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discovery_smb_isp_chapter_3_en思科網(wǎng)絡(luò)技術(shù)學(xué)院ccna40官方資料-ccnadiscovery-cac建議版discovery_ppt英文版-d2_smb(編輯修改稿)

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【文章內(nèi)容簡介】 report are pleted. There are five distinct phases: Phase 1: Requirements Gathering Phase 2: Selection and Design Phase 3: Implementation Phase 4: Operation Phase 5: Review and Evaluation Onsite technicians are often included in the planning, because they participate in all phases of the upgrade. 13 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . Network Upgrades 14 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . Physical Environment Main Distribution Facility (MDF). Contain : switches or hubs, routers, access points (connection to ISP) Intermediate Distribution Facilities (IDFs) are typically smaller than the MDF and will connect to the MDF. 15 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . Cabling Considerations Four physical areas to consider ?User work areas ?Telemunications room ?Backbone area ?Distribution area Types of cable ?Shielded Twisted Pair (STP) ?Unshielded Twisted Pair (UTP) ?Coaxial ?Fiber Optic cable 16 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . Cabling Considerations Organizations and standards of cabling specifications. TIA/EIA 568A and 568B Types of twisted pair cables ?Straightthrough dissimilar devices ?Crossover similar devices ?Console (or Rollover) Another cable type that is mon in works is a serial cable. A serial cable is typically used to connect the router to an Inter connection. 17 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . Structured Cable The floor plan: ?Patch cables ?Vertical cable ?Location of wiring closet ?Cable labeling system ?Horizontal cable ?Backbone cable ?Cable management system ? Electrical considerations Handson Lab Evaluating a Cabling 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . 18 Purchasing Equipment 19 思科網(wǎng)絡(luò)技術(shù)學(xué)院理事會 . Purchasing Equipment There are generally two options for the new equip
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