TEL103: Telecommunications 3

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Assignment 1

This assignment is based on chapters 1, 2 and 3 from the CCNA textbook.

1. What is a storage area network?
2. Briefly describe a VPN.
3. Identify the Data Link IEEE sub layer that provides the linking function between the physical layer and the network layer.
4. Which Transport Layer TCP/IP Protocol does not require an ACK for received packets?
5. Identify the OSI model layer responsible for failure recovery.

6. What is a wireless access point?
7. Briefly describe the common goal of network segmentation.
8. While bridges are software-based devices, switches are:
9. What do routers create in addition to collision domains?
10. Briefly describe the downside of gateways.

11. Identify the four TCP/IP model layers.
12. What are the three ranges of TCP/IP port numbers?
13. TCP sliding windows represent one method of packet flow control on a network. What are the other two methods?
14. How are device ARP tables normally updated, manually or automatically?
15. Clients receive IP configuration information on boot up from RARP, BootP or:
16. Identify the protocol used by the PING and Trace utilities.
17. Which address is hierarchical, IP or MAC?
18. Class B addresses always begin with _____ when written in binary format.
19. What type of IP Address has all ones in the host field?
20. What type of broadcasts do routers forward?

Know the following terms from all three chapters:

• Attenuation
• Broadcast Storm
• Buffer/Buffering
• Classful/Classless
• Connection-Oriented
• Connectionless
• Datagram
• Default Gateway
• Encapsulation
• Flooded Broadcasts
• Frame
• Latency
• Multicast Address
• Multicasting
• Routed Protocol
• Routing Protocols
• PDU
• Segmentation
• Subnetwork
• TTL