An administrator is troubleshooting a user's intermittent wireless connectivity issue. Other users across the hallway can connect and use the wireless network properly. Upon inspection of the connection details, the administrator finds the following:

Which of the following is MOST likely the cause of the poor wireless connection?

Jeff, a customer, has a wireless network and has reported that the network traffic from the wireless access points seems high compared to the limited number of wireless devices used. Jeff believes that other non-employees are using the wireless network to access the Internet. Which of the following could be used to limit the access to the wireless network?
(Select TWO).

A network administrator needs to install a new 6U switch in the third-floor IDF. Which of the following should the administrator consult to make sure space is available?

In a service provider network, a company has an existing IP address scheme. Company A's network currently uses the following scheme:

Company b uses the following scheme:
Subnet 1: 192.168.1.50/28
The network administrator cannot force the customer to update its IP scheme. Considering this, which of the following is the BEST way for the company to connect these networks?

A company's Chief Information Security Officer (CISO) has decided to increase overall network security by implementing two-factor authentication. All users already have username/password combinations and require an additional factor of authentication. Which of the following would satisfy the requirements?