1. 1 Sidevõrgud IRT 0020 loeng 1 11.sept. 2006 Avo Ots telekommunikatsiooni õppetool, TTÜ raadio- ja sidetehnika inst. avo.ots@ttu.ee

2. 2 Võrgutehnoloogiad Võrgutehnoloogia: kanalitehnoloogia võrgusõlme tehnoloogia TEENUSED RIISTVARA & TARKVARA

3. 3 Teenused võrgu kaudu

4. 4 R Lüüs/marsruuter G

5. 5 Kihid 76543217654321 Füüsiline ( ühendus ) Kanal Võrk Transport Seanss Esitlus Rakendus Application Presentation Session Transport Network Data link Physical SSL, WSP RFC 791 IP, RFC 792 ICMP TCP RFC 793, UDP RFC 768 WAE, HTTP, RFC821,822 ISO 8859-15 IEEE 802.11a Cat5, RS-232D

6. 6 Physical Network Transmission Network CPE Physical Network Transmission Network Switching Network Switching Network Application Layer Service Layer Transmission Layer Physical Layer Physical Interface Logical Interface UNI NNI Service Access Point APP Switching Network Switching Network Switching Network Switching Network Service Network Service Network

7. 7 Service Access Service Access Service Logic Service Independent Block Service Independent Block Service Switch Service Control Service Switching Service Access Service Independent Block Service Independent Block Service Switch Service Logic Service Access Service Access Service Access Service Access Service Access Service Access Service Access Service Access Service Components Service Independent Block Service Independent Block Service Independent Block Service Independent Block Service Independent Block Service Independent Block Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Call/ Session Session Control (Circuit Switching control)

8. 8 Transmission Network Transmission Network Packet Switching Network Packet Switching Network ISP Applications ISP Applications CPE Transmission Network Transmission Network Transmission Network Transmission Network Packet Switching Network Packet Switching Network ISP Applications ISP Applications ISP Applications ISP Applications Application Layer Network Layer Transmission Layer Physical Interface Logical Interface IP NNI Service Access Point APP Server Client

9. 9 A Terminal A Terminal B Terminal B Terminal A Portal B Portal Transmission Access Session Service Control Service A Home Service B Home Service A User Service Management A User Service Management B User Service Management B User Service Management Transmission Access Service Terminal Telecom basic service/call control Off-line customer management Extended call control and IN charging Linear Service Architecture in Legacy Network: Static Services Two-Dimension Service Architecture in NGN: Active Services

10. 10

11. 11 Link http://www.mmwave.com/pdf/Alvarion.pdf