A network is deployed using best practices of the enterprise campus network model, including users with desktop computers connected via IP phones. Given that all components are QoS-capable, where are the two optimal locations for trust boundaries to be configured by the network administrator?()
- A、host
- B、IP phone
- C、access layer switch
- D、distribution layer switch
- E、core layer switch
正确答案:B,C
答案解析:有
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