Ex2 after practice exam

Thing to repeat and remeber:

• poison reverse (default)
• split horizon http://www.ietf.org/rfc/rfc1058.txt
• eigrp discovery proccess
• rip updates (version in updates)
• routing protocols on which layer works
• BD/BDR election, election after fail
• classless/classfull packet flow in routing decision
• summarization
• discontiguos networks