall163
  - Packet Filtering163
    - When to Use Filtering163
  - Firewall164
    - When to Use the Firewall164
Chapter 10 Firewall Screens165
- Access Methods165
- Firewall Policies Overview165
- Rule Logic Overview166
- Connection Direction Examples167
- Alerts169
- Configuring Firewall169
- Example Firewall Rule176
- Figure 69 Creating/Editing a Custom Service176
- Table 52 Creating/Editing a Custom Service176
- Figure 70 Rule Summary177
- Figure 71 Rule Edit Example178
- Figure 72 Edit Custom Service Example178
- Figure 73 My Service Rule Configuration179
- Predefined Services180
- Figure 74 My Service Example Rule Summary180
- Table 53 Predefined Services180
- Anti-Probing182
- Dos Thresholds183
Chapter 11 Content Filtering Screens187
- Content Filtering Overview187
- General Content Filter Configuration187
- Figure 77 Content Filter : General188
- Table 56 Content Filter : General188
- Content Filtering with an External Database190
- Categories and Registering190
- Figure 78 Content Filtering Lookup Procedure190
- Figure 79 Content Filter : Categories191
- Table 57 Content Filter : Categories191
- Customization197
- Figure 80 Content Filter : Customization198
- Table 58 Content Filter : Customization198
- Customizing Keyword Blocking URL Checking200
- Content Filtering Cache201
- Figure 81 Content Filter : Cache201
- Table 59 Content Filter : Cache201
Chapter 12 Content Filtering Registration and Reports203
- Introduction to Myzyxel.com203
  - A Note on Myzyxel.com Numbers204
- Myzyxel.com Account Registration204
- Figure 82 Myzyxel.com Login Screen204
- Table 60 Myzyxel.com Numbers204
- Figure 83 Myzyxel.com Account Registration205
- Figure 84 Account Registration Successful205
- Registering Your Zyxel Device206
- Figure 85 Account Confirmation E-Mail206
- Figure 86 Myzyxel.com Account Activation206
- Figure 87 Logged into Myzyxel.com207
- Figure 88 Product Registration207
- Figure 89 Add New Product208
- Figure 90 Product Survey208
- Content Filtering Registration209
- Figure 91 Service Management209
- Figure 92 Myzyxel.com: My Product209
- Figure 93 Myzyxel.com: Service Management210
- Figure 94 Service Registration210
- Checking Content Filtering Activation211
- Figure 95 Service Registration: Successful211
- Figure 96 Service Management: Service Registered211
- Updating Product Registration Information212
- Viewing Content Filtering Reports212
- Figure 97 Cerberian Login Screen213
- Figure 98 Content Filtering Reports Main Screen213
- Configuration File214
- Figure 99 Global Report Screen Example214
- Figure 100 Requested Urls Example214
Chapter 13 Introduction to Ipsec215
- VPN Overview215
- Ipsec Architecture217
  - Ipsec Algorithms217
  - Key Management217
- Encapsulation217
- Ipsec and NAT218
- Figure 103 Transport and Tunnel Mode Ipsec Encapsulation218
- Table 61 VPN and NAT219
Chapter 14 VPN Screens221
- Vpn/Ipsec Overview221
- Ipsec Algorithms221
  - AH (Authentication Header) Protocol221
  - ESP (Encapsulating Security Payload) Protocol221
- My Zywall222
- Remote Gateway Address222
  - Table 62 ESP and AH222
  - Dynamic Remote Gateway Address223
- Nailed up223
- NAT Traversal223
  - NAT Traversal Configuration224
- ID Type and Content224
  - Figure 104 NAT Router between Ipsec Routers224
  - ID Type and Content Examples225
  - Table 63 Local ID Type and Content Fields225
  - Table 64 Peer ID Type and Content Fields225
  - Table 65 Matching ID Type and Content Configuration Example225
- IKE Phases226
  - Figure 105 Two Phases to Set up the Ipsec SA226
  - Table 66 Mismatching ID Type and Content Configuration Example226
  - Negotiation Mode227
  - Pre-Shared Key227
  - Diffie-Hellman (DH) Key Groups228
  - Perfect Forward Secrecy (PFS)228
- X-Auth (Extended Authentication)228
  - Authentication Server228
- Icons Key229
- Ipsec Summary Fields229
- Table 67 VPN Screen Icons Key229
- IKE VPN Rule Summary Screen230
  - Figure 106 Gateway and Network Policies230
  - Figure 107 Ipsec Summary Fields230
  - Configuring an IKE Gateway Policy231
  - Figure 108 VPN Rules (IKE)231
  - Figure 109 VPN Rules (IKE): Gateway Policy: Edit232
  - Table 68 VPN Rules (IKE): Gateway Policy: Edit232
  - Configuring an IKE Network Policy237
- Manual VPN Rule Summary Screen242
  - Figure 111 VPN Rules (IKE): Network Policy Move242
  - Table 70 VPN Rules (IKE): Network Policy Move242
  - Figure 112 VPN Rule (Manual)243
  - Table 71 VPN Rules (Manual)243
  - Editing Manual VPN Rules244
  - Security Parameter Index (SPI)244
  - Figure 113 VPN Rules (Manual): Edit245
  - Table 72 VPN Rules (Manual) Edit245
- Viewing SA Monitor248
- Configuring Global Setting248
- Figure 114 VPN: SA Monitor248
- Table 73 VPN: SA Monitor248
- Telecommuter Vpn/Ipsec Examples249
  - Figure 115 VPN: Global Setting249
  - Table 74 VPN: Global Setting249
  - Figure 116 Telecommuters Sharing One VPN Rule Example250
  - Table 75 Telecommuters Sharing One VPN Rule Example250
  - Telecommuters Sharing One VPN Rule Example250
  - Telecommuters Using Unique VPN Rules Example250
  - Figure 117 Telecommuters Using Unique VPN Rules Example251
  - Table 76 Telecommuters Using Unique VPN Rules Example251
- VPN and Remote Management252
Chapter 15 Certificates253
- Certificates Overview253
  - Advantages of Certificates254
- Self-Signed Certificates254
- Configuration Summary254
- Figure 118 Certificate Configuration Overview254
- My Certificates255
- Figure 119 My Certificates255
- Table 77 My Certificates255
- Certificate File Formats256
- Importing a Certificate257
- Figure 120 My Certificate Import257
- Creating a Certificate258
- Figure 121 My Certificate Create258
- Table 78 My Certificate Import258
- Table 79 My Certificate Create259
- My Certificate Details260
- Figure 122 My Certificate Details261
- Table 80 My Certificate Details262
- Trusted Cas263
- Figure 123 Trusted Cas264
- Table 81 Trusted Cas264
- Importing a Trusted Ca's Certificate265
- Figure 124 Trusted CA Import265
- Trusted CA Certificate Details266
- Table 82 Trusted CA Import266
- Figure 125 Trusted CA Details267
- Table 83 Trusted CA Details267
- Trusted Remote Hosts269
- Figure 126 Trusted Remote Hosts270
- Table 84 Trusted Remote Hosts270
- Verifying a Trusted Remote Host's Certificate271
  - Trusted Remote Host Certificate Fingerprints271
  - Figure 127 Remote Host Certificates271
- Importing a Trusted Remote Host's Certificate272
- Figure 128 Certificate Details272
- Trusted Remote Host Certificate Details273
- Figure 129 Trusted Remote Host Import273
- Table 85 Trusted Remote Host Import273
- Figure 130 Trusted Remote Host Details274
- Table 86 Trusted Remote Host Details274
- Directory Servers276
- Figure 131 Directory Servers276
- Add or Edit a Directory Server277
- Figure 132 Directory Server Add277
- Table 87 Directory Servers277
- Table 88 Directory Server Add278
- Authentication Server279
  - Authentication Server Overview279
  - Local User Database279
  - Radius279
  - Configuring Local User Database279
Chapter 16 Authentication Server279
- Figure 133 Local User Database280
- Configuring RADIUS281
- Figure 134 RADIUS281
- Table 89 Local User Database281
- Table 90 RADIUS282
- Network Address Translation (NAT)283
  - NAT Overview283
    - NAT Definitions283
    - Table 91 NAT Definitions283
Chapter 17 Network Address Translation (NAT)283
- What NAT Does284
- How NAT Works284
- Figure 135 How NAT Works284
- NAT Application285
- Figure 136 NAT Application with IP Alias285
- Port Restricted Cone NAT286
- NAT Mapping Types286
- Figure 137 Port Restricted Cone NAT Example286
- Using NAT287
  - SUA (Single User Account) Versus NAT287
  - Table 92 NAT Mapping Types287
- Configuring NAT Overview288
- Figure 138 NAT Overview288
- Table 93 NAT Overview288
- Configuring Address Mapping289
  - Figure 139 Address Mapping289
  - Address Mapping Edit290
  - Table 94 Address Mapping290
- Port Forwarding291
  - Figure 140 Address Mapping Edit291
  - Table 95 Address Mapping Edit291
  - Default Server IP Address292
  - Figure 183 SNMP292
  - Port Forwarding: Services and Port Numbers292
  - Table 96 Services and Port Numbers292
  - Configuring Servers Behind Port Forwarding (Example)293
  - Figure 141 Multiple Servers Behind NAT Example293
  - Port Translation293
- Configuring Port Forwarding294
- Figure 142 Port Translation Example294
- Figure 143 Port Forwarding295
- Table 97 Port Forwarding295
- Configuring Trigger Port296
- Figure 144 Trigger Port Forwarding Process: Example296
- Figure 145 Port Triggering297
- Table 98 Port Triggering297
Chapter 18 Static Route299
- Static Route Overview299
- Configuring IP Static Route299
Chapter 19 Bandwidth Management303
- Bandwidth Management Overview303
- Bandwidth Classes and Filters303
- Proportional Bandwidth Allocation304
- Application-Based Bandwidth Management304
- Subnet-Based Bandwidth Management304
- Application and Subnet-Based Bandwidth Management304
- Figure 149 Subnet-Based Bandwidth Management Example304
- Table 101 Application and Subnet-Based Bandwidth Management Example304
- Scheduler305
  - Priority-Based Scheduler305
  - Fairness-Based Scheduler305
- Maximize Bandwidth Usage305
  - Reserving Bandwidth for Non-Bandwidth Class Traffic306
  - Maximize Bandwidth Usage Example306
- Bandwidth Borrowing307
  - Table 104 Fairness-Based Allotment of Unused and Unbudgeted Bandwidth Example307
  - Bandwidth Borrowing Example308
  - Maximize Bandwidth Usage with Bandwidth Borrowing308
- Configuring Summary308
- Table 105 Bandwidth Borrowing Example308
- Figure 150 Bandwidth Manager: Summary309
- Table 106 Bandwidth Manager: Summary309
- Configuring Class Setup310
  - Figure 151 Bandwidth Manager: Class Setup310
  - Table 107 Bandwidth Manager: Class Setup310
  - Bandwidth Manager Class Configuration311
  - Figure 152 Bandwidth Manager: Edit Class312
  - Table 108 Bandwidth Manager: Edit Class312
  - Bandwidth Management Statistics314
  - Table 109 Services and Port Numbers314
  - Table 123 SNMP314
- Configuring Monitor315
- Figure 153 Bandwidth Management Statistics315
- Table 110 Bandwidth Management Statistics315
- Figure 154 Bandwidth Manager Monitor316
- Table 111 Bandwidth Manager Monitor316
Chapter 20 DNS319
- DNS Overview319
- DNS Server Address Assignment319
- DNS Servers319
- Address Record320
  - DNS Wildcard320
- Name Server Record320
  - Private DNS Server320
- The System Screen321
- DNS Cache325
- Configure DNS Cache325
- Figure 159 DNS Cache325
- Configuring DNS LAN326
- Table 115 DNS Cache326
- Figure 160 DNS LAN327
- Table 116 DNS LAN327
- Dynamic DNS328
  - DYNDNS Wildcard328
- Configuring Dynamic DNS328
- Figure 161 DDNS329
- Table 117 DDNS329
Chapter 21 Remote Management331
- Remote Management Overview331
  - Remote Management Limitations331
  - Remote Management and NAT332
  - System Timeout332
- Introduction to HTTPS332
- Configuring WWW333
- Figure 162 HTTPS Implementation333
- Figure 163 WWW334
- Table 118 WWW334
- HTTPS Example335
  - Internet Explorer Warning Messages335
  - Figure 164 Security Alert Dialog Box (Internet Explorer)335
  - Netscape Navigator Warning Messages336
  - Avoiding the Browser Warning Messages336
  - Figure 165 Security Certificate 1 (Netscape)336
  - Figure 166 Security Certificate 2 (Netscape)336
  - Login Screen337
  - Figure 167 Login Screen (Internet Explorer)338
  - Figure 168 Login Screen (Netscape)338
  - Figure 169 Replace Certificate339
  - Figure 170 Device-Specific Certificate339
- SSH Overview340
- How SSH Works340
- Figure 171 Common Zywall Certificate340
- Figure 172 SSH Communication Example340
- SSH Implementation on the Zywall341
  - Figure 173 How SSH Works341
  - Requirements for Using SSH342
- Configuring SSH342
- Figure 174 SSH342
- Secure Telnet Using SSH Examples343
  - Example 1: Microsoft Windows343
  - Example 2: Linux343
  - Figure 175 SSH Example 1: Store Host Key343
- Secure FTP Using SSH Example344
- Figure 176 SSH Example 2: Test344
- Figure 177 SSH Example 2: Log in344
- Telnet345
- Configuring TELNET345
- Figure 178 Secure FTP: Firmware Upload Example345
- Figure 179 Telnet Configuration on a TCP/IP Network345
- Configuring FTP346
- Figure 180 Telnet346
- Table 120 Telnet346
- Configuring SNMP347
  - Figure 181 FTP347
  - Table 121 FTP347
  - Figure 182 SNMP Management Model348
  - Remote Management: Snmp349
  - SNMP Traps349
  - Supported Mibs349
  - Table 122 SNMP Traps349
- Configuring DNS351
- Figure 184 DNS351
- Table 124 DNS351
Chapter 22 Upnp353
- Universal Plug and Play Overview353
- Upnp and Zyxel354
- Configuring Upnp354
- Figure 185 Configuring Upnp354
- Table 125 Configuring Upnp354
- Displaying Upnp Port Mapping355
- Figure 186 Upnp Ports355
- Table 126 Upnp Ports355
- Installing Upnp in Windows Example356
  - Installing Upnp in Windows Me357
  - Installing Upnp in Windows XP358
- Using Upnp in Windows XP Example358
  - Auto-Discover Your Upnp-Enabled Network Device359
  - Web Configurator Easy Access360
Chapter 23 Logs Screens363
- Configuring View Log363
- Log Description Example364
- Figure 187 View Log364
- Table 127 View Log364
- Configuring Log Settings365
- Table 128 Example Log Description365
- Figure 188 Log Settings366
- Table 129 Log Settings367
- Configuring Reports368
Chapter 24 Maintenance373
- Maintenance Overview373
- General Setup373
  - General Setup and System Name373
  - Domain Name373
- Configuring Password374
- Figure 193 General Setup374
- Table 135 General Setup374
- Pre-Defined NTP Time Servers List375
- Figure 194 Password Setup375
- Table 136 Password Setup375
- Table 137 Default Time Servers375
- Configuring Time and Date376
  - Figure 195 Time and Date376
  - Table 138 Time and Date377
  - Resetting the Time378
  - Time Server Synchronization378
- Introduction to Transparent Bridging379
- Figure 196 Synchronization in Process379
- Figure 197 Synchronization Is Successful379
- Figure 198 Synchronization Fail379
- Transparent Firewalls380
- Table 139 MAC-Address-To-Port Mapping Table380
- Configuring Device Mode381
- Figure 199 Device Mode (Router Mode)381
- Table 140 Device Mode (Router Mode)381
- Figure 200 Device Mode (Bridge Mode)382
- Table 141 Device Mode (Bridge Mode)382
- F/W Upload Screen383
- Figure 201 Firmware Upload384
- Figure 202 Firmware Upload in Process384
- Table 142 Firmware Upload384
- Configuration Screen385
  - Figure 203 Network Temporarily Disconnected385
  - Figure 204 Firmware Upload Error385
  - Backup Configuration386
  - Figure 205 Configuration386
  - Restore Configuration386
  - Table 143 Restore Configuration386
  - Figure 206 Configuration Upload Successful387
  - Figure 207 Network Temporarily Disconnected387
  - Back to Factory Defaults388
- Restart Screen388
- Figure 208 Configuration Upload Error388
- Figure 209 Reset Warning Message388
- Figure 210 Restart Screen389
Chapter 25 Introducing the SMT391
- Introduction to the SMT391
- Accessing the SMT Via the Console Port391
  - Initial Screen391
  - Entering the Password392
- Navigating the SMT Interface392
- Changing the System Password397
- Figure 215 Menu 23: System Password397
- Resetting the Zywall398
Chapter 26 SMT Menu 1 - General Setup399
- Introduction to General Setup399
- Configuring General Setup399
Chapter 27 WAN and Dial Backup Setup405
- Introduction to WAN and Dial Backup Setup405
- WAN Setup405
- Figure 221 MAC Address Cloning in WAN Setup405
- Dial Backup406
- Configuring Dial Backup in Menu 2406
- Table 152 MAC Address Cloning in WAN Setup406
- Advanced WAN Setup407
- Figure 222 Menu 2: Dial Backup Setup407
- Table 153 Menu 2: Dial Backup Setup407
- Figure 223 Menu 2.1: Advanced WAN Setup408
- Table 154 Advanced WAN Port Setup: at Commands Fields408
- Remote Node Profile (Backup ISP)409
- Figure 224 Menu 11.2: Remote Node Profile (Backup ISP)409
- Table 155 Advanced WAN Port Setup: Call Control Parameters409
- Table 156 Menu 11.3: Remote Node Profile (Backup ISP)410
- Editing PPP Options411
- Editing TCP/IP Options411
- Figure 225 Menu 11.2.1: Remote Node PPP Options411
- Table 157 Menu 11.2.1: Remote Node PPP Options411
- Figure 226 Menu 11.2.2: Remote Node Network Layer Options412
- Table 158 Menu 11.3.2: Remote Node Network Layer Options412
- Editing Login Script413
- Figure 227 Menu 11.2.3: Remote Node Script414
- Table 159 Menu 11.2.3: Remote Node Script414
- Remote Node Filter415
- Figure 228 Menu 11.2.4: Remote Node Filter415
Chapter 28 LAN Setup417
- Introduction to LAN Setup417
- Accessing the LAN Menus417
- LAN Port Filter Setup417
- Figure 229 Menu 3: LAN Setup417
- TCP/IP and DHCP Ethernet Setup Menu418
- Wireless LAN Setup422
Chapter 29 Internet Access425
- Introduction to Internet Access Setup425
- Ethernet Encapsulation425
- Figure 236 Menu 4: Internet Access Setup (Ethernet)425
- Table 165 Menu 4: Internet Access Setup (Ethernet)426
- Configuring the PPTP Client427
- Configuring the Pppoe Client427
- Figure 237 Internet Access Setup (PPTP)427
- Table 166 New Fields in Menu 4 (PPTP) Screen427
- Basic Setup Complete428
- Figure 238 Internet Access Setup (Pppoe)428
- Table 167 New Fields in Menu 4 (Pppoe) Screen428
- DMZ Setup429
Chapter 30 DMZ Setup429
- IP Address430
- IP Alias Setup430
- Figure 241 Menu 5: TCP/IP Setup430
- Figure 242 Menu 5.2: TCP/IP Setup430
- Figure 243 Menu 5.2.1: IP Alias Setup431
Chapter 31 Remote Node Setup433
- Introduction to Remote Node Setup433
- Remote Node Setup433
- Remote Node Profile Setup433
- Edit IP438
- Figure 247 Menu 11.1: Remote Node Profile for PPTP Encapsulation438
- Table 170 Menu 11.1: Remote Node Profile for PPTP Encapsulation438
- Figure 248 Menu 11.1.2: Remote Node Network Layer Options for Ethernet Encapsulation439
- Table 171 Remote Node Network Layer Options Menu Fields439
- Remote Node Filter440
- Traffic Redirect441
- Figure 249 Menu 11.1.4: Remote Node Filter (Ethernet Encapsulation)441
- Figure 250 Menu 11.1.4: Remote Node Filter (Pppoe or PPTP Encapsulation)441
- Figure 251 Menu 11.1.5: Traffic Redirect Setup442
- Table 172 Menu 11.1.5: Traffic Redirect Setup442
Chapter 32 IP Static Route Setup443
- IP Static Route Setup443
- Figure 252 Menu 12: IP Static Route Setup443
- Figure 253 Menu 12. 1: Edit IP Static Route444
- Table 173 Menu 12. 1: Edit IP Static Route444
Chapter 33 Network Address Translation (NAT)445
- Using NAT445
- NAT Setup447
  - Address Mapping Sets447
- Configuring a Server Behind NAT451
- Figure 260 Menu 15.1.1.1: Editing/Configuring an Individual Rule in a Set451
- Table 177 Menu 15.1.1.1: Editing/Configuring an Individual Rule in a Set451
- Figure 261 Menu 15.2.X: NAT Server Configuration452
- Table 178 Menu 15.2.1: NAT Server Configuration452
- Figure 262 Menu 15.2: NAT Server Setup453
- Figure 263 Server Behind NAT Example453
- General NAT Examples454
- Trigger Port Forwarding461
- Introducing the Zywall Firewall463
  - Using Zywall SMT Menus463
    - Activating the Firewall463
    - Figure 277 Menu 21: Filter and Firewall Setup463
Chapter 34 Introducing the Zywall Firewall463
- Figure 278 Menu 21.2: Firewall Setup464
- Filter Configuration465
  - Introduction to Filters465
  - Figure 279 Outgoing Packet Filtering Process465
Chapter 35 Filter Configuration465
- The Filter Structure of the Zywall466
- Figure 280 Filter Rule Process467
- Configuring a Filter Set468
- Example Filter474
- Figure 286 Telnet Filter Example474
- Figure 287 Example Filter: Menu 21.1.3.1475
- Figure 288 Example Filter Rules Summary: Menu 21.1.3475
- Filter Types and NAT476
- Firewall Versus Filters476
- Figure 289 Protocol and Device Filter Sets476
- Applying a Filter477
Chapter 36 SNMP Configuration479
- SNMP Configuration479
- Figure 293 Menu 22: SNMP Configuration479
- Table 184 SNMP Configuration Menu Fields479
- SNMP Traps480
- Table 185 SNMP Traps480
Chapter 37 System Information & Diagnosis481
- Introduction to System Status481
- System Status481
- Figure 294 Menu 24: System Maintenance481
- Figure 295 Menu 24.1: System Maintenance: Status482
- Table 186 System Maintenance: Status Menu Fields482
- System Information and Console Port Speed483
- Log and Trace485
- Diagnostic489
- Firmware and Configuration File Maintenance493
  - Introduction493
  - Filename Conventions493
Chapter 38 Firmware and Configuration File Maintenance493
- Backup Configuration494
- Restore Configuration499
- Uploading Firmware and Configuration Files502
Chapter 39 System Maintenance Menus 8 to 10509
- Command Interpreter Mode509
- Call Control Support511
- Time and Date Setting513
Chapter 40 Remote Management517
- Remote Management517
Chapter 41 Call Scheduling521
- Introduction to Call Scheduling521
- Figure 332 Schedule Setup521
- Figure 333 Schedule Set Setup522
- Table 198 Schedule Set Setup522
- Figure 334 Applying Schedule Set(S) to a Remote Node (Pppoe)523
- Figure 335 Applying Schedule Set(S) to a Remote Node (PPTP)524
Chapter 42 Troubleshooting525
- Problems Starting up the Zywall525
- Problems with the LAN Interface525
- Table 199 Troubleshooting the Start-Up of Your Zywall525
- Table 200 Troubleshooting the LAN Interface525
- Problems with the DMZ Interface526
- Problems with the WAN Interface526
- Table 201 Troubleshooting the DMZ Interface526
- Table 202 Troubleshooting the WAN Interface526
- Problems with Internet Access527
- Problems with Remote Management527
- Problems Accessing the Zywall527
- Product Specifications537
- Table 1 Device Specifications537
- Table 2 Performance537
Appendix A Product Specifications537
- Table 3 Firmware Features538
- Table 4 Feature Specifications539
- Table 5 Compatible Zyxel WLAN Cards and Security Features540
- Figure 1 WLAN Card Installation541
- Figure 2 Console/Dial Backup Port Pin Layout541
- Figure 3 Ethernet Cable Pin Assignments542
- Table 6 Console/Dial Backup Port Pin Assignments542
- Table 7 North American AC Power Adaptor Specifications542
- Table 8 European Union AC Power Adaptor Specifications543
- Table 9 UK AC Power Adaptor Specifications543
- Table 10 Japan AC Power Adaptor Specifications543
- Table 11 Australia and New Zealand AC Power Adaptor Specification544
Appendix B545
- Setting up Your Computer's IP Address545
- Figure 4 Windows 95/98/Me: Network: Configuration546
- Installing Components546
- Figure 5 Windows 95/98/Me: TCP/IP Properties: IP Address547
- Figure 6 Windows 95/98/Me: TCP/IP Properties: DNS Configuration548
- Verifying Settings548
- Figure 7 Windows XP: Start Menu549
- Figure 8 Windows XP: Control Panel549
- Figure 9 Windows XP: Control Panel: Network Connections: Properties550
- Figure 10 Windows XP: Local Area Connection Properties550
- Figure 11 Windows XP: Internet Protocol (TCP/IP) Properties551
- Figure 12 Windows XP: Advanced TCP/IP Properties552
- Figure 13 Windows XP: Internet Protocol (TCP/IP) Properties553
- Figure 14 Macintosh os 8/9: Apple Menu554
- Figure 15 Macintosh os 8/9: TCP/IP554
- Figure 16 Macintosh os X: Apple Menu555
- Macintosh os X555
- Figure 17 Macintosh os X: Network556
Appendix Cip Subnetting557
- Table 12 Classes of IP Addresses557
- Table 13 Allowed IP Address Range by Class558
- Table 14 "Natural" Masks558
- Subnet Masks558
- Table 15 Alternative Subnet Mask Notation559
- Table 16 Two Subnets Example559
- Table 17 Subnet 1560
- Table 18 Subnet 2560
- Table 19 Subnet 1561
- Table 20 Subnet 2561
- Table 21 Subnet 3561
- Table 22 Subnet 4562
- Table 23 Eight Subnets562
- Table 24 Class C Subnet Planning562
- Example Eight Subnets562
- Table 25 Class B Subnet Planning563
- Subnetting with Class a and Class B Networks563
Appendix Dpppoe565
- Figure 18 Single-Computer Per Router Hardware Configuration566
- Figure 19 Zywall as a Pppoe Client566
- How Pppoe Works566
Appendix Epptp567
- Figure 20 Transport PPP Frames over Ethernet567
- Figure 21 PPTP Protocol Overview568
- Figure 22 Example Message Exchange between Computer and an ANT569
Appendix F573
- Wireless Lans573
- Figure 23 Peer-To-Peer Communication in an Ad-Hoc Network573
- Wireless Lan Topologies573
- Figure 24 Basic Service Set574
- Figure 25 Infrastructure WLAN575
- Figure 26 RTS/CTS576
- Fragmentation Threshold576
- Table 26 Ieee802.11G577
- Preamble Type577
- Figure 27 EAP Authentication579
- Types of Authentication580
- Figure 28 WEP Authentication Steps582
- Table 27 Comparison of EAP Authentication Types583
- Table 28 Wireless Security Relational Matrix584
- Figure 29 Roaming Example585
Appendix G Triangle Route587
- Figure 30 Ideal Setup587
- Figure 31 "Triangle Route" Problem588
- Figure 32 IP Alias589
- Figure 33 Gateways on the WAN Side589
Appendix H591
- SIP Passthrough591
- Table 29 SIP Call Progression591
- Figure 34 SIP User Agent Server592
- Sip Servers592
- Figure 35 SIP Proxy Server593
- Sip Redirect Server593
- Figure 37 Zywall SIP ALG595
Appendix I597
- VPN Setup597
- Figure 38 VPN Rules598
- Vpn Configuration598
- Figure 39 Headquarters Gateway Policy Edit599
- Figure 40 Branch Office Gateway Policy Edit600
- Figure 41 Headquarters VPN Rule601
- Figure 42 Branch Office VPN Rule601
- Figure 43 Headquarters Network Policy Edit602
- Figure 44 Branch Office Network Policy Edit603
- Dialing the Vpn Tunnel Via Web Configurator603
- Figure 45 VPN Rule Configured604
- Figure 46 VPN Dial604
- Figure 47 VPN Tunnel Established604
- Vpn Troubleshooting605
- Importing Certificates609
- Figure 50 Security Certificate609
Appendix J Importing Certificates609
- Figure 51 Login Screen610
- Figure 52 Certificate General Information before Import610
- Figure 53 Certificate Import Wizard 1611
- Figure 54 Certificate Import Wizard 2611
- Figure 55 Certificate Import Wizard 3612
- Figure 56 Root Certificate Store612
- Figure 57 Certificate General Information after Import613
- Enrolling and Importing Ssl Client Certificates613
- Figure 58 Zywall Trusted CA Screen614
- Figure 59 CA Certificate Example615
- Figure 60 Personal Certificate Import Wizard 1616
- Figure 61 Personal Certificate Import Wizard 2616
- Figure 62 Personal Certificate Import Wizard 3617
- Figure 63 Personal Certificate Import Wizard 4617
- Figure 64 Personal Certificate Import Wizard 5618
- Figure 65 Personal Certificate Import Wizard 6618
- Figure 66 Access the Zywall Via HTTPS618
- Using a Certificate When Accessing the Zywall Example618
- Figure 67 SSL Client Authentication619
- Figure 68 Zywall Secure Login Screen619
Appendix K Command Interpreter621
Appendix L Firewall Commands623
- Table 30 Firewall Commands623
Appendix M629
- Netbios Filter Commands629
- Table 31 Netbios Filter Default Settings630
- Netbios Filter Configuration630
- Certificates Commands633
- Table 32 Certificates Commands633
Appendix N Certificates Commands633
Appendix O Brute-Force Password Guessing Protection637
- Table 33 Brute-Force Password Guessing Protection Commands637
Appendix P Boot Commands639
- Figure 69 Option to Enter Debug Mode639
- Figure 70 Boot Module Commands640
Appendix Q Log Descriptions641
- Table 34 System Maintenance Logs641
- Table 35 System Error Logs642
- Table 36 Access Control Logs643
- Table 37 TCP Reset Logs643
- Table 38 Packet Filter Logs644
- Table 39 ICMP Logs644
- Table 40 CDR Logs645
- Table 41 PPP Logs645
- Table 42 Upnp Logs645
- Table 43 Content Filtering Logs645
- Table 44 Attack Logs646
- Table 45 Remote Management Logs647
- Table 46 Wireless Logs648
- Table 47 Ipsec Logs648
- Table 48 IKE Logs649
- Table 49 PKI Logs652
- Table 50 Certificate Path Verification Failure Reason Codes653
- Table 51 802.1X Logs653
- Table 52 ACL Setting Notes654
- Table 53 ICMP Notes655
- Table 54 Syslog Logs656
- Table 55 RFC-2408 ISAKMP Payload Types656
- Figure 71 Displaying Log Categories Example657
- Log Commands657
  - Displaying Logs658
  - Figure 72 Displaying Log Parameters Example658
  - Log Command Example659
- Index661

ZyXEL Communications ZYWALL 5 - Figure 22 Example Message Exchange between Computer and an ANT

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