A Network Technician Receives a Call from a User in the Accounting

Multiple Choice

A network technician receives a call from a user in the accounting department stating that Internet connectivity has been lost after receiving a new workstation. No other users in accounting are reporting similar issues. The network technician is able to ping the machine from the accounting department's router, but is not able to ping the machine from the IT network. Which of the following is MOST likely the cause?

A) Incorrect default gateway
B) Duplicate IP address
C) Misconfigured OSPF
D) Improper VLAN assignment