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Unit 1. Network basics > Topic B: Network architectures

1.2. Topic B: Network architectures

This topic covers the following CompTIA Network+ 2009 exam objectives.

 # Objective
Bridge objective1.7 Compare the characteristics of wireless communication standards
  • 802.11 a/b/g/n

    • Speeds

Bridge objective2.1 Categorize standard cable types and their properties

Type:

  • CAT3, CAT5, CAT5e, CAT6

  • Multimode fiber, single-mode fiber

Properties:
  • Transmission speeds

  • Distance

  • Duplex

  • Frequency

Bridge objective2.3 Identify common physical network topologies
  • Star

  • Bus

  • Ring

  • Point to point

  • Point to multipoint

  • Hybrid

Bridge objective2.5 Categorize WAN technology types and properties

Type:

  • Frame relay

  • E1/T1

  • E3/T3

  • ATM

Properties:
  • Packet switch

  • Speed

  • Transmission media

  • Distance

Bridge objective2.5 Categorize WAN technology types and properties

Type:

  • Frame relay

  • E1/T1

  • ADSL

  • SDSL

  • VDSL

  • Cable modem

  • Satellite

  • E3/T3

  • Wireless

  • ATM

  • IDSN BRI

  • ISDN PRI

  • POTS

  • PSTN

Properties:
  • Circuit switch

  • Packet switch

  • Speed

  • Transmission media

  • Distance

Bridge objective2.6 Categorize LAN technology types and properties

Types:

  • Ethernet

  • 10BaseT

  • 100BaseTX

  • 100BaseFX

  • 1000BaseT

  • 1000BaseX

  • 10GBaseSR

  • 10GBaseLR

  • 10GBaseER

  • 10GBaseSW

  • 10GBaseLW

  • 10GBaseEW

  • 10GBaseT

Properties:
  • CSMA/CD

  • Broadcast

  • Collision

  • Bonding

  • Speed

  • Distance

Objectives 2.7 and 3.1 are introduced in this topic. Additional details are presented in later units.2.7 Explain common logical network topologies and their characteristics
  • VPN

Bridge objective3.1 Install, configure and differentiate between common network devices
  • Wireless access point



  

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