试题详情
- 单项选择题Cisco Unified Communications 500 Series for Small Business， a critical part of the Cisco SmartBusiness Communications System， is a unified communications solution for small businesses that provides voice， data， voicemail. For which technology the Cisco UC520 provides integrated WLAN connectivity to mobile clients？（）
A、 voice only
B、 data only
C、 data and voice
D、 None of above
- B
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