VPNs

Question 1

Wht is a VPN?

Answer 1

THey are virtual private networks, the help in securing communications over insecure networks, helps protect privacy

Question 2

How to implement a VPN?

Answer 2

This is ususally done through a software that Admins can create profiles of employees and based on that profile and authentication this creates a tunnel for network communication a companys network and a remote worker

Question 3

What is a site to site VPN?

Answer 3

THis is where two branches connect to the headquarters using their routers for the communication that is also put through a VPN. This does put restraints data processing

Question 4

What is a split tunnel?

Answer 4

This is where you create a hypothetical split tunnel where work network traffic goes through one tunnel and non work network traffic goes through another

Question 5

What is full tunnel on VPN?

Answer 5

This is where all network traffic is let through one tunnel

Question 6

What does tunneling protocols do?

Answer 6

THey create tunneled communications, does not secure sommunications and must be coupled with a encryption protocols.

Question 7

What is PPTP?

Answer 7

Is widely supported, but very weak encrpytion with microsoft point to point encryption

Question 8

What is L2TP?

Answer 8

It is a widely supported protocol with strong security, there is some perfomance complications with firewall blocking. Uses IPSec (AES,Certficates)

Question 9

What is SSTP?

Answer 9

IT does firewall traversal, and is only compatible with Windows using devices and uses SSL 3.0 for encryption

Question 10

What is IKEv2?

Answer 10

IT is protocol that does mobility support but limited support freall blocking