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

Connectors: RJ-45, RJ-11, BNC, F-type, LC, SC and ST; SFP transceivers

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Last reviewed September 25, 2026 · Leer en español

Identifying connectors by sight is a common exam task and an everyday support skill, especially when someone on the phone describes a cable. Connectors fall into three groups: twisted pair, coaxial and fiber.

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