CHAPTER 3SCANNING A UC NETWORK
Data is not information, information is not knowledge, knowledge is not understanding, understanding is not wisdom.
—Clifford Stoll
In the footprinting chapter, you learned how to uncover information about the network surreptitiously. This may be the IP addresses of UC gear, supporting network infrastructure, or enterprise phone numbers for UC application-level attacks. The next logical step is to probe each IP address in that range for evidence of live systems and then identify the services running on systems for the network-based attacks, or more information about the phone numbers and ranges of phone numbers for the application-level attacks. If footprinting can be compared to a modern military studying intelligence ...
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