Priority 3 (P3)—Operational performance of your network is impaired, but most business operations remain functional. You and Cisco will commit resources during normal business hours to restore service to satisfactory levels.

Priority 4 (P4)—You require information or assistance with Cisco product capabilities, installation, or configuration. There is little or no effect on your business operations.

13Obtaining Additional Publications and Information

Information about Cisco products, technologies, and network solutions is available from various online and printed sources.

•The Cisco Product Catalog describes the networking products offered by Cisco Systems, as well as ordering and customer support services. Access the Cisco Product Catalog at this URL:

http://www.cisco.com/en/US/products/products_catalog_links_launch.html

•Cisco Press publishes a wide range of networking publications. Cisco suggests these titles for new and experienced users: Internetworking Terms and Acronyms Dictionary, Internetworking Technology Handbook, Internetworking Troubleshooting Guide, and the Internetworking Design Guide. For current Cisco Press titles and other information, go to Cisco Press online at this URL:

http://www.ciscopress.com

Packet magazine is the Cisco quarterly publication that provides the latest networking trends, technology breakthroughs, and Cisco products and solutions to help industry professionals get the most from their networking investment. Included are networking deployment and troubleshooting tips, configuration examples, customer case studies, tutorials and training, certification information, and links to numerous in-depth online resources. You can access Packet magazine at this URL:

http://www.cisco.com/go/packet

•iQ Magazine is the Cisco bimonthly publication that delivers the latest information about Internet business strategies for executives. You can access iQ Magazine at this URL:

http://www.cisco.com/go/iqmagazine

•Internet Protocol Journal is a quarterly journal published by Cisco Systems for engineering professionals involved in designing, developing, and operating public and private internets and intranets. You can access the Internet Protocol Journal at this URL:

http://www.cisco.com/en/US/about/ac123/ac147/about_cisco_the_internet_protocol_journal.html

•Training—Cisco offers world-class networking training. Current offerings in network training are listed at this URL:

http://www.cisco.com/en/US/learning/index.html

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Cisco Systems PIX 506E quick start Obtaining Additional Publications and Information
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PIX 506, PIX 506E specifications

Cisco Systems PIX 506E and PIX 506 are part of the Cisco PIX (Private Internet Exchange) firewall series, which was popular in the late 1990s and early 2000s. These firewalls are designed to provide advanced security for small to medium-sized businesses by ensuring secure communication across the internet and internal networks. The PIX 506E and PIX 506 are robust solutions that enable organizations to safeguard their networks from unauthorized access and threats.

One of the main features of the PIX 506E and PIX 506 is their stateful inspection firewall capability. This technology allows the device to track active connections and make intelligent decisions about which packets to allow or deny based on the state of the connection. This level of inspection adds an essential layer of security, as it helps prevent malicious traffic from entering the network while allowing legitimate traffic through.

The PIX 506E offers several improvements over the earlier 506 model, including enhanced performance and additional memory capacity. Both models provide services such as Network Address Translation (NAT), which allows multiple devices on a local network to share a single public IP address. This feature not only conserves the limited pool of IPv4 addresses but also adds a layer of security by hiding the internal IP addresses from external entities.

Adding to its functionality, the PIX firewalls include built-in Virtual Private Network (VPN) support. The VPN capabilities enable secure remote access for employees, allowing them to connect to the corporate network safely from various locations. The support for both IPsec and L2TP protocols ensures compatibility with a range of devices and clients, making it easier for businesses to implement secure remote access solutions.

The PIX 506E and PIX 506 are also equipped with user-friendly management interfaces, allowing network administrators to effectively monitor and configure their security settings. These interfaces support various management methods, including command-line interface (CLI) access and GUI-based management tools, making it easier to manage configuration and access policies.

In summary, the Cisco Systems PIX 506E and PIX 506 firewalls provide essential features for securing small to medium-sized networks. Their stateful inspection firewall capabilities, NAT support, and VPN access create a comprehensive security solution. With user-friendly management interfaces, Cisco's PIX series remains a significant choice for organizations looking to enhance their network security during its time in the market. These models laid the foundation for more advanced firewall technologies that would follow and continue to influence network security strategies today.
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