الباب الثالث
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الباب الثالث

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الباب الثالث الباب الثالث Document Transcript

  • EXPAND THE NETWORK LAN EXPANSION OF NETWORK ( repeater ) (repeater ) - ( Bridge ) - LAN - TO - LAN ) (Bridge ) (rooter ) - (packets ) (Expanding finter connecting LANs ) - ( repeater ,bridge, router abd gatway ) ( Repeater ) - (Repeater) ( (Repeater) (Repeater) physical lager ) (Repeater) (Ethernet ) ( Linear cable ) - (token ring network ) ( physical lager ) (Repeater) - ( access methad ) (Repeater) -
  • (Repeater) - (Repeater) - ( Bridge ) ( ( Bridge ) Bridge ) ( Network card ) (Server ) ( Bridge ) ( Bridge ) ( Bridge ) ( Internet working ) . ( Bridge ) - - ( Bridge ) - (token ring &Ethernet ) ( routing ) ( router ) ( Bridge ) ( Network server ) ( Bridge ) Novell Internal bridge ) (External bridge ) ( Bridge ) (distinct network address ) (distinct network address ) (I ( server ) installation)
  • (servers ) (Ipx internal ) (server ) ( Bridge ) ( packets ) ( data - link lager ) ( data - link lager ) logic link control(llc) - Media Access Control(MAC) - Bridge Bridge (over loading ) 1- learning adaptive (learning Bridge ) Bridges Bridge (identification ) Broad casting 2- Spanning tree bridges Bridge Bridge (cirevlar traffic ) Spanning tree bridges (disabling certain ) -load balance bridges ( Alogrithm ) bridges ( dval link transfer packets ) Spanning tree bridges Internet working ) . Back bones
  • Back bones (internetworking) (servers ) Backbone ( high speed link ) Back bones - (fiberoptics or coaxial cable ) ( Network inter face card ) Back bones - (server ) Back bones - ( servers ) ( short leugth cable ) Back bones - - Back bones (Bridge ) Back bones ( throughput ) Back bone for centralized Management server Back bones server ( servers ) servers ( Short Backbone) (servers ) - (servers ) - -
  • (servers ) - (servers ) (servers ) - Backop - (servers ) ups - 4- Routers ( resources ) (internetworking ) ( rosters ) ( rosters ) B A,C ( rosters ) (WAN &LAN ) ( routes ) packets ) (Network loger ) (REMOTE WAN ( rosters ) ( rosters ) COMMUNICATION LINKS ) X ( rosters ) Bridges ( rosters ) .25, T Advanced packet filtering is required (packets ) -- (internetwork ) (filter traffic )
  • ( intelligent routing) ( intelligent routing ) - (routing ) (router ) (router ) ( packets ) (router ) (router ) (router ) (multiple protocol ( (router ) (specific protocol router ) router ) (multiple protocol router ) packets ) ( packets ) (logical Networs ) (router ) (routers ) techniques (router ) ( protocols ) (routers ) (data compression ) (router ) (routers ) (routers ) 1. advenced computer communecation ; santa barbara ca 2. cisco system ; menolo park,ca 3. gateway communication ; irvine , ca 4. retixcorp ; santa monica , ca 5. proteon; westborough ,ma GATEWAY : NETWARK LAN MAINFRAME OR MINI IBM GATEWAY LAN COMPUTER lan GATEWAY host system gateway
  • lan - to -host - lan - to - lan - remote lan access service - main frame dos or windows or os/2 or unix - making remote connection micro wave lan pstn - pdn - digital data service - work station lan dail up modem - (call (user id , password ) back )
  • (pc - any- ware ) ( LAN - TO - LAN ) - LAN - TO - LAN REMOTE CONNECTIONS ( LAN - TO - LAN ) TYPES OF CONNECTION - MODEM packet - switching Networks packet packet packet (packet - switching ) x.25 ( internetworking ) (packet - switching ) DDS DIRECT DIGITAL SERVEICE - DDS x.25
  • T 18 T3 LINKS - (HIGH SPEED DIGITAL ) T1 T3