INF5071, Autumn 2007, Carsten Griwodz & Pål Halvorsen University of Oslo Network Architecture Approaches  WAN backbones −SONET −ATM  Local distribution network −ADSL (asymmetric digital subscriber line) −FTTC (fiber to the curb) −FTTH (fiber to the home) −HFC (hybrid fiber coax) (=cable modem) −E-PON (Ethernet passive optical network) −…−…  Different capabilities −loss rate −bandwidth −possible asymmetric links −distance −load −….
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