1. All but which one of the following is security vulnerability found in RIP?
a. Broadcasts all data
b. No authentication
c. Travels only 56 hops
d. Subject to route poisoning
2. Which of the following is the main purpose of ICMP?
a. Packet delivery
b. Error detection and correction
c. Logical errors and diagnostics
d. IP packet delivery
3. OSPF operates at which of the following layers of the OSI model?
a. Session
b. Application
c. Transport
d. Network
4. Which of the following statements is true in regard to protocols?
a. IP is a routing protocol, whereas RIP is a routable protocol.
b. OSPF is a routing protocol, whereas IP is a routable protocol.
c. BGP is used as a routable protocol, whereas RIP is a routing protocol.