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ccna certification cost in south africa. Metasploit: Provides vulnerability-related information to aid in penetration testing and IDS signature development.Note: Network scanning tools are changing quite rapidly. The above list of traditional tools is intended to make the reader aware of these available tools.10.4.2.2 NmapNmap is a low-level scanner commonly used by the public. It contains a large number of excellent features for network mapping and reconnaissance. The most basic Nmap features allow the user to perform the following tasks.Typical TCP and UDP port scanning: finding different services on a single host.Typical TCP and UDP port sweep: looks for the same service on multiple hosts.Stealth TCP and UDP port scanning and sweeping: Similar to typical scanning and sweeping, but more difficult to detect by the target host or IPS.Remote OS identification: called OSfingerprinting. Advanced features of Nmap include protocol scanning, also known as Layer 3 port scanning. This feature identifies the Layer 3 protocols supported on a host, for example, protocols that can be identified include GRE and OSPF. Nmap can be used for security testing, or for malicious purposes. Nmap has an additional feature that allows it to use decoy hosts that act as target hosts on the same LAN to hide the source of the scan.Nmap has no application layer features and runs on UNIX, Linux, Windows and OSX. it has a console version and a GUI version. The Nmap program and the Zenmap GUI can be downloaded from the Internet.10.4.2.3 SuperScan