Table of Contents
ZyWALL 5/35/70 Series User’s Guide
20
20.1.2 RADIUS ..................................................................................................................425
20.2 Local User Database .....................................................................................................425
20.3 RADIUS ......................................................................................................................... 427
Part IV: Advanced ................................................................................ 429
Chapter 21
Network Address Translation (NAT)....................................................................................431
21.1 NAT Overview ................................................................................................................ 431
21.1.1 NAT Definitions ...................................................................................................... 431
21.1.2 What NAT Does ..................................................................................................... 432
21.1.3 How NAT Works ..................................................................................................... 432
21.1.4 NAT Application ...................................................................................................... 433
21.1.5 Port Restricted Cone NAT ...................................................................................... 434
21.1.6 NAT Mapping Types ............................................................................................... 434
21.2 Using NAT ........................................................................................................................ 435
21.2.1 SUA (Single User Account) Versus NAT ................................................................ 435
21.3 NAT Overview Screen ..................................................................................................... 436
21.4 NAT Address Mapping ................................................................................................... 437
21.4.1 NAT Address Mapping Edit .................................................................................. 439
21.5 Port Forwarding .............................................................................................................. 440
21.5.1 Default Server IP Address ...................................................................................... 441
21.5.2 Port Forwarding: Services and Port Numbers ........................................................ 441
21.5.3 Configuring Servers Behind Port Forwarding (Example) ....................................... 441
21.5.4 NAT and Multiple WAN ........................................................................................... 442
21.5.5 Port Translation ...................................................................................................... 442
21.6 Port Forwarding Screen ................................................................................................... 443
21.7 Port Triggering ............................................................................................................... 445
Chapter 22
Static Route ...........................................................................................................................449
22.1 IP Static Route .............................................................................................................. 449
22.2 IP Static Route ................................................................................................................. 450
22.2.1 IP Static Route Edit .............................................................................................. 451
Chapter 23
Policy Route..........................................................................................................................453
23.1 Policy Route ................................................................................................................... 453
23.2 Benefits ............................................................................................................................ 453
23.3 Routing Policy .................................................................................................................. 453
23.4 IP Routing Policy Setup ...................................................................................................454
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