All About Switching

One reason this device is mostly replaced by switches is that it sends all traffic out all ports. Which device is this?

• Patch Panel

• Hub

• Bridge

• MAU

Aaliyah, a new user from the HR department is not able to access documents from the department NAS. All other users in this dept. are able to access the storage files. Aaliyah can access the internet with no error. What will most likely solve this issue?

• Connect Aaliyah's system directly to another HR dept. employee's computer to access their file share

• Perform a DHCP release & renew to Aaliyah's system

• Assign Aaliyah's computer to a proper VLAN &/or Subnet

• Place an AP that's directly connected to the office switch closer to Aaliyah's location

A network engineer has configured this layer 2 switch as shown in the picture. InterVLAN routing has been configured using the traditional method. However, to support scalability of two new VLANs, IT & Operations, a different topology is desired. Cost is a big concern to the company. How should she move forward?

• Maintain the traditional method of routing. Add two additional connections to the router for the new VLANs implemented.

• Add the devices included in the new departments to an already established VLAN

• Upgrade to a Layer 3 Switch

• Implement a router-on-a-stick method

Employees of a large enterprise company have been complaining of a slow and irregular Internet connection. Recently, there has been a replacement of the organization's core switches. The technician has confirmed that all devices are currently running at full-duplex. Devices directly connected to the router do not have this issue. What should the technician check next?

• Ensure that the ISP is not experiencing Internet outages.

• Ensure that a user has restarted their system and is connected to the correct SSID

• Ensure that the switch has STP configured.

• Ensure that users are in the correct VLAN

Tamara from Accounting has notified the IT dept. of calls with bad quality and occasional dropping. This problem is occurring for multiple users throughout the office. VOIP is configured on all telephones and the desktops attached are not exhibiting any issues. Which of the following is most likely the cause of the problem?

• QOS is not enabled for the voice VLAN

• The ethernet cable connected to Tamara's device is experiencing interference

• The switch ports connected to the devices are inactive

• Duplex mismatch

All users in a small office has file sharing configured between all their devices. Jasmine, a new employee of the company reports that Jerry can send his documents to her but he cannot receive her files. The network admin has confirmed Jasmine is in the correct VLAN. What is most likely the issue?

• QOS is not enabled on the switch for the data VLAN

• Jasmine's VPN needs to be reconnected as her certificate has expired

• The InterVLAN routing method is less efficient and does not support the company's needs

• The ACL of the switch port Jerry's system is connected to needs to be changed

TekSpaze has recently deployed a new computer. When the cable to the computer is plugged in at the switch, the LED does not light. When the cable is plugged in to a different open port, the LED lights up. When plugged back in to the original port, the LED does not light. What is the most likely problem?

• VLAN mismatch

• Incorrect Cable type

• Link Aggregation has been configured on the switch

• Bad port

Nathan has recently bought a new layer 3 switch for his home office. Upon, its arrival Nathan noticed that there is no slot for a console cable to allow him access to manage the switch. What is most likely the problem?

• Nathan purchased an unmanaged switch

• Nathan needs a stacking cable

• Nathan bought a modern switch

• Nathan has failed to connect the router to the switch

Users connected to the WiFi has lost network connectivity. User's aren't able to connect to company resources or to the Internet. Users with a wired connection are not displaying any issues. Which of the following should the technician check first?

• Confirm the correct SSID is being used

• Check the router's connection to the switch

• Ensure that the switch is powered on and ready for connections

• Check the AP's connection to the switch

Max, a network engineer, has successfully setup a connection between two servers and a SAN. Only two ports on each server NIC is being used. He wants to use the remaining ports as failover, while also increasing throughput. Which of the following features, would best fit his needs?

• STP (Spanning Tree Protocol)

• MDI-X (Medium-dependent interface)

• LACP (Link Aggregation Control Protocol)

• PoE (Power over Ethernet)