Basic HTML version of Foils prepared Dec. 6 98

Foil 16 Technology (1)

From Network Design for Internetworking Lectures at Xi'an Jaotong University -- Sept 1998. by Roman Markowski
1 Ethernet
  • switched Ethernet - 10 Mbps to the desktop
  • Fast Ethernet - backbone and desktop connectivity excellent price to port ratio
  • Giga Ethernet - most promising LAN-backbone solution (IEEE 802.3z): high speed extension of Ethernet
2 ATM
  • designed to provide QoS and flow control traffic sent in fixed-length, 53-byte cells, high cost
  • connection-oriented technology (PVC, SVC)
  • bandwidth: 25 Mbps, 155 Mbps (OC3), 622 Mbps(OC12)
  • ATM succeeded in WANs
  • LAN: ATM has difficulties to compete with Fast and Giga Eth
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