Course detail

Computer and Communication Networks

FEKT-NPKSAcad. year: 2011/2012

Communication networks: structure and architecture. Reference models. Applications (HTTP, FTP, SMTP, DNS). TCP/IP protocol suite (TCP, UDP, IP, routing, flow control, IP addressing, NAT). Transmission media (cables for LAN, optical fibers). Local computer networks, access methods. Ethernet (principle, variants-100M/1G/10G, switches, VLAN, PoE, Spanning Tree). Wireless networks. Broadband WAN technologies. Multimedia applications (RTP, SIP, VoIP services, QoS). Network security (basics of cryptography, authentication, integrity - MD5, SHA, certificates, SSL, IPsec). Management (SNMP).

Language of instruction

English

Number of ECTS credits

5

Mode of study

Not applicable.

Learning outcomes of the course unit

The students become familiar with reference models, applications, TCP/IP protocol suite, transmission media, local computer networks, access methods, Ethernet, wireless networks, broadband WAN technologies, multimedia applications, network security, and management.

Prerequisites

The subject knowledge on the Bachelor´s degree level is requested.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

Conditions for successful completion of the course are specified by a regulation issued by the lecturer responsible for the course and updated for every academic year.

Course curriculum

Lectures:
1. Basic concepts, structure, network models (RM OSI, TCP/IP).
2. Basic application-layer services: HTTP, FTP, SMTP, DNS.
3. Transport layer: UDP, TCP.
4. Network layer: routing, IP protocol.
5. Link layer. Basic principles of data transmission, protocols.
6. Transmission media, comparison, basic parameters.
7. Local networks I. Topology, shared medium access. Standard IEEE 802.
8. Local networks II. Ethernet as dominating LAN/MAN technology (10Mbs - 10Gbs). Hubs, switches, VLAN, flow control, QoS v LAN, STP.
9. Wireless networks.
10. Broadband technologies, access technologies for end subscribers.
11. Multimedia services: RTP, VoIP, QoS in IP networks.
12. Security: Ciphers, data integrity, certificates, SSL, IPsec.
13. Network management, SNMP.

Computer exercises:
1. Communication using UDP, traffic analysis.
2. Network simulation - properties of the TCP/IP suite.
3. Network simulation - routing.
4. Security, firewall - configuration, NAT, traffic analysis.
5. Network configuration in Linuxu.
6. IPv6.

Laboratory exercises:
1. Structured cabling.
2. Ethernet: physical layer.
3. Properties of hubs and switches.
4. Configuration of VLAN.
5. Access point 802.11, configuration, security.
6. VoIP, configuration of phone and PBX.

Work placements

Not applicable.

Aims

The aim of the course is to make students familiar with structure, architecture, and operational principles of communication and computer networks. The curriculum is focused on all network layers with the emphasis on modern technology of local and integrated networks.

Specification of controlled education, way of implementation and compensation for absences

The content and forms of instruction in the evaluated course are specified by a regulation issued by the lecturer responsible for the course and updated for every academic year.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

KUROSE, J. F., ROSS, K.W.,Computer Networking, 6th edition. USA:Pearson, 2012 (EN)

Recommended reading

Not applicable.

Classification of course in study plans

  • Programme EEKR-MN Master's

    branch MN-EST , 1. year of study, summer semester, compulsory
    branch MN-MEL , 1. year of study, summer semester, optional interdisciplinary
    branch MN-BEI , 2. year of study, summer semester, optional interdisciplinary
    branch MN-EVM , 2. year of study, summer semester, optional interdisciplinary

Type of course unit

 

Lecture

26 hours, optionally

Teacher / Lecturer

Syllabus

State of the art in network technology. Basic concepts, categories, structure. Network reference models (ISO RM OSI, TCP/IP, IEEE).
Basic mechanisms of data transmission, protocols. Link configuration, multiplexing, synchronization, error control. Data link. Services for higher layers. Flow control, stop-and-wait, sliding window, HDLC, LAPx. Protocols of link layer of Internet SLIP a PPP.
Local-area networks I. Topology, shared medium access. Standard IEEE 802, LLC, MAC.
Local-area networks II. Ethernet as the dominating LAN technology.
Local-area networks III. Infrastructure, hubs, switches, practical examples of configuration planning. FDDI.
Metropolitan networks. Wireless networks, IEEE 802.11.
WAN-ISDN, B-ISDN/ATM, reference model, engineering solution, ATM services. SONET/SDH.
Network, packet and frame switching. Virtual channels. Addressing, network routing and switching, switching information propagation, basic strategy. Structure a operation of Internet.
Transport layer of RM OSI. Protocol suite TCP/IP- IP, UDP,TCP.
Program interface of TCP/IP in Unix and Windows. Presentation layer.
Application services, X.400, X.500, SMTP, DNS, FTP, Telnet, http.

Exercise in computer lab

13 hours, compulsory

Teacher / Lecturer

Syllabus

1.Communication protocol programming I: libraries of communication procedures for an abstract point-to-point data connection (C++ Builder).
2.Communication protocol programming II: adding FCS, algorithm for CRC.
3.Communication protocol programming III: adding windows method for flow control
4.Programming interface in Windows and Unix.
5.Programming of an embedded application I: (Windows program for embedded application control – evaluation board with LEDs and switches).
6.Programming of an embedded application II.

Laboratory exercise

13 hours, compulsory

Teacher / Lecturer

Syllabus

1.Ethernet: metallic and optical lines, connectors, adapter circuitry, signals, required parameters.
2.LAN I: practical use, converters, hubs, switches, configuration, VLAN, addressing.
3.LAN II: traffic, IP, ARP, ICMP, DHCP (network monitoring with analyzer, DHCP server configuration).
4.TCP/IP: (programming interface, connection establishing, monitoring).