Section 4.8: Chapter Test

1. What is the protocol used to support e-mail in an internet called?
2. TCP/IP protocols are documented by using _________ and are stored on a number of servers for retrieval over the Internet.
3. What is the name of a network or a group of networks which are maintained by a single authority?
4. A port identifies the interface used by an application. What is a socket?
5. Which organization is responsible for overseeing the development of protocols used in TCP/IP networks?
6. In the IP header, what does the flag field indicate?
7. What portions of the data unit does the header checksum in the IP header validate?
8. How many network addresses can be identified using a Class C IP address?
9. If the IP address of 128.1.17.1 has a subnet mask of 255.255.240.0, what is the subnet address?
10. A name server used in DNS reports the IP address of a domain name to name ________.
11. In the DNS, which type of operation is allowed to forward a query to another name server for resolution?
12. Name one type of routing protocol that is considered an Interior Gateway Protocol (IGP).
13. Diskless workstations use which routing protocol to learn their IP address?
14. A distance-vectored routing protocol determines the best route based on what?
15. A link state metric routing protocol determines the best route based on what?
16. What protocol does OSPF use to establish an adjacency with other routers and gateways?
17. When using source routing, intermediate nodes determine the next hop based on what?
18. What...