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Kali Linux Network Scanning Cookbook by Justin Hutchens

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Using ICMP ping to perform layer 3 discovery

Layer 3 discovery is probably the most commonly used tool among network administrators and technicians. Layer 3 discovery uses the famous ICMP ping to identify live hosts. This recipe will demonstrate how to use the ping utility to perform layer 3 discovery on remote hosts.

Getting ready

Using ping to perform layer 3 discovery does not require a lab environment, as many systems on the Internet will reply to ICMP echo requests. However, it is highly recommended that you perform any type of network scanning exclusively in your own lab unless you are thoroughly familiar with the legal regulations imposed by any governing authorities to whom you are subject. If you wish to perform this technique within your ...

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