__________ firewalls are designed to operate at the media access control sublayer of the data link layer of the OSI network model.
A) MAC layer
B) Circuit gateway
C) Application gateway
D) Packet-filtering

Question

__________ firewalls are designed to operate at the media access control sublayer of the data link layer of the OSI network model.
A) MAC layer
B) Circuit gateway 
C) Application gateway
D) Packet-filtering

Quizplus · Accepted Answer

MAC layer firewalls are also known as bridge firewalls and operate at the data link layer of the OSI model, examining MAC addresses in network traffic. They can filter packets based on source and destination MAC addresses, making them effective for controlling network traffic within a single LAN or between multiple LANs.

__________ Firewalls Are Designed to Operate at the Media Access