Review Questions

1:	Which three fields are new to the RIPv2 message format?
2:	Besides the extensions defined by the three fields of question 1, what are the other two major changes from RIPv1?
3:	What is the multicast address used by RIPv2? What is the advantage of multicasting messages over broadcasting them?
4:	What is the purpose of the Route Tag field in the RIPv2 message?
5:	What is the purpose of the Next Hop field?
6:	What is the UDP port number used by RIPv2?
7:	Which one feature must a routing protocol have to be a classless routing protocol?
8:	Which one feature must a routing protocol have to use VLSM?
9:	Which two types of authentication are available with Cisco's RIPv2? Are they both defined in RFC 1723?