Which of the following are advantages of DES and 3DES?

Which protocol can use authentication protocols such as RADIUS and TACACS+?

Which are the functions of the keys?

Which are the authentication methods used in IPSec?

Which sources can be used for testing interoperability between VPN vendors?

Which protocols are supported by VPDN?

How many phases are there in IKE (Internet Key Exchange)?

Which attack is resembled by the following statement: 'Inserting the packets of same sequence number into the data stream between a source and destination computer'?

How many tunnels are supported by PPTP?

How many keys are required if two parties communicate using Symmetric Cryptography?

How many modes are there in IKE Phase 1?