Florida Gulf Coast University

GEB 3250

Chapter 24 Quiz

1)The main problem that must be solved in providing mobile communication using the IP protocol is

1. connecting
2. forwarding
3. addressing
4. none of the above

2. )The original IP addressing was based on the assumption that a host is                                         .

1. stationary
2. mobile
3. moving
4. none of the above

3. )The IP addresses are designed to work with                                  hosts because part of the address defines the

network to which the host is attached.

1. stationary
2. mobile
3. moving
4. none of the above

4. )A mobile host normally uses two addresses. The host has its original address, called the

address and a temporary address, called the                                    address.

1. care-of; home
2. home; care-of
3. home; foreigner
4. none of the above

5. )The home address is                      .

1. temporary
2. permanent
3. both a and b
4. none of the above

6. )The care-of address is                         .

1. temporary
2. permanent
3. both a and b
4. none of the above

7. )The                                 is usually a router attached to the home network of the mobile host.

1. foreign agent
2. home agent
3. both a and b
4. none of the above

8. )The                            acts on behalf of the mobile host when a remote host sends a packet to the mobile host.

1. home agent
2. foreign agent
3. either a or b

4. none of the above

9. )When the mobile host acts as a foreign agent, the care-of address is called a                                     

care-of address.

1. common
2. shared
3. co-located
4. none of the above

10. )To communicate with a remote host, a mobile host goes through                                      phases.

1. three
2. two
3. four
4. none of the above

11. )The first phase in mobile communication is called                                       .

1. registration
2. agent discovery
3. data transfer
4. none of the above

12. )The second phase in mobile communication is called                                       .

1. registration
2. agent discovery
3. data transfer
4. none of the above

13. )The third phase in mobile communication is called                                        .

1. registration
2. agent discovery
3. data transfer
4. none of the above

14. )Mobile IP uses the router advertisement packet of                                and appends an agent advertisement

message.

1. IGMP
2. IP
3. ICMP
4. none of the above

15. )A registration request or reply is sent by                                   using the well-known port 434.

1. TCP
2. IP
3. UDP
4. none of the above

16. )                         occurs when a remote host communicates with a mobile host that has moved to the same

network (or site) as the remote host.

1. Triple crossing
2. Double crossing
3. Triangle routing
4. none of the above