5er 5er- 3

A customer cannot reach a web application on a local server. The network consultant suspects that the server is not accepting the HTTPS connection. Which of the following commands should the consultant run on the server to determine what is occurring?

• route

• arp

• nmap

• netstat

Which of the following situations would require an engineer to configure subinterfaces?

• After connecting a router that does not support 802.1Q VLAN tags

• When configuring VLAN trunk links between switches

• In order to enable inter-VLAN routing on a multilayer switch

• In a router-on-a-stick deployment with multiple VLANs

A user reports that a crucial fileshare is unreachable following a network upgrade that was completed the night before. A network technician confirms the problem exists. Which of the following troubleshooting steps should the network technician perform NEXT?

• Document the problem and the solution.

• Create a plan of action to resolve the problem.

• Implement a solution to fix the problem

• Establish a theory of probable cause.

An engineer is using a tool to run an ICMP sweep of a network to find devices that are online. When reviewing the results, the engineer notices a number of workstations that are currently verified as being online are not listed in the report. The tool was configured to scan using the following information: Network address:

172.28.16.0 - CIDR: /22-

The engineer collected the following information from the client workstation:

IP address: 172.28.17.206 -

Subnet mask: 255.255.252.0 -

Which of the following MOST likely explains why the tool is failing to detect some workstations?

• The tool is unable to scan remote networks.

• The workstation has a firewall enabled.

• The subnet mask on the client is misconfigured.

• The scanned network range is incorrect.

An organization would like to implement a disaster recovery strategy that does not require a facility agreement or idle hardware. Which of the following strategies MOST likely meets the organization’s requirements?

• Warm site

• Hot site

• Cloud site

• Cold site

An IT technician installs five old switches in a network. In addition to the low port rates on these switches, they also have improper network configurations. After three hours, the network becomes overwhelmed by continuous traffic and eventually shuts down. Which of the following is causing the issue?

• Collisions

• IP settings

• Routing loops

• Broadcast storm

A fiber patch cable, which was being stored in an unsecure telecommunications closet with janitorial supplies, was damaged and caused an outage. A network technician replaced the broken cable with a new cable from a sealed bag. However, this solution did not resolve the outage. Which of the following is the MOST likely explanation?

• Incorrect pinout

• Dirty optical cables

• Incorrect transceivers

• Reversed transmit and receive

A newly installed multifunction copier needs to be set up so scanned documents can be emailed to recipients. Which of the following ports from the copier’s IP address should be allowed?

• 22

• 25

• 53

• 80

An ISP configured an internet connection to provide 20Mbps, but actual data rates are occurring at 10Mbps and causing a significant delay in data transmission. Which of the following specifications should the ISP check?

• Throughput

• Latency

• Jitter

• Bandwidth

A network technician needs to select an AP that will support at least 1.3Gbps and 5GHz only. Which of the following wireless standards must the AP support to meet the requirements?

• B

• AC

• AX

• N

• G