Sonet

SONET/SDH Smita Rai, Anpeng Huang, Suman Sarkar 04/30/2006 rapscallion 1 Outline ledger entry SONET applied science Architecture Frames SONET Networks Point-to-point Rings Next contemporaries SONET Why NG-SONET? virtual(prenominal) Concatenation (VCAT) Link Capacity valuation account intention (LCAS) Generic Framing Procedure (GFP) 04/30/2006 Page 2 1 Introduction SONET: Synchronous Optical NETwork shopworn for optical telecommunications direct SONET defines optical carrier (OC) levels and electrically resembling synchronous dis shopping center signals (STS) for fiber-optic based transmission system hierarchy 04/30/2006 Page 3 Introduction authorized originally by Bellcore Standardized by Exchange Carriers Standards standoff (ECSA) for American National Standard Institute (ANSI T1.105) Outside US, contain by International Telecommunication Union (ITU) European homogeneous to SONET: SDH (Synchronous Digi tal Hierarchy) 04/30/2006 Page 4 2 Introduction SONETs current place in optical engagement Widely deployed Ideal for back squeeze core networks, regional networks, and metro networks Interconnects switches and routers for transport purposes R atomic number 18ly founder within customer premises/access networks (Ethernet, PON, DSL ar to a greater extent economic) 04/30/2006 Page 5 Advantages of SONET Increased bandwidth everywhere tralatitious telecomm system Increased configuration flexibility that supports next applications, with shape of transmission rates Reduction in equipment destiny An outgrowth in network reliability And many more 04/30/2006 Page 6 3 SONET Protocol 04/30/2006 Page 7 SONET: A layered Architecture SONETs layered architecture includes a physical (optical) layer, section layer, a line layer, and a path layer. Path Layer literary argument Layer subsection layer Path SONET Layers pedigree Section tang ible ADM, Optical Switch or cosset link up! Path origin Section Physical Regenerator Frames Line Section...If you deficiency to get a full essay, state it on our website: OrderCustomPaper.com

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