100-150 Question 171
Single answerA network engineer is tasked with setting up a new switch to connect multiple devices in an office. They need to ensure connectivity for IP phones that require both data and power through a single cable. Which type of port on the switch should they use?
- A
Ethernet port with Power over Ethernet (PoE) capability
- B
Fiber port with an SFP module
- C
USB port
- D
Console port
Show answer and explanation
Correct answer: A
Explanation
For IP phones that require both data and power over a single cable, Ethernet ports with PoE capability are the appropriate choice. They simplify the setup by eliminating the need for separate power sources, making them ideal for such deployments.
- A. Correct.
Ethernet ports with Power over Ethernet (PoE) capability can provide both data and power over a single cable, making them ideal for devices like IP phones, wireless access points, and cameras.
- B. Incorrect.
Fiber ports with SFP modules are used for high-speed uplinks or long-distance connections, but they do not provide power to devices.
- C. Incorrect.
USB ports are typically used for local management, storage, or device configuration, and they do not provide network connectivity or power to devices.
- D. Incorrect.
Console ports are used for local device management and configuration but are not intended for connecting end devices or providing power.