What is the role of repeaters and hubs at the physical layer?
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- What are TCP flags? What is the purpose of checksums in TCP and UDP?
- What is the role of the Internet Protocol suite? What is encapsulation and decapsulation in the OSI model?
- What is the Transmission Control Protocol (TCP)?
- What are some alternative network models besides OSI and TCP/IP?
- What is the significance of the OSI model in network forensics? How does the OSI model relate to network performance analysis?
- What is the client-server model and how does it relate to the application layer? What is the peer-to-peer model and how does it relate to the application layer?
- How does the OSI model help in understanding network security devices like intrusion detection systems (IDS)? What are network load balancers and how do they relate to the OSI model?
- How do end-user applications interact with the OSI model?
- How does the physical layer interact with the data link layer? What are the data units at the data link layer?
- What is IP version 6 (IPv6) addressing? What is subnetting and supernetting?
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