| Refer -> [Tunneling in networking | CloudFlare](https://www.cloudflare.com/en-gb/learning/network-layer/what-is-tunneling/) |
What is a tunnel? A way to transport data across an network.
What kind of protocols do tunnels use? Protocols unsupported by a network.
What is tunneling? Transporting data using a tunnel
What are packets? Small pieces of data.
What happens to packets when they reach their destination? They are re-assembled into a larger file.
Where is tunneling used? In Virtual Pri