单项选择题
A. The laptop is missing the software supplicant
B. The access point SSID is hidden.
C. The laptop only supports TKIP and AES encryption,
D. The access point is on the wrong channel.
单项选择题 A VPN connection is not working correctly and the technician is unable to ping the VPN server. Which of the following actions should the technician do FIRST?（）
单项选择题 Which of the following is a TRUE statement about static routing vs. dynamic routing?（）
单项选择题 Which of the following devices allows multiple internal IP addresses to access an external websitewith minimal impact to the network bandwidth?（）