CS 779/879 - Design of Network Protocols

Lectures - Spring 2013

1. Introduction and simple examples

Ø Stevens's Texts (Stevens passed away Sept 1, 1999)

Ø Comers's Texts

Ø Introduction

Ø Discovering Network Topology

Ø Simple TCP client/server examples

2. Multicasting

Ø Receiving Multicast Messages

Ø Sending Multicast Message

Ø Multicast Control

Ø Multicast Examples

Ø Displaying Destination Address

Ø Binding Options

3. Multiplexing &Threads

Ø Select

Ø Concurrent Client

Ø Concurrent TCP Server Using Select

Ø Poll

Ø Concurrent TCP Server Using Poll

Ø Threads and Synchronization

Ø Shared Memory & Forking

4. UDP/TCP/IP protocol architecture

Ø Overall Picture of the TCP/UDP/IP protocols

Ø Protocol Headers

Ø Overview of TCP

Ø State Transition Diagram

Ø Connection end-points

Ø Buffering

Ø Overview of UPD

Ø Standard Services and Protocol Usage

5. Useful Network Tools

Ø DNS lookup utilities

Ø Stevens’s sock

Ø Ttcp

Ø Lsof

Ø Tcpdump

Ø Arp

Ø Ping

Ø Applications: TCP Simultanious Open and Close

6. TCP sockets

Ø Socket Address Structure

Ø Utility Functions:

§ Byte Order

§ Byte Manipulation

§ Conversion

§ Read/Write

Ø Socket Functions:

§ Connect

§ Bind

§ Listen

§ Accept

§ Close

Ø Value_Result Arguments

7. Peeking, Unix Sockets

Ø Peeking at received data

Ø Unix domain sockets

8. SCTP (Stream Control Transmission Protocol)

Ø Overview

Ø State Transitions

Ø Dr. Wahab Examples

§ tcpServerSctp & tcpClientSctp

§ udpServerSctp & udpClientSctp

Ø Basic Examples

§ sctp_serverQ & sctp_clientQ

§ sctp_serverS & sctp_clientS

Ø Advanced Examples

§ sctp_server & sctp_client

Ø Advanced Features

§ Autoclosing

§ Peeloff,

§ sctp_serverQpeel

§ Streems

9. IPV6

Ø Overview & Concepts

Ø TCP Unicast Examples

Ø UDP Unicast Examples

Ø Sctp Examples

Ø Multicast Example

10. Non-blocking I/O

Ø Non-blocking Read/Write

Ø Non-blocking Connect

Ø Non-blocking Accept

11. Signals and out-of-band data

Ø Signal Handling

Ø Handling SIG_CHLD

Ø Handling SIG_ALRM

Ø Termination of Server Process

Ø Out-of-Band Data Using SIG_URG

Ø Heartbeat

12. UDP sockets

Ø Basic UDP Client and Server

Ø Connected UDP Clients

Ø Reliability of  UDP

Ø Big Packets

Ø Select UDP and TCP

13. Name and Address Conversions

Ø Domain Name Servers

Ø Basic Functions

Ø Support for both IPv4 and IPv6

Ø Example of Protocol-Independent Client

14. Server Design Alternatives

Ø The Client

Ø Iterative Server

Ø Forking on Demand

Ø Pre-Forking

Ø Threading on Demand

Ø Pre-Threading