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In computer networking, Cisco ASA 5500 Series Adaptive Security Appliances, or simply Cisco ASA, is Cisco's line of network security devices introduced in May 2005. [1] It succeeded three existing lines of Cisco products: Cisco PIX, which provided firewall and network address translation (NAT) functions, ended its sale on July 28, 2008. [2]
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Cisco PIX (Private Internet eXchange) was a popular IP firewall and network address translation (NAT) appliance.It was one of the first products in this market segment. In 2005, Cisco introduced the newer Cisco Adaptive Security Appliance (), that inherited many of the PIX features, and in 2008 announced PIX end-of-sale.
NetFlow is a feature that was introduced on Cisco routers around 1996 that provides the ability to collect IP network traffic as it enters or exits an interface. By analyzing the data provided by NetFlow, a network administrator can determine things such as the source and destination traffic, class of service, and the causes of congestion.
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Packet Tracer is a cross-platform visual simulation tool designed by Cisco Systems that allows users to create network topologies and imitate modern computer networks.The software allows users to simulate the configuration of Cisco routers and switches using a simulated command line interface.
Cisco Firepower: Proprietary: Included on newer CISCO ASA devices which support the Firepower services module or Firepower Threat Defense Proprietary operating system. Based on the Linux kernel. Cisco PIX: Proprietary: Included on all CISCO PIX devices Proprietary operating system Juniper SSG Proprietary: Included on Netscreen security gateways
Snort's open-source network-based intrusion detection/prevention system (IDS/IPS) has the ability to perform real-time traffic analysis and packet logging on Internet Protocol (IP) networks.