单项选择题
An administrator is concerned about users utilizing the company's wireless signal with their personal laptops. Which of the following is the BEST method to use to prevent unauthorized devices from using the company's wireless network?（）
A. Secure VPN B. MAC filtering C. IP filtering D. Static IP addresses
单项选择题 Which of the following network cable types requires grounding?（）
单项选择题 At which of the following OSI model layers is HTTPS encryption performed?（）
单项选择题 Which of the following performs posture assessments for unknown devices that connect to thenetwork?（）
