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Cisco Certified Support Technician (CCST) Networking 100-150 v1.0 · Domain 3: Endpoints and media types

Checking connectivity on Windows, Linux, macOS, Android and iOS: settings screens and command-line tools

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Last reviewed September 25, 2026 · Leer en español

Every operating system lets you view a device's network settings: its IP address, subnet mask, default gateway, DNS servers and connection status. Knowing where to look on each platform lets you guide a user over the phone and confirm the basics before deeper troubleshooting.

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