~/lpi-020 · 024 Network and Service Security ▊
LPI · objective · 20% of the exam
024 Network and Service Security
Exam objectives are the official skill domains Security Essentials tests. Below are the official LPI docs our questions on this objective cite — review them, then practise.
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Official references for this objective
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Lpi — Security Essentials Exam 020 Objectives - Linux Professional Institute (LPI)
Understanding of the concepts of MAC and link-layer addresses, IP addresses, TCP and UDP ports, and DNS