COMPUTER NETWORKS AND COMMUNICATIONS
NETWORK DEVICES
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which of the following answers refers to a data link layer (Layer 2) device designed to forward data packets between Local Area Network (LAN) segments?
|
|
Router
|
|
|
Hub
|
|
|
Switch
|
|
|
Firewall
|
Explanation:
Detailed explanation-1: -Switches are networking devices that operate at the OSI model’s layer 2 or data link layer. They connect network devices and use packet switching to deliver, receive, and forward data packets or data frames across the network. A switch has a number of ports into which computers can be connected.
Detailed explanation-2: -A device designed to filter and transfer IP packets between dissimilar types of computer networks is called Firewall.
Detailed explanation-3: -A VPN appliance, also known as a VPN gateway appliance, is a network device with enhanced security features. Also known as an SSL VPN appliance, it is a router that provides protection, authorization, authentication and encryption for VPNs.
There is 1 question to complete.