Question 281: A network technician receives the following command output from a Linux-based machine:
Which of the following commands did the network technician run?
A. iptables –f ABCDEG.com
B. dig –t ANY ABCDEG.com
C. NMAP –t ABCDEG.com
D. netstat –a ACDEG.com
Question 282: During a weekend event, several people reported they were unable to get onto the wireless network. On Monday, the technician could not find a problem. Which of the following is the MOST likely cause?
A. Cross talk
C. Channel overlap
D. Wrong passphrase
Question 283: Which of the following can a network administrator use to access a network switch using standard AAA configurations?
B. Single sign-on
D. Local authentication
Question 284: A network technician receives a switch that is configured to support VLANs on its ports. At which of the following layers is this switch operating?
A. Layer 1
B. Layer 2
C. Layer 3
D. Layer 4
Question 285: To increase speed and availability, a high-traffic web application was split into three servers recently and moved behind a load balancer. Which of the following should be configured on the load balancer to allow for a single destination?
Question 286: A UTM is deployed on the external edge of the main corporate office. The office connects to the WAN port of the edge router. The edge router at the main office connects to the remote offices using GRE IPSec tunnels. A network administrator notices that a worm that was not detected by the UTM has spread from the remote sites into the corporate network. The UTM currently has traffic rules applied that should block the port used by the worm. Which of the following steps would MOST likely correct this issue?
A. Move the UTM onto the LAN side of the network
B. Enable TLS inspection on the UTM
C. Enable stateful inspection on the UTM
D. Configure the UTM to deny encrypted files from being transferred
Question 287: A company has hundreds of nodes on a single subnet and has decided to implement VLANs. Which of the following BEST describes the benefit of this approach?
A. It segments broadcast domains in the network infrastructure
B. It provides a faster port to all servers
C. It provides multiple collision domains on one switchport
D. It provides multiple broadcast domains within a single collision domain
Question 288: Which of the following would allow a device to maintain the same IP address lease based on the physical address of the network card?
A. MAC address reservation
B. Static IP address
C. IP address exclusion
D. Custom DNS server entry
Question 289: A network engineer is configuring wireless access for guests at an organization. Access to other areas in the organization should not be accessible to guests. Which of the following represents the MOST secure method to configure guest access to the wireless network?
A. Guests should log into a separate wireless network using a captive portal
B. Guests should log into the current wireless network using credentials obtained upon entering the facility
C. The existing wireless network should be configured to allow guest access
D. An additional wireless network should be configured to allow guest access
Question 290: The server team has just installed an application across three different servers. They are asking that all requests to the application are spread evenly across the three servers. Which of the following should the network team implement to fulfil the request?
A. Proxy server
B. UTM appliance
C. Content filter
D. Load balancer