Asynchronous Transfer Mode (ATM) Broadband ISDN (B-ISDN)

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<strong>ATM</strong> Reference model planes• Control - responsible for signalling• User - responsible for data transfer• Management• Layer management manages layer-specific functions,such as the detection of failures and protocolproblems• Plane management manages and coordinatesfunctions related to the complete system© 2005 Petr Grygarek, Advanced Computer Networks Technologies12
Physical layer• Manages medium-dependent issues• Converts cells cinto bitstream• and packages it into frames of underlyingtechnology (SDH, E3, …)• Tracks for cell boundaries• Uses various media, various transfer rates• plesiochronous hierarchy (E/T lines),SDH/SONETSONET, , dark fiber, TP, …© 2005 Petr Grygarek, Advanced Computer Networks Technologies13
Page 1 and 2: Asynchronous Transfer Mode(ATM)Broa
Page 3 and 4: Statistical multiplexing principlec
Page 5 and 6: ATM Endpoints• (Workstations)•
Page 7 and 8: VPI and VCI• VPI+VCI together ide
Page 10 and 11: ATM layers and reference model© 20
Page 14 and 15: ATM layer• Switches cells accordi
Page 16 and 17: ATM QoS© 2005 Petr Grygarek, Advan
Page 18 and 19: Examples of ATM VC QoS parameters
Page 20 and 21: Signalling and SVC EstablishmentReq
Page 22 and 23: Connection request routing protocol
Page 24 and 25: Usage of ATM for Data Transfers© 2
Page 26 and 27: LAN Emulation• Gives to stations
Page 28 and 29: LAN Emulation Client (LEC)• entit
Page 30 and 31: Broadcast and Unknown Server(BUS)
Page 32 and 33: Classical IP over ATM(CLIP)© 2005
Page 34 and 35: ATM position today• Telco company

Asynchronous Transfer Mode (ATM) Broadband ISDN (B-ISDN)

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