Basics of a Network...Basics of a Network...

Lab or ClassroomLab or ClassroomLocal Area Network (LAN)Local Area Network (LAN)

PrinterPrinterComputers

Switch

Computers

Star TopologyStar TopologyLocal Area Network (LAN)Local Area Network (LAN)

Switch/RouterSwitch/Router

Local Area Network Local Area Network Backbone Topology (ThinNet)Backbone Topology (ThinNet)

Star TopologyStar Topology LAN T-1 Connection to the Internet LAN T-1 Connection to the Internet

Star TopologyStar Topology LAN T-1 Connection to the Internet LAN T-1 Connection to the Internet

Switch

InternetCloud

Router

CSU/DSU

Isolated, Individual Networks

The Internet (Simplified)

The Internet (Redundancy)

Email Servers and how it all Email Servers and how it all works on the Internetworks on the Internet

Local Area Network (LAN)Local Area Network (LAN)Basic ComponentsBasic Components

Printer(s) - Optional

Switch

Transceiver

Computer(s)

Router

EthernetCard

Category 6Unshielded

Twisted-Pair Cable

Additional LAN ComponentsAdditional LAN Components

RJ-45 Jacks & ClipsRJ-45 Jacks & Clips Patch PanelPatch Panel Farallon EtherWave Adapters (expensive alternative)Farallon EtherWave Adapters (expensive alternative) Bridges (Software and/or Hardware)Bridges (Software and/or Hardware)

– LocalTalk to EtherNetLocalTalk to EtherNet» Purchase or Free (LW)Purchase or Free (LW)

PrintersPrinters Older MacsOlder Macs

– Create ZonesCreate Zones» Routing TrafficRouting Traffic

The Hub RoomThe Hub Roomoror

Wiring ClosetWiring Closet

The Wiring ClosetThe Wiring ClosetInternet

PacBell Unit

RJ-45 JackRouter

Switch

CSU-DSU

Patch Panel

Classrooms

Patch PanelsPatch Panels

RoutersRouters

Jack BoxJack Box

Some Networking ToolsSome Networking Tools

Safety GlassesSafety Glasses Dust MaskDust Mask Wire CuttersWire Cutters Tie-wraps, Electrical TapeTie-wraps, Electrical Tape Screwdrivers, Saws, Pliers, Wire Strippers, etc.Screwdrivers, Saws, Pliers, Wire Strippers, etc. RJ-45 CrimperRJ-45 Crimper Fish Tape, Pull StringFish Tape, Pull String Punch-Down ToolPunch-Down Tool

More Networking ToolsMore Networking Tools

Keeping It CleanKeeping It Clean

Use the Use the Appropriate Appropriate Tools and Tools and EquipmentEquipment

Jack Box and Jack Box and Patch panelPatch panel

Using a NetworkUsing a Network

Share PrintersShare Printers File SharingFile Sharing

– Getting & saving files from and to any other Getting & saving files from and to any other computer on the networkcomputer on the network

– Drop BoxesDrop Boxes– Updating computersUpdating computers

Internet AccessInternet Access

What About ServersWhat About Servers You do not need a server to connect to the NetYou do not need a server to connect to the Net A Server may be placed just about anywhere on A Server may be placed just about anywhere on

your Networkyour Network A Server refers to a powerful computerA Server refers to a powerful computer A Server refers to a piece of softwareA Server refers to a piece of software It It cancan be a non-dedicated machine but best if be a non-dedicated machine but best if

secured from students and otherssecured from students and others Are left turned on at all timesAre left turned on at all times Best to have easy access to server - Centralize!Best to have easy access to server - Centralize!

What Can You Do With A Server?What Can You Do With A Server? Intranet Connectivity (Inside your LAN)Intranet Connectivity (Inside your LAN)

– File SharingFile Sharing– WWW intranet ServerWWW intranet Server– Email ServerEmail Server– Print SpoolerPrint Spooler

Internet Connectivity (Worldwide)Internet Connectivity (Worldwide)– WWW ServerWWW Server– FTP ServerFTP Server– Email ServerEmail Server