TEL103: Telecommunications 3

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Assignment 1

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 layer four TCP/IP Protocol does not require an ACK for received packets?
5. This is 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. What are the three ranges of TCP/IP port numbers?
12. TCP sliding windows are one method of packet flow control on a network. What are the other two methods?
13. RARP has largely been replaced by:
14. This protocol is used by the PING and Trace utilities:
15. NAT belongs to this layer of the Cisco hierarchical model:
16. What is the range of loopback addresses?
17. How do you determine how many digits are used for the network identifier?
18. Identify one of the most common reasons to divide an IP network into smaller subnetworks.
19. IPv6 does not support broadcasting. What was broadcasting replaced with?
20. The two common methods of transitioning to IPv6 are:

Know the following terms from all four 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