Routers

Question 1

What layer of the OSI Model is a router?

Answer 1

Layer 3

Question 2

What is a router?

Answer 2

A router is used to connect two or more networks to form an internetwork.

Note: This means, you are connecting your network, to the internet network.

Note: Routers rely on a packet’s IP Addresses to determine the proper destination. Once the packet finds the correct network, it then conducts an ARP request to find the specific host.

Question 3

How does a router decide to permit or deny traffic?

Answer 3

It uses an Access Control List with a set of rules.

Question 4

How do you trick the routers ACL?

Answer 4

Using an IP Spoofing attack.