Chapter 15 Firewall Mode Overview

Transparent Mode Overview

How Data Moves Through the Transparent Firewall

Figure 15-7shows a typical transparent firewall implementation with an inside network that contains a public web server. The security appliance has an access list so that the inside users can access Internet resources. Another access list lets the outside users access only the web server on the inside network.

Figure 15-7 Typical Transparent Firewall Data Path

www.example.com

Internet

209.165.201.2

Management IP

209.165.201.6

209.165.200.230 Host 209.165.201.3

Web Server

209.165.200.225

92412

This section describes how data moves through the security appliance, and includes the following topics:

•An Inside User Visits a Web Server, page 15-12

•An Inside User Visits a Web Server Using NAT, page 15-13

•An Outside User Visits a Web Server on the Inside Network, page 15-14

•An Outside User Attempts to Access an Inside Host, page 15-15

 

 

Cisco Security Appliance Command Line Configuration Guide

 

 

 

 

 

 

OL-12172-01

 

 

15-11

 

 

 

 

 

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Cisco Systems OL-12172-01 manual How Data Moves Through the Transparent Firewall, 15-11
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OL-12172-01 specifications

Cisco Systems OL-12172-01 is a pivotal component in the landscape of networking and telecommunications, particularly catering to the needs of businesses seeking robust and efficient networking solutions. This particular offering is part of Cisco's ongoing commitment to providing advanced networking technologies that enhance connectivity, security, and overall operational efficiency.

One of the main features of Cisco OL-12172-01 is its capability to support enterprise networking environments through highly scalable and flexible architecture. The device is designed to address the growing demands for bandwidth and connectivity in corporate networks, enabling seamless communication and data exchange among various devices and applications. With support for high-speed Ethernet connections, the OL-12172-01 can significantly improve the performance of network operations, ensuring minimal downtime and optimal user experiences.

Security is a hallmark of the Cisco OL-12172-01. The device comes equipped with advanced security protocols that protect sensitive data and mitigate the risks associated with network vulnerabilities. Features such as integrated firewall capabilities, Virtual Private Network (VPN) support, and intrusion prevention systems are vital in safeguarding corporate information against cyber threats. This ensures that businesses can operate confidently in a digital landscape laden with potential risks.

Another significant aspect of the OL-12172-01 is its compatibility with various Cisco technologies, enhancing its versatility. It integrates seamlessly with Cisco’s Software-Defined Networking (SDN) solutions, allowing for dynamic network management and automation. This adaptability means businesses can respond quickly to changing network demands and efficiently manage resources without incurring excessive costs.

The OL-12172-01 also boasts comprehensive management and monitoring tools. Through Cisco's management software, network administrators can easily configure, monitor, and troubleshoot their networks. These tools provide insight into network performance metrics, enabling proactive measures to ensure optimal functionality.

In summary, Cisco Systems OL-12172-01 is a feature-rich device designed for modern enterprise networking. With advanced security measures, high-speed connectivity, and compatibility with cutting-edge technologies, it empowers businesses to optimize their network infrastructure while maintaining high levels of protection. As organizations continue to evolve their IT landscapes, the OL-12172-01 remains a reliable solution for enhancing operational efficiency and safeguarding essential data.
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