Contents
3
Cisco ASA Series Firewall ASDM Configuration Guide
CHAPTER
4 Configuring Network Object NAT (ASA 8.3 and Later) 4-1
Information About Network Object NAT 4-1
Licensing Requirements for Network Object NAT 4-2
Prerequisites for Network Object NAT 4-2
Guidelines and Limitations 4-2
Default Settings 4-3
Configuring Network Object NAT 4-4
Configuring Dynamic NAT or Dynamic PAT Using a PAT Pool 4-4
Configuring Dynamic PAT (Hide) 4-8
Configuring Static NAT or Static NAT-with-Port-Translation 4-11
Configuring Identity NAT 4-15
Configuring Per-Session PAT Rules 4-18
Monitoring Network Object NAT 4-19
Configuration Examples for Network Object NAT 4-20
Providing Access to an Inside Web Server (Static NAT) 4-21
NAT for Inside Hosts (Dynamic NAT) and NAT for an Outside Web Server (Static NAT) 4-23
Inside Load Balancer with Multiple Mapped Addresses (Static NAT, One-to-Many) 4-28
Single Address for FTP, HTTP, and SMTP (Static NAT-with-Port-Translation) 4-32
DNS Server on Mapped Interface, Web Server on Real Interface (Static NAT with DNS
Modification)
4-35
DNS Server and FTP Server on Mapped Interface, FTP Server is Translated (Static NAT with DNS
Modification)
4-38
IPv4 DNS Server and FTP Server on Mapped Interface, IPv6 Host on Real Interface (Static NAT64 with
DNS64 Modification)
4-40
Feature History for Network Object NAT 4-45
CHAPTER
5 Configuring Twice NAT (ASA 8.3 and Later) 5-1
Information About Twice NAT 5-1
Licensing Requirements for Twice NAT 5-2
Prerequisites for Twice NAT 5-2
Guidelines and Limitations 5-2
Default Settings 5-4
Configuring Twice NAT 5-4
Configuring Dynamic NAT or Dynamic PAT Using a PAT Pool 5-4
Configuring Dynamic PAT (Hide) 5-12
Configuring Static NAT or Static NAT-with-Port-Translation 5-18
Configuring Identity NAT 5-24
Configuring Per-Session PAT Rules 5-29