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Avancerede Datanet

Avancerede Datanet. Switching. Ole Brun Madsen Professor Department of Control Engineering Aalborg University. Line Switching. Input. Input. Output. Output. Line Switching. Node Architechture. Local Access. Network Management. Switch. Layer 3. Layer 1-2. Packet Switching.

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Avancerede Datanet

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  1. Avancerede Datanet Switching Ole Brun Madsen Professor Department of Control Engineering Aalborg University Switching

  2. Line Switching Switching

  3. Input Input Output Output Line Switching Node Architechture Local Access Network Management Switch Layer 3 Layer 1-2 Switching

  4. Packet Switching Connection Oriented Switching

  5. Packet Switching Connection Less Switching

  6. Input Input Output Output Packet Switching Network Node Architecture Combined Access and Transport Node Local Access Network Management Router Layer 3 Layer 1-2 Switching

  7. Network Node Local Access Input Input Line Controller Line Controller Output Output Router Packet Switching A basic architecture for a Network Node Switching

  8. Addr1 AddrN Addr2 Addr LinkN Link2 Link1 Link Packet Switching Routing Methods A basic structure for a static routing function in a Network Node Precalculated Routing table(s) Look Up Table Wait for Input Look Up Destination Send to Output Queue Switching

  9. AddrN Addr2 Addr1 Addr Link LinkN Link2 Link1 Packet Switching Routing Methods A basic structure for a dynamic routing function in a Network Node Information from local system or from other network nodes Distance Calculation Process Wait for Input Look Up Table Look Up Destination Send to Output Queue Switching

  10. Packet Switching Routing Methods • Dynamic Routing Methods • Distance Vector Routing • Link State Routing • Hierarcial Routing • Routing for Mobile Hosts • Broadcast Routing • Multicast Routing Switching

  11. Switching Cell Relay Switching

  12. Switching Example of Switching Network types • Line switching • Telex • X.21 (Datex) • PSTN • ISDN • GSM/DCS1800 • Packet switching • X.25 (Datapak) • Frame Relay • IP net • ISDN • Packet Radio • Cell Relay • ATM Switching

  13. Network Architecture: PSTN, ISDN Network Hierarchy A T T A L L A A T T A A Network A T T A - Region L L A A - Group - Area T T A A Transit exchange L L T Local exchange L A A A A A A Access exchange A Switching

  14. A A A A A A A A A A A A T T L L L L T T T T T T L L A A A A A A Network Architecture: PSTN, ISDN Network Hierarchy Transit exchange T Local exchange L Access exchange A Switching

  15. Network Architecture: PSTN, ISDN Network Hierarchy A T T A L L A A T T A A A T T A L L A A T T A A L L Transit exchange T Local exchange L A A A A A A Access exchange A Switching

  16. Network Architecture: PSTN, ISDN Network Hierarchy A T T A L L A A T T A A A T T A L L A A T T A A L L Transit exchange T Local exchange L A A A A A A Access exchange A Switching

  17. Network Architecture: PSTN, ISDN Network Hierarchy A T T A L L A A T T A A A T T A L L A A T T A A L L Transit exchange T Local exchange L A A A A A A Access exchange A Switching

  18. Network Architecture, Packet Switching Network Hierarchy A B B A R R A A B B A A R Network A B B A - Bacbone R R A A - Region - Area B B A A Backbone exchange R R B Region exchange R A A A A A A Area exchange A Switching

  19. Network Architecture, Packet Switching Network Hierarchy A B B A R R A A B B A A R A B B A R R A A B B A A R R A A A A A A Switching

  20. Network Architecture, Packet Switching Network Hierarchy A B B A R R A A B B A A R A B B A R R A A B B A A R R A A A A A A Switching

  21. Network Architecture, Packet Switching Network Hierarchy A B B A R R A A B B A A R A B B A R R A A B B A A R R A A A A A A Switching

  22. Network Architecture, ATM Switching

  23. Network Architecture, ATM Switching

  24. Network Architecture, ATM ATM cell format Switching

  25. Network Architecture, ATM ATM cell format Switching

  26. Network Architecture, ATM ATM VPI, VCI Switching

  27. Network Architecture, ATM ATM Reference model Switching

  28. Network Architecture, ATM ATM Signaling Switching

  29. Network Architecture, ATM ATM Signaling Switching

  30. Network Architecture, ATM ATM Services Switching

  31. Network Architecture, ATM ATM Services Switching

  32. Network Architecture, ATM ATM Service Categories Switching

  33. Network Architecture, ATM ATM Service Categories Switching

  34. Network Architecture, ATM ATM Traffic Management Switching

  35. Network Architecture, ATM ATM Traffic Management Switching

  36. Network Architecture, ATM ATM QoS Switching

  37. Network Architecture High performance switches Fast Switched Backplane for a Gigabit Switched Router Nick McKeown Department of Electrical Engineering Stanford University, Stanford, CA 94305-9030 Switching

  38. Network Architecture High performance switches Newbridge Siemens Switching

  39. Network Architecture, ATM High performance switches Switching

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