EET 450 Advanced DigitalNetworksSlide 3HardwareTopologySlide 6ConnectionsFiber OpticSlide 9WirelessEET 450EET 450Advanced DigitalAdvanced DigitalComputer NetworksComputer NetworksWireless PeripheralsWireless PeripheralsNetworksNetworksNetworks connect computers and Networks connect computers and peripherals togetherperipherals togetherResource sharingResource sharing•FilesFiles•PrintersPrinters•ModemsModems•ApplicationsApplicationsPeer-to-peerPeer-to-peerClient/ServerClient/ServerNetworksNetworksTypesTypesEthernet – IEEE 802.3Ethernet – IEEE 802.3•Xerox, DECXerox, DEC•10 Base 5 – Thicknet - Twinax10 Base 5 – Thicknet - Twinax•10 Base 2 – Thinnet - Coax10 Base 2 – Thinnet - Coax•10 Base Tx - UTP10 Base Tx - UTPToken Ring – IEEE 802.5Token Ring – IEEE 802.5HardwareHardwareNetwork Interface Card (NIC)Network Interface Card (NIC)Probably ISA or PCI cardProbably ISA or PCI cardPCMCIA (PC Card)PCMCIA (PC Card)•DongleDongleUSB external adapterUSB external adapterWirelessWirelessHandshakingHandshakingCSMACDCSMACDTopologyTopologyBus, Star Topology, Ring, TreeBus, Star Topology, Ring, TreeHardwareHardwareNetwork Interface Network Interface Card Card HubHubBridges and RoutersBridges and RoutersSwitchesSwitchesThe OSI modelThe OSI model7 – Application7 – Application6 – Presentation6 – Presentation5 – Session5 – Session4 – Transport4 – Transport3 – Network3 – Network2 – Data Link2 – Data Link1 – Physical 1 – PhysicalConnectionsConnectionsCoaxial CableCoaxial CableBNC connectorsBNC connectorsTerminators (50 ohms)Terminators (50 ohms)UTP – Unshielded twisted pairUTP – Unshielded twisted pairRJ 45 connectorsRJ 45 connectorsFiber OpticFiber OpticFDDIFDDIFiber OpticFiber OpticSingle ModeSingle ModeMulti-ModeMulti-ModeSplicing issuesSplicing issuesFiber to the DesktopFiber to the DesktopLeading to Gigabit EthernetLeading to Gigabit EthernetWirelessWireless3G3GBluetoothBluetoothIEEE 802.11b IEEE 802.11b 11 Mbps11 MbpsIEEE 802.11aIEEE 802.11aIEEE 832.11gIEEE