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Unformatted text preview: Broadband Network Architectures 2.1 Physical, Link and Network 2.1 Physical, Link and Network Layer Technologies Intro Prof. John Silvester Backbone vs Access Network Backbone vs Access Network Backbone Networks primarily use Optical Backbone Networks primarily use Optical Fiber based transmission (some micro- wave wave) Access Networks use a variety of transmission technologies: Wire (Dialup transmission technologies: Wire (Dialup, DSL), Radio (WiFi, WIMAX, Cellular), Optical Fiber FTTx Cable Optical Fiber (FTTx, Cable) First look at Backbone Technologies usc-den-ee555-spring09 2.1 PLN Technologies, Intro 2 Network Architecture: Layers Revisited (7) Application FTP, HTTP (4) Transport TCP, UDP (3) Network IP (ATM (3) Network IP (ATM) (2.5) Switching MPLS, VLAN (2) Link ARQ Framing Ethernet MAC (2) Link ARQ, Framing, Ethernet MAC (1.5) SONET (multiplexing) (1) Physical Layer SONET, Cable, Optical, Ethernet PHY (1) Physical Layer SONET, Cable, Optical, Ethernet PHY (0) Optical Layer...
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This note was uploaded on 12/22/2010 for the course EE 555 taught by Professor Silvester during the Fall '08 term at USC.
- Fall '08