Network

A technician has received a support ticket for a smartphone repair. The user brings in the smartphone and is unable to send/receive calls or texts or even connect to any wireless networks. However, all applications on the device are working correctly. Which of the following is MOST likely causing the problem?

Airplane mode disconnects all interface cards. This ensures that the device cannot transmit or receive data while in this mode.

A technician has received a support ticket from the ISP of a small business. The ISP has seen a drastic increase in network traffic. The technician has investigated and has found that all users connect to the company wireless network. The technician believes that the wireless network is being used by unauthorized users. Which of the following features would minimize the unauthorized use of the WiFi network?

MAC filters ensure that only the workstations with the approved MAC address are granted access on the network.

A technician has received a support ticket that a user is no longer able to browse the Internet after returning from vacation. The user is able to log in and navigate to the local intranet, but to no outside sources. A technician pings a well-known website by name but gets no reply. The technician then pings its IP address and gets a reply. Which of the following commands will MOST likely resolve the issue?

ipconfig /flushdns The /flushdns command clears the DNS cache of a system