CS440 Computer Networks 1 Review for Networking Neil Tang 01/16/2009.

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Presentation transcript:

CS440 Computer Networks 1 Review for Networking Neil Tang 01/16/2009

CS440 Computer Networks 2 Chapter 1  Time Division Multiplexing (TDM) VS. Statistical Multiplexing (how do they work, weakness and strength) (Ch1.2)  OSI 7-layer model and the major functionalities of each layer (Ch1.3)  Typical examples of protocols in each layer (Ch1.3)  Latency, bandwidth and effective throughput (Ch1.5)

CS440 Computer Networks 3 Chapter 2  Shannon’s theorem (pp.75)  Different encoding schemes (weakness, strength)(Ch2.2)  Error detection algorithms (Checksum, CRC)(Ch2.4)  Sliding window algorithm (procedure, sequence number)(Ch2.5)  Ethernet (CSMA/CD)(Ch2.6)  (the hidden and exposed terminal problems, CSMA/CA) (Ch2.8)

CS440 Computer Networks 4 Chapter 3  Three packet switching and forwarding schemes (how do they work, weakness and strength) (Ch3.1)  Switch implementation (switch architecture, head-of-line problem, self-routing) (Ch3.4)

CS440 Computer Networks 5 Chapter 4  IP packet format (fields in the header) (Ch4.1)  IP fragmentation (MTU, how to decide size, offset) (Ch4.1)  IP addressing (5 classes) (Ch4.1)  The basic functionalities of ARP, DHCP and ICMP. (Ch4.1)  Distance vector routing and RIP (routing algorithm) (Ch4.2.2)  Link state routing and OSPF (flooding and routing algorithm) (Ch4.2.3)  Distance vector routing vs. link state routing (differences, strengths, weakness) (Ch4.4)

CS440 Computer Networks 6 Chapter 4  Routing performance metrics (hop-count, delay, utilization) (Ch4.2.4)  Subnetting (subnet mask) (Ch4.3.1)  CIDR (Ch4.3.2)  Autonomous System (AS) and BGP (Ch4.3.3)  Mobile IP (forwarding procedure, tunneling, route optimization) (Ch4.2.5)  IPv6 (Ch4.3.5)

CS440 Computer Networks 7 Chapter 5  Requirements for end-to-end protocols  UDP (what it can do and what it cannot do) (Ch5.1)  Three-way handshake in TCP (Ch5.2.3)  State Transition Diagram (Ch5.2)  Flow control in TCP (Ch5.2.4)  Silly window syndrome and Nagle’s algorithm (Ch5.2.5)  Three algorithms (original, Karn, Jacobson) for retransmission (5.2.6)

CS440 Computer Networks 8 Chapter 9  DNS (information in each kind of name server, resolution procedure) (Ch9.1)  RFC822/MIME (binary data) (Ch9.2.1)  SMTP (interaction procedure) (Ch9.2.1)  HTTP (request/response message, TCP connection, caching) (Ch9.2.2)  SNMP(MIB)

CS440 Computer Networks 9 Reference  Course Website  Textbook Computer Networks: A Systems Approach (4th Edition), by Larry Peterson and Bruce Davie Morgan Kaufmann, 2007.