Chapter 4 Configuring Network Object NAT (ASA 8.3 and Later)

Configuration Examples for Network Object NAT

The Monitoring > Properties > Connection Graphs > Perfmon pane lets you view the performance information in a graphical format. You can choose up to four types of statistics to show in one graph window. You can open multiple graph windows at the same time.

Fields

•Available Graphs—Lists the components you can graph.

–AAA Perfmon—Displays the ASA AAA performance information.

–Inspection Perfmon—Displays the ASA inspection performance information.

–Web Perfmon—Displays the ASA web performance information, including URL access and URL server requests.

–Connections Perfmon—Displays the ASA connections performance information.

–Xlate Perfmon—Displays the ASA NAT performance information.

•Graph Window Title—Shows the graph window name to which you want to add a graph type. To use an existing window title, select one from the drop-down list. To display graphs in a new window, enter a new window title.

•Add—Click to move the selected entries in the Available Graphs list to the Selected Graphs list.

•Remove—Click to remove the selected statistic type from the Selected Graphs list.

•Show Graphs—Click to display a new or updated graph window.

Configuration Examples for Network Object NAT

This section includes the following configuration examples:

•Providing Access to an Inside Web Server (Static NAT), page 4-22

•NAT for Inside Hosts (Dynamic NAT) and NAT for an Outside Web Server (Static NAT), page 4-24

•Inside Load Balancer with Multiple Mapped Addresses (Static NAT, One-to-Many), page 4-29

•Single Address for FTP, HTTP, and SMTP (Static NAT-with-Port-Translation), page 4-33

•DNS Server on Mapped Interface, Web Server on Real Interface (Static NAT with DNS Modification), page 4-36

•DNS Server and FTP Server on Mapped Interface, FTP Server is Translated (Static NAT with DNS Modification), page 4-39

•IPv4 DNS Server and FTP Server on Mapped Interface, IPv6 Host on Real Interface (Static NAT64 with DNS64 Modification), page 4-41

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Cisco Systems ASA 5580, ASA 5505, ASA 5545-X, ASA 5555-X, ASA 5585-X manual Configuration Examples for Network Object NAT
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ASA Services Module, ASA 5555-X, ASA 5545-X, ASA 5585-X, ASA 5580 specifications

Cisco Systems has long been a leader in the field of network security, and its Adaptive Security Appliance (ASA) series is a testament to this expertise. Within the ASA lineup, models such as the ASA 5505, ASA 5580, ASA 5585-X, ASA 5545-X, and ASA 5555-X stand out for their unique features, capabilities, and technological advancements.

The Cisco ASA 5505 is designed for small businesses or branch offices. It provides essential security features such as firewall protection, flexible VPN capabilities, and intrusion prevention. The ASA 5505 supports a user-friendly interface, allowing for straightforward management. Its built-in threat detection and prevention tools provide a layered defense, and with scalability in mind, it can accommodate various expansion options as organizational needs grow.

Moving up the line, the ASA 5580 delivers greater throughput and advanced security features. This model is suited for medium to large enterprises that require robust protection against increasingly sophisticated threats. Its multi-core architecture allows it to manage high volumes of traffic seamlessly while maintaining excellent performance levels. The ASA 5580 also supports application-layer security and customizable access policies, making it highly adaptable to diverse security environments.

The ASA 5585-X further enhances Cisco's security offerings with advanced malware protection and extensive security intelligence capabilities. It incorporates next-generation firewall features, including context-aware security, and supports advanced threat detection technologies. This model is ideal for large enterprises or data centers that prioritize security while ensuring uninterrupted network performance and availability.

For enterprises requiring a balance of performance and security, the ASA 5545-X presents a compelling option. This model features scalable performance metrics, high availability, and integrated advanced threat protection. Coupled with advanced endpoint protection and detailed monitoring capabilities, the ASA 5545-X enables organizations to manage their security posture effectively.

Lastly, the ASA 5555-X blends cutting-edge technologies with strong security infrastructures. It boasts high throughput and the ability to execute deep packet inspections. Its sophisticated architecture supports threat intelligence feeds that provide real-time security updates, making it a powerful tool against modern threats.

Each of these Cisco ASA models brings specific advantages to varied environments. Their integrative capabilities enable businesses to enhance their security postures while benefiting from seamless scalability and management. As cybersecurity threats evolve, these advanced appliances play a vital role in protecting valuable digital assets.
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