Which of the following is MOST likely to generate significant East-West traffic in a datacenter?

A technician is assisting a user who cannot connect to a website. The technician attempts to ping the default gateway and DNS server of the workstation According to troubleshooting methodology this is an example of:

A small office has a wireless network with several access points that are used by mobile devices. Users occasionally report that the wireless connection drops or becomes very slow. Reports confirm that this only happens when the devices are connected to the office wireless network. Which of the following is MOST likely the cause?

Which of the following protocols would enable a company to upgrade its internet connection by acquiring its own public IP prefixes and autonomous system number?

A network engineer is investigating reports of poor network performance. Upon reviewing a report, the engineer finds hundreds of CRC errors on an interface. Which of the following is the MOST likely cause of these errors?