1 Network + Tom McLaughlin b-admin, mcse, mous, a+, net+ (mct, linux) [email protected] .
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Transcript of 1 Network + Tom McLaughlin b-admin, mcse, mous, a+, net+ (mct, linux) [email protected] .
1
Network +Network +
Tom McLaughlinb-admin, mcse, mous, a+, net+ (mct, linux)
http://www.tomax7.com
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Networking BenefitsNetworking BenefitsNetworking Enables: Information
Sharing
Hardware and Software Sharing
Centralized Administration
and Support
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Roles of Computers in a Roles of Computers in a NetworkNetwork Mail ServerMail Server
Database ServerDatabase Server
DatabaseDatabase
Fax ServerFax Server
File and Print ServerFile and Print Server Directory Services Directory Services ServerServer
Client Computer
File and Print Server
Database Server
Mail Server
Fax Server
Mail ServerMail Server
Database ServerDatabase Server
DatabaseDatabase
Fax ServerFax Server
File and Print ServerFile and Print Server
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Types of NetworksTypes of NetworksPeer-to-Peer
Client-Server
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Scope of NetworksScope of Networks
Local Area Network
Wide Area Network
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Bus TopologyBus Topology
Terminator
SegmentSegment
Terminator
http://homepages.uel.ac.uk/u0116771/bus_topology.htm
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Star TopologyStar Topology
Hub
http://www.computerhope.com/jargon/s/startopo.htm
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Ring TopologyRing Topology
http://www.computerhope.com/jargon/r/ringtopo.htm
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Mesh TopologyMesh Topology
http://www.computerhope.com/jargon/m/mesh.htm
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Hybrid TopologiesHybrid TopologiesStar-Bus Bus
Star-Ring
http://en.wikipedia.org/wiki/Network_topology#Hybrids
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Token RingToken Ring
CharacteristicsCharacteristicsCharacteristicsCharacteristics DescriptionDescriptionDescriptionDescription
Access MethodAccess Method Token passingToken passing
Transfer SpeedTransfer Speed 4 to 16 Mbps for all cable types4 to 16 Mbps for all cable types
Physical Ring
Logical Ring
MSAU
http://www.webopedia.com/TERM/T/token_ring_network.html
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Network CablesNetwork Cables
Types of CablesTypes of CablesTypes of CablesTypes of Cables
Coaxial ThinNetThickNet10Base2, 10Base5
Fiber-Optics
Twisted-PairUnshielded (UTP)Shielded (STP)10BaseT
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Wireless Communication Wireless Communication DevicesDevicesWireless Communication DevicesWireless Communication DevicesWireless Communication DevicesWireless Communication Devices
Narrowband Radio Transmission
Infrared Transmission
http://searchnetworking.techtarget.com/definition/infrared-transmission
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RoutersRouters
RouterRouter
RouterRouter
http://www.computerhope.com/jargon/r/router.htm
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GatewaysGateways
Ethernet
Token Ring
Gateway
http://en.wikipedia.org/wiki/Gateway
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Infrared Data Association (IrDA)
Wireless Communication by Using IrDA
Windows Client
Mouse
Laptop
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IP AddressesIP Addresses
192.168.1.0192.168.1.0 192.168.3.0192.168.3.0
192.168.1.100192.168.1.100 192.168.2.101192.168.2.101
192.168.2.100192.168.2.100 192.168.3.100192.168.3.100
192.168.2.0192.168.2.0
192.168.1.100192.168.1.100IPAddress
Host IDHost ID
Network IDNetwork ID
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The InternetThe Internet
Client
Connection UsingTCP/IP Protocol
Internet
Server
Text, Audio, Video, and Graphics Data
http://en.wikipedia.org/wiki/Internet
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Internet ServicesInternet Services
Internet
Electronic Mail (e-mail)World Wide Web (WWW)Chat Internet NewsFile Transfer Protocol (FTP)Telnet
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Uniform Resource Locator (URL)Uniform Resource Locator (URL)
URL (http://example.microsoft.com/tutorial/default.html)– Protocol used (http://)– DNS address (example.microsoft.com)– Path on the server (/tutorial/default.html)
http://example.microsoft.com/tutorial/default.htmlhttp://example.microsoft.com/tutorial/default.html
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FirewallsFirewalls
LAN
LAN
LAN
Internet
Firewall
AuthorizedUser
Unauthorized User
http://en.wikipedia.org/wiki/Firewall_%28computing%29