Sonet

SONET/SDH Smita Rai, Anpeng Huang, Suman Sarkar 04/30/2006 rapscallion 1 Outline opening SONET engineering science Architecture Frames SONET Networks Point-to-point Rings Next contemporaries SONET Why NG-SONET? practical(prenominal) Concatenation (VCAT) Link Capacity valuation account evasion (LCAS) Generic Framing Procedure (GFP) 04/30/2006 Page 2 1 Introduction SONET: Synchronous Optical NETwork bar for optical telecommunications direct SONET defines optical carrier (OC) levels and electrically same synchronous dis shopping center signals (STS) for fiber-optic based transmission system hierarchy 04/30/2006 Page 3 Introduction aline originally by Bellcore Standardized by Exchange Carriers Standards linkup (ECSA) for American National Standard Institute (ANSI T1.

105) Outside US, kept up(p) by International Telecommunication Union (ITU) European eq to SONET: SDH (Synchronous Digital Hierarchy) 04/30/2006 Page 4 2 Introduction SONETs current place in optical network Widely deployed Ideal for back squeeze core networks, regional networks, and metro networks Interconnects switches and routers for transport purposes R atomic number 18ly harbor within customer premises/access networks (Ethernet, PON, DSL are much economic) 04/30/2006 Page 5 Advantages of SONET Increased bandwidth all over tralatitious telecomm system Increased configuration flexibility that supports prox applications, with shape of transmission rates Reduction in equipment destiny An outgrowth in network reliabil ity 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 nervous strain Section visible ADM, Optical Switch or botch up link up Path origin Section Physical Regenerator Frames Line Section...If you deficiency to get a full essay, tramp it on our website: OrderCustomPaper.com

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