3.0 Network Media and Topologies

3.1 Categorize standard media types and associated properties.

• Fiber:
  • Multimode
  • Singlemode
• Copper:
  • UTP
  • STP
  • CAT3
  • CAT5
  • CAT5e
  • CAT6
  • CAT6a
  • Coaxial
  • Crossover
  • T1 Crossover
  • Straight-through
• Plenum vs. non-plenum
• Media converters:
  • Singlemode fiber to Ethernet
  • Multimode fiber to Ethernet
  • Fiber to Coaxial
  • Singlemode to multimode fiber
• Distance limitations and speed limitations
• Broadband over powerline

3.2 Categorize standard connector types based on network media.

• Fiber:
  • ST
  • SC
  • LC
  • MTRJ
• Copper:
  • RJ-45
  • RJ-11
  • BNC
  • F-connector
  • DB-9 (RS-232)
  • Patch panel
  • 110 block (T568A, T568B)

3.3 Compare and contrast different wireless standards.

• 802.11 a/b/g/n standards
  • Distance
  • Speed
  • Latency
  • Frequency
  • Channels
  • MIMO
  • Channel bonding

3.4 Categorize WAN technology types and properties.

• Types:
  • T1/E1
  • T3/E3
  • DS3
  • OCx
  • SONET
  • SDH
  • DWDM
  • Satellite
  • ISDN
  • Cable
  • DSL
  • Cellular
  • WiMAX
  • LTE
  • HSPA+
  • Fiber
  • Dialup
  • PON
  • Frame relay
  • ATMs
• Properties:
  • Circuit switch
  • Packet switch
  • Speed
  • Transmission media
  • Distance

3.5 Describe different network topologies.

• MPLS
• Point to point
• Point to multipoint
• Ring
• Star
• Mesh
• Bus
• Peer-to-peer
• Client-server
• Hybrid

3.6 Given a scenario, troubleshoot common physical connectivity problems.

• Cable problems:
  • Bad connectors
  • Bad wiring
  • Open, short
  • Split cables
  • DB loss
  • TXRX reversed
  • Cable placement
  • EMI/Interference
  • Distance
  • Cross-talk

3.7 Compare and contrast different LAN technologies.

• Types:
  • Ethernet
  • 10BaseT
  • 100BaseT
  • 1000BaseT
  • 100BaseTX
  • 100BaseFX
  • 1000BaseX
  • 10GBaseSR
  • 10GBaseLR
  • 10GBaseER
  • 10GBaseSW
  • 10GBaseLW
  • 10GBaseEW
  • 10GBaseT
• Properties:
  • CSMA/CD
  • CSMA/CA
  • Broadcast
  • Collision
  • Bonding
  • Speed
  • Distance

3.8 Identify components of wiring distribution.

• IDF
• MDF
• Demarc
• Demarc extension
• Smart jack
• CSU/DSU