Pass4sure 640-554 Question Answer

Which statement describes a best practice when configuring trunking on a switch port?

A. Disable double tagging by enabling DTP on the trunk port.
B. Enable encryption on the trunk port.
C. Enable authentication and encryption on the trunk port.
D. Limit the allowed VLAN(s) on the trunk to the native VLAN only.
E. Configure an unused VLAN as the native VLAN.

Answer: E                                          


Which type of Layer 2 attack causes a switch to flood all incoming traffic to all ports?

A. MAC spoofing attack
B. CAM overflow attack
C. VLAN hopping attack
D. STP attack

Answer: B