Packet Tracer – Troubleshooting a VLAN Implementation – Scenario 2 - Instructions Answers

Certification Answers Packet Tracer – Troubleshooting a VLAN Implementation Scenario 2 (Instructor Version)

Instructor Note: Red font color or Gray highlights indicate text that appears in the Answer copy only.


Addressing Table

VLAN and Port Assignments


  • Part 1: Find and Correct the Network Errors
  • Part 2: Document the Corrections to the Network
  • Part 3: Implement Solutions and Test Connectivity


In this activity, you will troubleshoot a misconfigured VLAN environment. The initial network has errors. Your objective is to locate and correct the errors in the configurations and establish end-to-end connectivity. Your final configuration should match the Topology diagram and Addressing Table. The native VLAN for this topology is VLAN 56.

Part 1: Discover and Document Issues in the Network

Use the Topology, Addressing Table, VLAN and Port Assignments table and your knowledge of VLANs and trunking to discover issues in the network. Complete the Documentation table listing the problems you discovered and potential solutions.


Part 2: Implement the Solution and Test Connectivity

Verify PCs on the same VLAN can now ping each other. If not, continue to troubleshoot.

Suggested Scoring Rubric

Packet Tracer scores 70 points. Documentation in Part 2, Step 3 is worth 30 points.

conf t
vlan 56
name Management&Native
vlan 30
name Guest(Default)
vlan 10
name Faculty/Staff
vlan 20
name Students
int range g0/1 - 2
switchport trunk native vlan 56
conf t
int g0/1
switchport mode trunk
conf t
int range fa0/1 - 5
switchport access vlan 56
int range fa0/6 - 10
switchport access vlan 30
int range fa0/11 - 17
switchport access vlan 10
int range fa0/18 - 24
switchport access vlan 20