Chapter 11 Configuring Inspection of Basic Internet Protocols

NetBIOS Inspection

You can configure IPv6 inspection as part of a new service policy rule, or you can edit an existing service policy.

Step 2 On the Rule Actions dialog box, click the Protocol Inspections tab.

Step 3 Check the IPv6 check box.

Step 4 (Optional) To add an IPv6 inspection policy map that you configured in the “(Optional) Configuring an IPv6 Inspection Policy Map” section on page 11-48:

a.Click Configure.

The Select IPv6 Inspect Map dialog box appears.

b.Select the map name, and click OK.

Alternatively, you can click the Add button to add a new inspection policy map.

Step 5 Click OK or Finish.

NetBIOS Inspection

This section describes the IM inspection engine. This section includes the following topics:

•NetBIOS Inspection Overview, page 11-50

•Select NETBIOS Map, page 11-50

•“NetBIOS Inspect Map” section on page 11-51

•“Add/Edit NetBIOS Policy Map” section on page 11-51

NetBIOS Inspection Overview

NetBIOS inspection is enabled by default. The NetBios inspection engine translates IP addresses in the NetBios name service (NBNS) packets according to the ASA NAT configuration.

Select NETBIOS Map

The Select NETBIOS Map dialog box is accessible as follows:

Add/Edit Service Policy Rule Wizard > Rule Actions > Protocol Inspection Tab >

Select NetBIOS Map

The Select NETBIOS Map dialog box lets you select or create a new NetBIOS map. A NetBIOS map lets you change the configuration values used for NetBIOS application inspection. The Select NetBIOS Map table provides a list of previously configured maps that you can select for application inspection.

Fields

•Use the default IM inspection map—Specifies to use the default NetBIOS map.

•Select a NetBIOS map for fine control over inspection—Lets you select a defined application inspection map or add a new one.

Cisco ASA Series Firewall ASDM Configuration Guide

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Cisco Systems ASA 5505, ASA 5545-X, ASA 5555-X, ASA 5585-X manual NetBIOS Inspection Overview, Select Netbios Map, 11-50
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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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