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20 Мa’ruza Konvergent tarmoqlar
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| bet | 17/17 | | Sana | 10.02.2024 | | Hajmi | 6,89 Mb. | | #154370 |
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Switching
Fabric
Processor
Line card
Line card
Line card
Line card
Line card
Line card
data plane
control plane
Data Plane Paketlarda oqim algoritmlari - Ba'zi bitlar bo'yicha qidirish Keng ko’lamli funktsional imkoniyatlari - yo’naltirish - kirishni boshqarish - trafik monitoringi - bufferlash va markirovkalash - chuqur paket tekshiruvi
Switching
Fabric
Processor
Switch: MAC adres bo’yicha ishlaydi - MAC manzillari joyga bog’lanmagan
- Interfeys kartasining ishlab chiqaruvchisi tomonidan tayinlangan
- LANdagi hostlar bo'yicha birlashtirilish imkoni yo’q
host
host
host
...
mac1
mac2
mac3
switch
host
host
mac4
mac5
Switchlar va/yoki Routerlar tarmog’i
Qo'shnilar orasida taqsimlangan algoritm
Complicated task-specific distributed algorithm
an’anaviy boshqaruv mexanizmlari
Network OS (e.g. NOX)
SDN – bu Control Plane uchun pog’onalar
Global Network View
Control Program
routing, access control, etc.
Forwarding Model
Misol: OSPF va Dijkstra
Misol: Load Balancing
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