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Cisco CCENT/CCNA ICND1 100-101 Official Cert Guide by Wendell Odom

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Chapter 14. Analyzing Existing Subnets

Often, a networking task begins with the discovery of the IP address and mask used by some host. Then, to understand how the internetwork routes packets to that host, you must find key pieces of information about the subnet, specifically:

Image Subnet ID

Image Subnet broadcast address

Image Subnet’s range of usable unicast IP addresses

This chapter discusses the concepts and math to take a known IP address and mask, and then ...

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