From AP to the backbone (cont)

• Types of backbone connections

  • additional point to point wireless 2.4GHz interfaces using non-overlapping frequency or 5.8GHz
  • licensed frequency microwave systems
  • DSL connection from Telco
  • Lease line from Telco using v.35 HDLC or E1/T1 interface in AP
  • Use of HomePNA 14Mb/s interface up to 1.3km with one twisted pair
  • Use of SDSL up to 2.3Mb/s and 5km (speed decreases with distance)

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