Computer Networks/Architecture/WAN Technologies

This lesson covers Wide Area Network (WAN) technologies.

Objectives and Skills

Objectives and skills for the WAN technologies portion of Network+ certification include:^[1]

• Explain the characteristics and benefits of various WAN technologies
  • Fiber
    • SONET
    • DWDM
    • CWDM
  • Frame relay
  • Satellite
  • Broadband cable
  • DSL/ADSL
  • ISDN
  • ATM
  • PPP/Multilink PPP
  • MPLS
  • GSM/CDMA
    • LTE/4G
    • HSPA+
    • 3G
    • Edge
  • Dialup
  • WiMAX
  • Metro-Ethernet
  • Leased lines
    • T-1
    • T-3
    • E-1
    • E-3
    • OC3
    • OC12
  • Circuit switch vs packet switch

Readings

1. Read Wikipedia: Wide area network.

Multimedia

1. Watch YouTube: SONET, DWDM, and CWDM - CompTIA Network+ N10-006 - 1.4.
2. Watch YouTube: ATM, Frame Relay, and MPLS - CompTIA Network+ N10-006 - 1.4.
3. Watch YouTube: Satellite, ISDN, Cable, DSL, and dialup networks - CompTIA Network+ N10-006 - 1.4.
4. Watch YouTube: PPP and Multilink PPP - CompTIA Network+ N10-006 - 1.4.
5. Watch YouTube: GSM, CDMA, and WiMAX - CompTIA Network+ N10-006 - 1.4.
6. Watch YouTube: Leased Lines and Metro Ethernet - CompTIA Network+ N10-006 - 1.4.
7. Watch YouTube: Circuit Switching and Packet Switching - CompTIA Network+ N10-006 - 1.4.

References