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P-335 Series User’s Guide
Appendix K Brute-Force Password Guessing Protection 493
Appendix K
Brute-Force Password Guessing
Protection
The following describes the commands for enabling, disabling and configuring the brute-force
password guessing protection mechanism for the password.
Table 166 Brute-Force Password Guessing Protection Commands
COMMAND DESCRIPTION
sys pwderrtm This command displays the brute-force guessing password protection settings.
sys pwderrtm 0 This command turns off the password’s protection from brute-force guessing. The
brute-force password guessing protection is turned off by default.
sys pwderrtm N This command sets the password protection to block all access attempts for N (a
number from 1 to 60) minutes after the third time an incorrect password is entered.
Example
sys pwderrtm 5
This command sets the password protection to block all access attempts for five minutes after
the third time an incorrect password is entered.
- User’s Guide 1
- Copyright 3
- Federal Communications 4
- Statement 4
- ZyXEL Limited Warranty 6
- Customer Support 7
- 8 Customer Support 8
- Table of Contents 9
- Chapter 2 10
- Chapter 3 10
- Chapter 7 12
- Chapter 8 12
- Chapter 16 15
- Chapter 17 15
- Table of Contents 23 23
- 24 Table of Contents 24
- List of Figures 25
- List of Tables 33
- List of Tables 37 37
- 38 List of Tables 38
- About This User's Guide 39
- Related Documentation 39
- User Guide Feedback 40
- Syntax Conventions 40
- Graphics Icons Key 41
- 42 Preface 42
- CHAPTER 1 43
- 1.2.2 Non-Physical Features 44
- Table 1 IEEE 802.11b 45
- Table 2 IEEE 802.11g 46
- 1.3.3 VPN Application 50
- CHAPTER 2 53
- 2.3 Resetting the Prestige 54
- 2.3.3 Navigation Panel 55
- Table 3 Screens Summary 56
- CHAPTER 3 59
- (P-335WT only) 60
- Chapter 3 Wizard Setup 61 61
- 62 Chapter 3 Wizard Setup 62
- Chapter 3 Wizard Setup 63 63
- 64 Chapter 3 Wizard Setup 64
- 3.5.1 Ethernet 65
- 3.5.2 PPPoE Encapsulation 66
- 3.5.3 PPTP Encapsulation 67
- 68 Chapter 3 Wizard Setup 68
- 3.6 Wizard Setup : WAN 69
- 3.6.4 WAN MAC Address 70
- Chapter 3 Wizard Setup 71 71
- Table 13 Wizard Setup : WAN 71
- 72 Chapter 3 Wizard Setup 72
- 3.7 Wizard Setup : Complete 73
- 74 Chapter 3 Wizard Setup 74
- CHAPTER 4 75
- Service Priority 77
- CHAPTER 5 79
- 80 Chapter 5 System Screens 80
- 5.3 Dynamic DNS 81
- 5.4 Configuring Dynamic DNS 81
- 82 Chapter 5 System Screens 82
- Figure 24 DDNS 82
- Table 20 DDNS 82
- 5.5 Configuring Password 83
- 5.6 Configuring Time Setting 83
- 84 Chapter 5 System Screens 84
- Figure 26 Time Setting 84
- Table 22 Time Setting 84
- Chapter 5 System Screens 85 85
- 86 Chapter 5 System Screens 86
- CHAPTER 6 87
- 6.3.3 RIP Setup 88
- 6.3.4 Multicast 88
- 6.4 Any IP 89
- 6.5 Configuring IP 90
- Chapter 6 LAN Screens 91 91
- Figure 28 LAN IP 91
- Table 23 LAN IP 91
- 92 Chapter 6 LAN Screens 92
- 6.6 Configuring Static DHCP 93
- 6.7 Configuring IP Alias 94
- Chapter 6 LAN Screens 95 95
- Figure 30 IP Alias 95
- Table 25 IP Alias 95
- 96 Chapter 6 LAN Screens 96
- CHAPTER 7 97
- 7.2.3 Restricted Access 98
- 7.2.4 Hide Prestige Identity 98
- 7.2.5 G-plus 98
- 7.2.6 Using OTIST 98
- P-335 Series User’s Guide 100
- Figure 32 Wireless 100
- Table 26 Wireless 100
- 7.4.1 No Security 101
- 7.4.2 WEP Encryption 103
- 7.4.4 Introduction to WPA 105
- Figure 36 Wireless: WPA-PSK 107
- Table 29 Wireless: WPA-PSK 107
- Figure 38 Wireless: WPA 110
- Table 30 Wireless: WPA 111
- 7.4.10 802.1x Overview 112
- 7.4.13 Configuring 802.1x 118
- Figure 41 Wireless: 802.1x 119
- 7.5 MAC Filter 121
- Table 34 MAC Address Filter 122
- 7.6 Roaming 123
- 7.7 OTIST 124
- 7.7.1 Activating OTIST 125
- 7.7.2 OTIST button 125
- CHAPTER 8 127
- 8.4 Configuring WAN ISP 128
- 8.4.2 PPPoE Encapsulation 129
- 130 Chapter 8 WAN Screens 130
- Chapter 8 WAN Screens 131 131
- 8.4.3 PPTP Encapsulation 132
- Chapter 8 WAN Screens 133 133
- Table 40 PPTP Encapsulation 133
- 8.5 Configuring WAN IP 134
- Chapter 8 WAN Screens 135 135
- Figure 51 WAN: IP 135
- Table 41 WAN: IP 135
- 136 Chapter 8 WAN Screens 136
- 8.6 Configuring WAN MAC 137
- 8.7 Traffic Redirect 138
- Chapter 8 WAN Screens 139 139
- 140 Chapter 8 WAN Screens 140
- Table 42 Traffic Redirect 140
- Chapter 8 WAN Screens 141 141
- 142 Chapter 8 WAN Screens 142
- CHAPTER 9 143
- 9.1.2 What NAT Does 144
- 9.1.3 How NAT Works 144
- 9.1.4 NAT Application 145
- 9.1.5 NAT Mapping Types 145
- Table 44 NAT Mapping Types 146
- 9.2 Using NAT 147
- 9.3 SUA Server 147
- 9.4 Configuring SUA Server 149
- Figure 59 SUA/NAT Setup 150
- Table 46 SUA/NAT Setup 150
- Figure 60 Address Mapping 151
- Table 47 Address Mapping 151
- 9.6 Trigger Port Forwarding 154
- Figure 63 Trigger Port 156
- Table 49 Trigger Port 156
- CHAPTER 10 157
- Figure 65 Static Route 158
- Table 50 Static Route 158
- Table 51 Static Route: Edit 159
- CHAPTER 11 161
- 11.2 UPnP and ZyXEL 162
- 11.3 Configuring UPnP 162
- Chapter 11 UPnP 163 163
- Figure 67 Configuring UPnP 163
- Table 52 Configuring UPnP 163
- 164 Chapter 11 UPnP 164
- Chapter 11 UPnP 165 165
- 166 Chapter 11 UPnP 166
- Chapter 11 UPnP 167 167
- 168 Chapter 11 UPnP 168
- Chapter 11 UPnP 169 169
- 170 Chapter 11 UPnP 170
- CHAPTER 12 171
- Figure 72 TMSS 3 Steps 173
- Figure 76 TMSS Main Screen 174
- 12.2.1 TMSS Service Settings 175
- Table 53 Service Settings 176
- Figure 78 Virus Protection 176
- (see the footnote on 177
- Figure 80 Parental Controls 179
- Table 55 Parental Controls 179
- CHAPTER 13 183
- 184 Chapter 13 Firewall 184
- Chapter 13 Firewall 185 185
- Table 57 Firewall: Settings 185
- 13.3.1 LAN-to-WAN rules 186
- 13.4 Services 187
- 188 Chapter 13 Firewall 188
- Figure 84 Firewall: Service 188
- Table 58 Firewall: Service 188
- Chapter 13 Firewall 189 189
- 190 Chapter 13 Firewall 190
- CHAPTER 14 191
- Figure 85 Content Filter 192
- Table 59 Content Filter 193
- CHAPTER 15 197
- 15.2 Configuring WWW 198
- 15.3 Configuring Telnet 199
- 15.4 Configuring TELNET 200
- 15.5 Configuring FTP 201
- 15.6 SNMP 202
- 15.6.1 Supported MIBs 203
- 15.6.2 SNMP Traps 203
- 15.6.3 Configuring SNMP 203
- 15.7 Configuring DNS 205
- 15.8 Configuring Security 206
- Table 66 Security 207
- CHAPTER 16 209
- 16.2 IPSec Architecture 210
- 16.3 Encapsulation 211
- 16.4 IPSec and NAT 212
- Table 67 VPN and NAT 213
- CHAPTER 17 215
- 17.3 My IP Address 216
- 17.4 Secure Gateway Address 216
- 17.5 Summary Screen 217
- 218 Chapter 17 VPN Screens 218
- Figure 98 VPN: Summary 218
- Table 69 VPN: Summary 218
- 17.6 Keep Alive 219
- 17.7 NAT Traversal 219
- 17.7.2 Remote DNS Server 220
- 17.8 ID Type and Content 221
- 17.9 Pre-Shared Key 222
- 17.10 Editing VPN Rules 223
- 224 Chapter 17 VPN Screens 224
- Chapter 17 VPN Screens 225 225
- 17.11 IKE Phases 226
- 17.11.1 Negotiation Mode 227
- 228 Chapter 17 VPN Screens 228
- Chapter 17 VPN Screens 229 229
- 230 Chapter 17 VPN Screens 230
- Table 74 VPN IKE: Advanced 230
- Chapter 17 VPN Screens 231 231
- 232 Chapter 17 VPN Screens 232
- 17.13 Manual Key Setup 233
- 17.14 Configuring Manual Key 234
- Chapter 17 VPN Screens 235 235
- Figure 105 Setup: Manual 235
- Table 75 Rule Setup: Manual 235
- 236 Chapter 17 VPN Screens 236
- 17.15 Viewing SA Monitor 237
- 238 Chapter 17 VPN Screens 238
- Figure 106 SA Monitor 238
- Table 76 SA Monitor 238
- Chapter 17 VPN Screens 239 239
- 240 Chapter 17 VPN Screens 240
- Chapter 17 VPN Screens 241 241
- 242 Chapter 17 VPN Screens 242
- CHAPTER 18 243
- 18.2 Log Settings 244
- Figure 111 Log Settings 246
- Table 80 Log Settings 247
- CHAPTER 19 249
- 250 Chapter 19 Print Server 250
- CHAPTER 20 251
- 20.1.6.1 Xbox Live 255
- 20.1.6.2 VoIP (SIP) 256
- 20.1.6.3 FTP 256
- 20.1.6.4 E-Mail 256
- 20.1.6.5 eMule/eDonkey 256
- 20.1.6.6 WWW 256
- 20.1.7 Services 257
- Configuration screen 258
- 20.3.1 Bandwidth Borrowing 260
- Configuration Edit screen 261
- 20.5 Monitor Screen 262
- CHAPTER 21 265
- 266 Chapter 21 Maintenance 266
- Table 87 Maintenance Status 266
- 21.3 DHCP Table Screen 267
- 21.4 Any IP Table 268
- 21.5 Association List 269
- 21.6 F/W Upload Screen 270
- Chapter 21 Maintenance 271 271
- 272 Chapter 21 Maintenance 272
- Figure 127 Upload Warning 272
- 21.7 Configuration Screen 273
- 21.7.1 Backup Configuration 274
- Chapter 21 Maintenance 275 275
- 21.8 Restart Screen 276
- Chapter 21 Maintenance 277 277
- Figure 134 System Restart 277
- 278 Chapter 21 Maintenance 278
- CHAPTER 22 279
- Prestige 280
- Figure 137 SMT Main Menu 282
- Table 95 Main Menu Summary 282
- CHAPTER 23 285
- CHAPTER 24 289
- CHAPTER 25 291
- 25.3.1 IP Alias Setup 294
- CHAPTER 26 301
- 26.5 Basic Setup Complete 304
- CHAPTER 27 305
- Figure 156 306
- 27.2.2 PPPoE Encapsulation 307
- 27.2.3 PPTP Encapsulation 308
- 27.3 Edit IP 309
- 27.4 Remote Node Filter 311
- Figure 162 313
- CHAPTER 28 315
- CHAPTER 29 317
- 29.3 NAT Setup 319
- 29.3.1 Address Mapping Sets 320
- 29.3.1.2 Ordering Your Rules 322
- Figure 171 323
- Figure 172 324
- Menu 15.2.1 NAT Server Setup 324
- 29.5 General NAT Examples 325
- Figure 175 326
- Figure 176 NAT Example 2 326
- Figure 178 NAT Example 3 328
- Figure 179 328
- NAT Example 3: Menu 11.3 328
- Figure 183 NAT Example 4 330
- CHAPTER 30 333
- CHAPTER 31 335
- Len Length 338
- (from 0) and the Length 341
- Length= 0 342
- 31.3 Example Filter 343
- 31.4 Filter Types and NAT 345
- 31.5 Firewall Versus Filters 346
- 31.6 Applying a Filter 346
- CHAPTER 32 349
- 32.2 Supported MIBs 350
- 32.3 SNMP Configuration 350
- 32.4 SNMP Traps 351
- Table 124 SNMP Traps 352
- CHAPTER 33 353
- 33.1.3 802.1x 355
- CHAPTER 34 359
- 34.2 System Information 361
- 34.3 Log and Trace 362
- 34.3.1.1 CDR 364
- 34.3.1.2 Packet triggered 366
- 34.3.1.3 Filter log 366
- 34.3.1.4 PPP log 366
- 34.3.1.5 Firewall log 367
- 34.4 Diagnostic 368
- 34.4.1 WAN DHCP 369
- CHAPTER 35 371
- 35.2 Backup Configuration 372
- 35.2.4 GUI-based FTP Clients 374
- 35.2.7 TFTP Command Example 375
- 35.3 Restore Configuration 376
- 35.4.1 Firmware File Upload 378
- Figure 222 379
- 35.4.5 TFTP File Upload 380
- CHAPTER 36 383
- 36.2 Call Control Support 384
- 36.2.2 Call History 385
- 36.3 Time and Date Setting 386
- Figure 231 387
- 36.3.1 Resetting the Time 388
- CHAPTER 37 389
- Figure 232 390
- CHAPTER 38 393
- CHAPTER 39 397
- 39.2 IPSec Summary Screen 398
- 39.3 IKE Setup 404
- Figure 240 405
- Menu 27.1.1.1 IKE Setup 405
- 39.4 Manual Setup 406
- 39.4.1 Active Protocol 407
- CHAPTER 40 409
- 410 Chapter 40 SA Monitor 410
- Figure 242 410
- Menu 27.2 SA Monitor 410
- Chapter 40 SA Monitor 411 411
- 412 Chapter 40 SA Monitor 412
- CHAPTER 41 413
- 41.3 Problems with the WAN 414
- Blocking 415
- Problems with the Password 416
- Figure 243 Pop-up Blocker 417
- Figure 245 Internet Options 419
- 41.5.1.2 JavaScripts 420
- 3 Scroll down to Scripting 421
- 41.5.1.3 Java Permissions 422
- 41.5.1.3.1 JAVA (Sun) 423
- Figure 250 Java (Sun) 424
- 6 Then click the OK button 425
- Appendix A 427
- Product Specifications 427
- Appendix B 429
- How PPPoE Works 430
- Prestige as a PPPoE Client 430
- Appendix C 431
- PPTP Protocol Overview 432
- Control & PPP Connections 432
- PPP Data Connection 433
- 434 Appendix C PPTP 434
- Appendix D 435
- Print Server 435
- Installation Requirements 436
- Appendix D Print Server 437 437
- 438 Appendix D Print Server 438
- 7 Click Next to continue 439
- 440 Appendix D Print Server 440
- Figure 263 Add Printer Help 440
- Appendix D Print Server 441 441
- 442 Appendix D Print Server 442
- Figure 266 442
- Appendix D Print Server 443 443
- 444 Appendix D Print Server 444
- Figure 270 Printers Screen 444
- 5 Click Next to continue 445
- 8 Click Next to continue 445
- 11 Click Next to continue 446
- Appendix D Print Server 447 447
- Figure 275 Add Port Screen 447
- 448 Appendix D Print Server 448
- 22 Click Next to continue 449
- 27 Click Next to continue 450
- Appendix D Print Server 451 451
- Macintosh OS X 452
- Appendix D Print Server 453 453
- Figure 289 Utilities Folder 453
- Name displays in bold type 454
- Appendix D Print Server 455 455
- Figure 293 Print Server 455
- 456 Appendix D Print Server 456
- Appendix E 457
- Print Server Specifications 457
- 460 Appendix E 460
- Appendix F 461
- NetBIOS Filter Commands 461
- NetBIOS Filter Configuration 462
- Appendix G 463
- Log Descriptions 463
- Table 161 UPnP Logs 464
- Appendix H 465
- Installing Components 466
- Configuring 467
- Windows 2000/NT/XP 468
- Verifying Settings 472
- Macintosh OS 8/9 473
- Appendix I 477
- Wireless LANs 477
- 478 Appendix I Wireless LANs 478
- Appendix I Wireless LANs 479 479
- Fragmentation Threshold 480
- Preamble Type 481
- IEEE 802.1x 482
- EAP Authentication 483
- Types of Authentication 484
- WEP Authentication Steps 485
- Dynamic WEP Key Exchange 486
- User Authentication 487
- Encryption 487
- Security Parameters Summary 488
- Requirements for Roaming 489
- 490 Appendix I Wireless LANs 490
- Appendix J 491
- Recommendation 491
- Positioning Antennas 492
- Appendix K 493
- Protection 493
- Appendix L 495
- Triangle Route 495
- IP Aliasing 496
- Gateways on the WAN Side 497
- Appendix M 499
- Registering Your ZyXEL Device 500
- Appendix M myZyXEL.com 501 501
- 9 Click Continue again 502
- Activating a Service 503
- 504 Appendix M 504
- Numerics 505
- 506 Index 506
- Index 507 507
- 508 Index 508
- Index 509 509
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