Contents
xxvii
Cisco ASA 5500 Series Configuration Guide using ASDM
Feature History for Network Object NAT 33-38
CHAPTER
34 Configuring Twice NAT (ASA 8.3 and Later) 34-1
Information About Twice NAT 34-1
Licensing Requirements for Twice NAT 34-2
Prerequisites for Twice NAT 34-2
Guidelines and Limitations 34-2
Default Settings 34-3
Configuring Twice NAT 34-3
Configuring Dynamic NAT or Dynamic PAT Using a PAT Pool 34-4
Configuring Dynamic PAT (Hide) 34-11
Configuring Static NAT or Static NAT-with-Port-Translation 34-17
Configuring Identity NAT 34-22
Monitoring Twice NAT 34-27
Configuration Examples for Twice NAT 34-28
Different Translation Depending on the Destination (Dynamic PAT) 34-28
Different Translation Depending on the Destination Address and Port (Dynamic PAT) 34-37
Feature History for Twice NAT 34-46
PART
9Configuring Network Address Translation (ASA 8.2 and Earlier)
CHAPTER
35 Configuring NAT (ASA 8.2 and Earlier) 35-1
NAT Overview 35-1
Introduction to NAT 35-1
NAT in Routed Mode 35-2
NAT in Transparent Mode 35-3
NAT Control 35-4
NAT Types 35-6
Dynamic NAT 35-6
PAT 35-8
Static NAT 35-8
Static PAT 35-9
Bypassing NAT When NAT Control is Enabled 35-10
Policy NAT 35-10
NAT and Same Security Level Interfaces 35-12
Order of NAT Rules Used to Match Real Addresses 35-13
Mapped Address Guidelines 35-13
DNS and NAT 35-13