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  3. A company is installing IP phones． The phones and office computers connect to the same device． To ensure maximum throughput for

A company is installing IP phones． The phones and office computers connect to the same device． To ensure maximum throughput for

admin2019-04-08  22
问题 A company is installing IP phones． The phones and office computers connect to the same device． To ensure maximum throughput for the phone data, the company needs to make sure that the phone traffic is on a different network from that of the office computer data traffic． What is the best network device to which to directly connect the phones and computers, and what technology should be implemented on this device?
选项 A、hub
B、router
C、switch
D、STP
E、VLAN
答案C,E
解析 公司的语音设备和办公的设备都连在相同的设备上，还要确保语音的数据流在不同与公司的办公的数据流量，最好的网络设备当然是交换机了，然后利用VLAN的技术就完全可以满足所有的要求了。
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