Transcript Windows XP Professional

Network Theory
Review for Final Exam
©Richard L. Goldman
June 17, 2003
from:
Network+ Guide to Networks, Dean
Network
LAN
MAN
CAN
WAN
Enterprise
Server
Client
Client-Server
Peer-to-Peer
Baseband
Broadband
bit
Byte
OSI
OSI Model
NIC
Repeater
Hub
MAU
2
Two or more computers connected together
Local Area Network
Metropolitan Area Network
Campus Area Network
©
Wide Area Network
Richard L. Goldman
Entire network for a company
Delmar's
Computer that shares and/or manages network resourcesComprehensive
Medical
Terminology
Computer that uses network resources
Network with centralized management
Network with decentralized management
Media using single digital signal communication
Media using multiple analog signal communication
Binary Digit – Single pulse
8 bits
Open System Interconnection
Theoretical representation of network communication
Network Interface Card
Regenerates analog or digital signals
Multi-port repeater
Multistation Access Unit (Token Ring Network)
Bridge
Switch
Router
Brouter
Gateway
Modem
Multiplexer
Topology
Bus
Ring
Star
Mesh
UTP
STP
PVC
Plenum-Rated
Noise
EMI
RFI
Crosstalk
3
Controls traffic between two network segments – Level 2
Provides separate collision domains
Controls traffic between networks – Level 3
Controls traffic between network segments – Level 2 or 3
©
Connect dissimilar networks
Richard L. Goldman
Modulator demodulator
Delmar's
Comprehensive
Device that combines multiple channels on a single media
Medical
Terminology
Layout of a network
Topology – computers are teed off of a single line
Topology – each computers connects to the next to form a ring
Topology – each computer connect to a central device
Topology – each router connects to many other routers
Unshielded Twisted Pair
Shielded Pair
Polyvinylchloride – Flammable insulation producing toxic fumes
Flame retardant insulation
Unwanted electrical signal on a wire
Electromagnetic Interference
Radio Frequency Interference
Noise created by nearby wires
Latency
Attenuation
DHCP
MAC
Protocol
Suite
Stack
Routable
Connection Oriented
Connectionless
TCP
IP
UDP
IPX
SPX
NetBIOS
NetBEUI
Ethernet
Token Ring
POP
POTS
PSTN
4
Delay
Loss of signal strength
Dynamic Host Configuration Protocol
Media Access Control – 12 bit Hex - Block ID, Device ID
Set of rules
©
Collection of related protocols, programs, applications Richard L. Goldman
Collection of related protocols
Delmar's
Comprehensive
Protocols that support logical addresses use for internetworking
Medical
Terminology
Assures delivery of all packets
Missing packets are disregarded
Transmission Control Protocol
Internet Protocol
User Datagram Protocol
Internet Packet eXchange
Sequence Packet eXchange
Network Basic Input Output System
Network BIOS Enhanced User Interface
Common LAN technology that uses CSMA/CD
LAN technology that uses token passing to avoid collisions
Point of Presence
Plain Old Telephone System
Public Switched Telephone Network
PPP
PPTP
Download
Upload
Downstream
Upstream
Asymmetric
Asynchronous
DSL
ADSL
ISDN
BRI
PRI
T1
T1C
T3
FDDI
ATM
SONET
X.25
Frame Relay
IEEE
Asset Management
Specialization
5
Point to Point Protocol
Point to Point Tunneling Protocol
Copy a file to your computer
Send a file to another computer
Traffic flowing from provider to customer
©
Traffic flowing from customer to provider
Richard L. Goldman
Not symmetric
Delmar's
Not synchronous
Comprehensive
Medical
Digital Subscriber Line
Terminology
Asynchronous Digital Subscriber Line
Integrated Services Digital Network
Basic Rate ISDN (2 Bearer @ 64Kbps + 1 Data @ 16Kbps)
Primary Rate ISDN (23B+D)
1.544 Mbps (64 Channels @ 64Kbps)
Equivalent to Two T1s
45 Mbps (Equivalent to 28 T1s)
Fiber Distributed Data Interface
Asynchronous Transfer Mode
Synchronous Optical Network
Analog packet switched technology (56Kbps)
Digital packet switched technology (1.544Mbps)
Institute of Electrical and Electronic Engineers
Collecting and storing data on hardware and software
Better to have broad base of knowledge than narrow specialization