VPN and IPsec Concepts

What is the primary purpose of a VPN?

• To provide faster internet speeds

• To encrypt private network data over a public network

• To replace firewalls in a network

• To improve Wi-Fi range

Which of the following is NOT a benefit of VPNs?

• Cost savings

• Scalability

• Complexity

• Security

What type of VPN allows users to securely connect to an enterprise network from a remote location?

• Site-to-site VPN

• Remote-access VPN

• MPLS VPN

• GRE VPN

What are the two common configurations for VPN deployment?

• IPsec and SSL

• MPLS and DMVPN

• Site-to-site and Remote-access

• Layer 2 and Layer 3 VPN

Which protocol is commonly used in remote-access VPNs to establish encrypted tunnels?

• PPP

• IPsec or SSL

• HTTP

• FTP

What does SSL use for authentication in a VPN connection?

• PSK

• Digital certificates

• GRE

• Username and password

In a site-to-site VPN, what device terminates the VPN connection?

• VPN gateway

• Client device

• Wireless access point

• Web server

What is the primary characteristic of GRE in a VPN?

• GRE encrypts traffic for security

• GRE is a non-secure tunneling protocol

• GRE provides faster packet transmission

• GRE is only used for remote-access VPNs

What is DMVPN commonly used for?

• Dynamic, scalable VPNs

• Encrypted local access

• High-speed internet connections

• Data storage replication

Which of the following VPN solutions is typically managed by a service provider?

• Remote-access VPN

• MPLS VPN

• IPsec VTI

• SSL VPN