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Cisco Certified Support Technician (CCST) Networking 100-150 v1.0 · Domain 2: Addressing and subnet formats

Network address, broadcast address, usable host range and host count for common masks

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Last reviewed September 25, 2026 · Leer en español

For any IPv4 subnet you should be able to find four things: the network address (the first address, identifying the subnet itself), the broadcast address (the last address), the usable host range (everything in between) and the number of usable hosts. The network and broadcast addresses cannot be assigned to devices.

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