1CSNW1

1CSNW1
Week 4
Computer
Netwerken
Computernetwerken

Local Area Network (LAN)


Personal Area Network
Campus Area Network
Metropolitan Area Network

Wide Area Network (WAN)

Overlay Networks - the global goal
regional
vertical
handover
metropolitan area
campus-based
in-house
horizontal
handover
Bron: Jochen Schiller
Local Area Network (LAN)
LAN Example (library)
Bron: Wikipedia
Wide Area Network (ARPANET)
Bron: Wikipedia
Netwerktopologie
Bron: Wikipedia
Token Ring
Netwerkkaart
Bron: Wikipedia
Transportmedium (COAX en UTP)
Coax kabel
Unshielded Twisted Pair
Bron: Wikipedia
Elektromagnetische velden
differentiele aansturing
Twisted pair (physics)
Balanced signal line
Bron: Wikipedia
EMF cancelling
Bron: www.emcuk.co.uk
Transportmedium (glasvezel)
Bron: www.arcelect.com
Single and multimode fiber
Bron: Wikipedia
OSI Reference Model
Open System Interconnection model
All
People
Seem
To
Need
Data
Processing
Bron: DevCentral
Relatie OSI en TCP/IP
Transport Layer
Layer 4
TCP
Network Layer
Layer 3
IP
Data Link Layer
Layer 2
Ethernet protocol
Physical Layer
Layer 1
Ethernet hardware
OSI Model
TCP/IP op Ethernet
IEEE 802 definieert standaarden voor computernetwerken !
TCP/IP Model
(Wikipedia)
IEEE 802 standaarden






















IEEE 802.1
IEEE 802.2
IEEE 802.3
IEEE 802.4
IEEE 802.5
IEEE 802.6
IEEE 802.7
IEEE 802.8
IEEE 802.9
IEEE 802.10
IEEE 802.11
IEEE 802.12
IEEE 802.13
IEEE 802.14
IEEE 802.15
IEEE 802.16
IEEE 802.17
IEEE 802.18
IEEE 802.19
IEEE 802.20
IEEE 802.21
IEEE 802.22
Bridging (networking) and Network Management
Logical link control
Ethernet
Token bus (disbanded)
Defines the MAC layer for a Token Ring
Metropolitan Area Networks (disbanded)
Broadband LAN using Coaxial Cable (disbanded)
Fiber Optic TAG (disbanded)
Integrated Services LAN (disbanded)
Interoperable LAN Security (disbanded)
Wireless LAN & Mesh (Wi-Fi certification)
demand priority
Cat.6 - 10Gb lan (new founded)
Cable modems (disbanded)
Wireless PAN
Broadband Wireless Access (WiMAX certification)
Resilient packet ring
Radio Regulatory TAG
Coexistence TAG
Mobile Broadband Wireless Access
Media Independent Handoff
Wireless Regional Area Network
Koppelingen van netwerken



Repeater
Hub
Switch



Bridge
Gateway
Router
Router/Switch and
Neighbourhood Analogy
Bron: Wikipedia
Netwerkkoppeling voorbeeld
Application
Application
Transport
Transport
Network
Network
Data Link
Physical
Radio
Network
Network
Data Link
Data Link
Data Link
Physical
Physical
Physical
UTP
Bron: Jochen Schiller
Datagram en virtueel circuit

Datagram
(bericht zonder ontvangstbevestiging)




Unicast
Multicast
Broadcast
Virtueel circuit
(het lijkt alsof de hosts continue verbonden zijn)
Data encapsulation
Bronnen

Computer Network (Wikipedia)
ARPANET (Wikipedia)
UTP (Wikipedia)
Fiber-optic Communication (Wikipedia)
Fibre Optic Cable Tutorial
ISO OSI Model (Wikipedia)

Jochem Schiller, “Mobiele Communicatie”, (Pearson)





Opdrachten


Bestudeer 15.1, 15.2
Maak opgaven 15.1 t/m 15.4