December 2024
Intermediate to advanced
804 pages
18h 44m
English
Content preview from CompTIA Network+ N10-009 Cert Guide, 2nd Edition
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Chapter 7
IPv4 Addressing
This chapter covers the following topics related to Objective 1.7 (Given a scenario, use appropriate IPv4 network addressing) of the CompTIA Network+ N10-009 certification exam:
Public vs. private
RFC1918
Loopback/localhost
-
Variable Length Subnet Mask (VLSM)
IPv4 address classes
Class A
Class B
Class C
Class D
Class E
When two devices on a network want to communicate, they need logical addresses (that is, Layer 3 addresses, as described in Chapter 1, “The OSI Model and Encapsulation”). Most modern networks use Internet Protocol (IP) addressing. Therefore, the focus of this chapter is IP.
While there are two versions of IP ...
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