P-2608HWL-Dx Series User’s Guide
Chapter 10 Network Address Translation (NAT) Screens
141
10.1.4 NAT Application
The following figure illustrates a possible NAT application, where three inside LANs (logical
LANs using IP Alias) behind the ZyXEL Device can communicate with three distinct WAN
networks.
Figure 76
NAT Application With IP Alias
10.1.5 NAT Mapping Types
NAT supports five types of IP/port mapping. They are:
•
One to One
: In One-to-One mode, the ZyXEL Device maps one local IP address to one
global IP address.
•
Many to One
: In Many-to-One mode, the ZyXEL Device maps multiple local IP
addresses to one global IP address. This is equivalent to SUA (for instance, PAT, port
address translation), ZyXEL’s Single User Account feature that previous ZyXEL routers
supported (the
SUA Only
option in today’s routers).
•
Many to Many Overload
: In Many-to-Many Overload mode, the ZyXEL Device maps
the multiple local IP addresses to shared global IP addresses.
•
Many-to-Many No Overload
: In Many-to-Many No Overload mode, the ZyXEL Device
maps each local IP address to a unique global IP address.
•
Server
: This type allows you to specify inside servers of different services behind the
NAT to be accessible to the outside world.
Summary of Contents for P-2608HWL-D1
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Page 24: ...P 2608HWL Dx Series User s Guide 24 Table of Contents ...
Page 32: ...P 2608HWL Dx Series User s Guide 32 List of Figures ...
Page 38: ...P 2608HWL Dx Series User s Guide 38 List of Tables ...
Page 44: ...P 2608HWL Dx Series User s Guide 44 Chapter 1 Getting To Know the ZyXEL Device ...
Page 66: ...P 2608HWL Dx Series User s Guide 66 Chapter 3 Internet and Wireless Setup Wizard ...
Page 72: ...P 2608HWL Dx Series User s Guide 72 Chapter 4 VoIP Wizard And Example ...
Page 78: ...P 2608HWL Dx Series User s Guide 78 Chapter 5 Bandwidth Management Wizard ...
Page 88: ...P 2608HWL Dx Series User s Guide 88 Chapter 6 Status Screens ...
Page 118: ...P 2608HWL Dx Series User s Guide 118 Chapter 8 LAN Setup ...
Page 138: ...P 2608HWL Dx Series User s Guide 138 Chapter 9 Wireless LAN ...
Page 166: ...P 2608HWL Dx Series User s Guide 166 Chapter 11 SIP ...
Page 176: ...P 2608HWL Dx Series User s Guide 176 Chapter 12 Phone ...
Page 184: ...P 2608HWL Dx Series User s Guide 184 Chapter 13 Phone Book ...
Page 220: ...P 2608HWL Dx Series User s Guide 220 Chapter 17 Content Filtering ...
Page 276: ...P 2608HWL Dx Series User s Guide 276 Chapter 20 Static Route ...
Page 288: ...P 2608HWL Dx Series User s Guide 288 Chapter 21 Bandwidth Management ...
Page 292: ...P 2608HWL Dx Series User s Guide 292 Chapter 22 Dynamic DNS Setup ...
Page 306: ...P 2608HWL Dx Series User s Guide 306 Chapter 23 Remote Management Configuration ...
Page 318: ...P 2608HWL Dx Series User s Guide 318 Chapter 24 Universal Plug and Play UPnP ...
Page 324: ...P 2608HWL Dx Series User s Guide 324 Chapter 25 System ...
Page 344: ...P 2608HWL Dx Series User s Guide 344 Chapter 27 Tools ...
Page 348: ...P 2608HWL Dx Series User s Guide 348 Chapter 28 Diagnostic ...
Page 360: ...P 2608HWL Dx Series User s Guide 360 Chapter 29 Troubleshooting ...
Page 378: ...P 2608HWL Dx Series User s Guide 378 Appendix B Setting up Your Computer s IP Address ...
Page 402: ...P 2608HWL Dx Series User s Guide 402 Appendix F Triangle Route ...
Page 440: ...P 2608HWL Dx Series User s Guide 440 Appendix H Internal SPTGEN ...