What are two ways with which a small business can keep a wireless business separate and secure from a wireless guest access network？ （）
- A、 auto-channel selection
- B、 WMM QoS
- C、 802.11F roaming
- D、 multiple BSSIDs
- E、 802.1Q VLANs
- F、 AP detection
正确答案:D,E
答案解析:有
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