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Prestige 334W User’s Guide
28-10 NAT
Figure 28-9 Multiple Servers Behind NAT Example
28.5 General NAT Examples
The following are some examples of NAT configuration.
28.5.1 Example 1: Internet Access Only
In the following Internet access example, you only need one rule where the ILAs (Inside Local Addresses) of
computers A through D map to one dynamic IGA (Inside Global Address) assigned by your ISP.
Figure 28-10 NAT Example 1
- Prestige 334W 1
- Copyright 2
- Interference Statement 3
- Caution 4
- ZyXEL Limited Warranty 5
- Customer Support 7
- Customer Support vii 8
- Table of Contents 9
- List of Figures 21
- List of Tables 27
- Preface 31
- Graphics Icons Key 32
- Part I: 33
- Chapter 1 35
- 1.2.2 Non-Physical Features 36
- 1.3.2 VPN Application 40
- Chapter 2 43
- 2.3 Resetting the Prestige 44
- 2.3.2 Navigation Panel 45
- Table 2-1 Screens Summary 46
- Chapter 3 49
- Wizard Setup 49
- 3.3 Wizard Setup: Screen 2 50
- 3.4 Wizard Setup: Screen 3 51
- 3.5 Wizard Setup: Screen 4 53
- 3.5.2 PPPoE Encapsulation 55
- 3.5.3 PPTP Encapsulation 57
- 3.6 Wizard Setup: Screen 5 58
- 10.0.0.0 - 10.255.255.255 59
- 172.16.0.0 - 172.31.255.255 59
- 3.6.4 WAN MAC Address 60
- 3.7 Basic Setup Complete 62
- Wizard Setup 3-15 63
- Figure 3-9 Wizard Finish 63
- Chapter 4 65
- Part II: 69
- Chapter 5 71
- System Screens 71
- 5-2 System Screens 72
- 5.3 Dynamic DNS 73
- 5.4 Configuring Dynamic DNS 73
- 5.5 Configuring Password 75
- 5.6 Configuring Time Zone 76
- 5-8 System Screens 78
- Table 5-4 Time Setting 78
- Chapter 6 79
- LAN Screens 79
- 6.3.3 RIP Setup 80
- 6.3.4 Multicast 80
- 6.4 Any IP 81
- 6.5 Configuring IP 82
- 6-6 LAN Screens 84
- Table 6-1 IP 84
- LAN Screens 6-7 85
- 6.6 Configuring Static DHCP 86
- 6.7 Configuring IP Alias 87
- 6-10 LAN Screens 88
- Table 6-3 IP Alias 88
- Chapter 7 89
- 7.1.3 ESS 90
- 7.2 Wireless LAN Basics 91
- Stations A and B do 92
- They can hear the 92
- Prestige 92
- 7.3 Configuring Wireless 93
- 7.4 Configuring Roaming 94
- Table 7-2 Roaming 97
- Chapter 8 99
- Wireless Security 99
- 8.3 WEP Overview 102
- 8.3.3 Preamble Type 104
- 8.5 Introduction to WPA 106
- 8.5.1 User Authentication 107
- 8.5.2 Encryption 107
- WPA - PSK Authentication 108
- 8.9 802.1x Overview 114
- 8-22 Wireless Security 120
- Prestige 334W User’s Guide 120
- 8.13 Configuring 802.1x 121
- 8.14 MAC Filter 123
- DESCRIPTION 124
- Authentication 127
- Accounting 127
- Access-Request 127
- Access-Reject 127
- Access-Accept 127
- • Access-Challenge 128
- • Accounting-Request 128
- 8.18 Configuring RADIUS 129
- 8-32 Wireless Security 130
- Table 8-11 RADIUS 130
- Chapter 9 131
- WAN Screens 131
- 9.4 Configuring WAN ISP 132
- WAN Screens 9-3 133
- 9.4.2 PPPoE Encapsulation 134
- WAN Screens 9-5 135
- 9.4.3 PPTP Encapsulation 136
- 9.5 Configuring WAN IP 137
- 9.7 Traffic Redirect 142
- WAN Screens 9-13 143
- Part III: 145
- Chapter 10 147
- Screens 147
- 10.1.2 What NAT Does 148
- 10.1.3 How NAT Works 148
- 10.1.4 NAT Application 149
- 10.1.5 NAT Mapping Types 150
- 10.2 Using NAT 152
- 10.3 SUA Server 152
- IP address assigned 154
- LABEL DESCRIPTION 155
- Configuring Address Mapping 158
- 10-16 NAT Screens 162
- Table 10-7 Trigger Port 162
- Chapter 11 163
- Static Route Screens 163
- 11-4 Static Route Screens 166
- Part IV: 167
- Chapter 12 169
- 12.2 UPnP and ZyXEL 170
- 12.3 Configuring UPnP 170
- Chapter 13 179
- Firewall 179
- 13-4 Firewall 182
- 13.3.1 LAN-to-WAN rules 183
- 13.3.2 WAN-to-LAN rules 183
- LABEL DESCRIPTION 185
- Restricted Web Features 185
- 13.5 Services 186
- 13-10 Firewall 188
- Table 13-3 Firewall: Service 188
- Part V: 189
- Chapter 14 191
- Remote Management Screens 191
- 14.2 Configuring WWW 192
- 14.3 Configuring Telnet 194
- 14.4 Configuring TELNET 194
- 14.5 Configuring FTP 196
- 14.6 SNMP 197
- 14.6.1 Supported MIBs 199
- 14.6.2 SNMP Traps 199
- 14.6.3 Configuring SNMP 200
- 14.7 Configuring DNS 201
- 14.8 Configuring Security 203
- Table 14-7 Security 204
- Chapter 15 205
- Introduction to IPSec 205
- 15.1.4 VPN Applications 206
- 15.2 IPSec Architecture 207
- 15.3 Encapsulation 208
- 15.4 IPSec and NAT 209
- Chapter 16 211
- VPN Screens 211
- 16.3 My IP Address 212
- 16.4 Secure Gateway Address 212
- 16.5 Summary Screen 213
- 16.6 Keep Alive 215
- 16.7 NAT Traversal 216
- 16.7.2 Remote DNS Server 217
- 16.8 ID Type and Content 218
- 16.9 Pre-Shared Key 220
- 16.10 Editing VPN Rules 220
- 16-12 VPN Screens 222
- VPN Screens 16-13 223
- 16-14 VPN Screens 224
- 16.11 IKE Phases 225
- 16.11.1 Negotiation Mode 227
- VPN Screens 16-19 229
- 16-20 VPN Screens 230
- Table 16-8 VPN IKE: Advanced 230
- VPN Screens 16-21 231
- 16-22 VPN Screens 232
- VPN Screens 16-23 233
- 16-24 VPN Screens 234
- 16.13 Manual Key Setup 235
- 16.14 Configuring Manual Key 236
- 16-28 VPN Screens 238
- VPN Screens 16-29 239
- 16.15 Viewing SA Monitor 240
- VPN Screens 16-35 245
- Part VI: 247
- Chapter 17 249
- Centralized Logs 249
- 17.2 Log Settings 250
- Centralized Logs 17-3 251
- Figure 17-2 Log Settings 251
- 17-4 Centralized Logs 252
- Table 17-2 log Settings 252
- Centralized Logs 17-5 253
- Chapter 18 255
- Media Bandwidth Management 255
- 18.1.7 Services 260
- 18.2 Configuration Screen 262
- 18.3.1 Bandwidth Borrowing 265
- 18.5 Monitor Screen 267
- Chapter 19 269
- Maintenance 269
- 19.3 DHCP Table Screen 272
- 19.4 Any IP Table 273
- 19.5 Association List 273
- 19.6 F/W Upload Screen 274
- 19.7 Configuration Screen 276
- 19.7.1 Backup Configuration 277
- 19.8 Restart Screen 279
- Part VII: 281
- Chapter 20 283
- Introducing the SMT 283
- Enter Password : **** 284
- ? > or ChangeMe 286
- # MENU TITLE DESCRIPTION 288
- Chapter 21 289
- Menu 1 General Setup 289
- Chapter 22 295
- Menu 2 WAN Setup 295
- 22-2 Menu 2 WAN Setup 296
- Table 22-1 Menu 2 WAN Setup 296
- Chapter 23 297
- Menu 3 LAN Setup 297
- 23.3.1 IP Alias Setup 300
- 23.4 Wireless LAN Setup 302
- 23-8 Menu 3 LAN Setup 304
- Edit MAC Address Filter= No 305
- Chapter 24 309
- Internet Access 309
- 24-2 Internet Access 310
- 24.5 Basic Setup Complete 313
- Chapter 25 315
- Remote Node Configuration 315
- 25.2.2 PPPoE Encapsulation 318
- 25.2.3 PPTP Encapsulation 320
- 25.3 Edit IP 321
- 25.4 Remote Node Filter 323
- FIELD DESCRIPTION EXAMPLE 324
- Chapter 26 327
- Static Route Setup 327
- 26-2 Static Route Setup 328
- Static Route Setup 26-3 329
- Chapter 27 331
- Dial-in User Setup 331
- Chapter 28 333
- 28.3 NAT Setup 335
- 28.3.1 Address Mapping Sets 336
- FIELD DESCRIPTION EXAMPLE 338
- 28.5 General NAT Examples 342
- Type= One-to-One 346
- Start= 192.168.1.10 346
- Start= 10.132.50.1 346
- NAT_SET 347
- NAT 28-19 351
- Chapter 29 353
- Enabling the Firewall 353
- Part VIII: 355
- Chapter 30 357
- Filter Configuration 357
- Active Data 358
- Filter Rule 359
- Filter Set 359
- ABBREVIATION DESCRIPTION 362
- Filter Configuration 30-9 365
- Length= 0 367
- 30.3 Example Filter 369
- 30.4 Filter Types and NAT 371
- 30.6 Applying a Filter 372
- 30.6.1 Applying LAN Filters 373
- Chapter 31 375
- SNMP Configuration 375
- 31.2 Supported MIBs 376
- 31.3 SNMP Configuration 376
- 31.4 SNMP Traps 378
- 1. Change Password 379
- 2. RADIUS Server 379
- 32.1.3 802.1x 381
- Chapter 33 385
- 33.2 System Information 387
- 33.2.2 Console Port Speed 388
- 33.3 Log and Trace 389
- 3. Filter log 391
- 4. PPP log 391
- 5. Firewall log 392
- 33.4 Diagnostic 393
- 33.4.1 WAN DHCP 394
- Chapter 34 397
- 34.2 Backup Configuration 398
- 34.2.1 Backup Configuration 399
- 34.2.4 GUI-based FTP Clients 400
- 34.2.7 TFTP Command Example 401
- 34.3 Restore Configuration 402
- 34.3.1 Restore Using FTP 403
- 34.4.1 Firmware File Upload 404
- 34.4.5 TFTP File Upload 406
- 8. Command Interpreter Mode 409
- 35.2 Call Control Support 410
- 35.2.1 Budget Management 411
- 35.3 Time and Date Setting 412
- 35.3.1 Resetting the Time 414
- Chapter 36 417
- Remote Management 417
- Chapter 37 419
- Call Scheduling 419
- Part IX: 423
- Chapter 38 425
- VPN/IPSec Setup 425
- 38.2 IPSec Summary Screen 426
- VPN/IPSec Setup 38-3 427
- 38-4 VPN/IPSec Setup 428
- 38.3 IPSec Setup 429
- 38-6 VPN/IPSec Setup 430
- VPN/IPSec Setup 38-7 431
- 38-8 VPN/IPSec Setup 432
- VPN/IPSec Setup 38-9 433
- 38.4 IKE Setup 434
- 38-12 VPN/IPSec Setup 436
- 38.5 Manual Setup 437
- VPN/IPSec Setup 38-15 439
- Chapter 39 441
- SA Monitor 441
- 39-2 SA Monitor 442
- Part X: 443
- Appendix A 445
- Appendix B 449
- Call Connection 450
- PPP Data Connection 451
- Appendix C 453
- NetBIOS Filter Commands 453
- Appendix D 457
- Log Descriptions 457
- Appendix E 461
- Properties 463
- Windows 2000/NT/XP 466
- Macintosh OS 8/9 471
- Appendix F 475
- Appendix G 479
- Client computer 480
- Appendix H 481
- Types of EAP Authentication 481
- Appendix I 483
- Recommendation 483
- Appendix J 485
- Protection 485
- Appendix K 487
- Triangle Route 487
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