Subject - Network & Information Security

1. Which layer permits two computers to hold ongoing communications across a network, so applications on either end of the session can exchange data for as long as the session lasts?

2. Explain how the switching table learns new MAC addresses, and how many switches can learn more than one MAC address off a single port.

3. What is the befit of using VLANs? Drawbacks of using VLANs? and what kind of devices you should use to provide VLAN capabilities in your network.

4. When a switch attempts to set a ports operating mode to the highest performance setting, what mode is the switch operating in?