Chapter 18. IP SUBNET ADDRESSING (SUBNETTING) CONCEPTS

image with no caption

In the previous chapter, we looked at the original classful IP addressing scheme, which conceptually divides a large internetwork into a simple two-level hierarchy that includes many networks of different sizes, each of which contains a number of hosts. The system works well for smaller organizations that may connect all their machines in a single network. However, it lacks flexibility for large organizations that often have many subnetworks, or subnets. To better meet the administrative and technical requirements of larger organizations, the classful IP addressing system was enhanced through ...

Get TCP/IP Guide now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.