Last Updated on December 11, 2018 by
What protocol is used to collect information about traffic traversing a network?NetFlow is a protocol used to collect metadata on IP traffic flows traversing a network device. Developed by Cisco Systems, NetFlow is used to record metadata about IP traffic flows traversing a network device such as a router, switch, or host.
Which tool can perform real time traffic and port analysis and can also detect port scan?Snort is an open source intrusion protection system (IPS) that is capable of performing real-time traffic and port analysis, packet logging, content searching and matching, as well as detecting probes, attacks, port scans, fingerprinting, and buffer overflow attacks.
Which tool can identify malicious traffic by comparing packet contents to not attack signatures?A signature-based intrusion detection system (SIDS) monitors all the packets traversing the network and compares them against a database of attack signatures or attributes of known malicious threats, much like antivirus software.
What is the main function of the Cisco security Incident Response Team?Cisco's Computer Security Incident Response Team (CSIRT) detects and responds to threats to our business operations at every touchpoint, making sure customers can safely access our solutions and services 24/7.
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