1. 1 IEX8175 RF Electronics Avo Ots telekommunikatsiooni õppetool, TTÜ raadio- ja sidetehnika inst. avo.ots@ttu.ee

2. 2 NGN QoS and security for successful convergence Virtual Private Networks for converged networks and QoS Network management directories, policies and intelligent agents for decision support, configuration and QoS

3. 3 CAC=Call/Connection Admission Control DS=DiffServ Byte in IP Header 802.1p DS 802.1p DS CAC “IP” Network LEC SS7 LEC SS7 DS Media Gateway Media Gateway Signaling Gateway Signaling Gateway Media GW Controller Media GW Controller Gate Keeper Gate Keeper QoS Policy, Manager VoIP Architecture

4. 4 Coverage WWAN MAN WLAN PAN Adjacent Near Field, Active RFID Passive RFID 1M 10M 100M 1 KM 1,000 KM GSM-CSD, Motient, Mobitex, CDPD GSM-GPRS 1xEVDO Cdma 1xRTT W-CDMA GSM-EDGE 1xEVDV PMR TETRA Proprietary Fixed Mesh 802.16, WiMAX 802.11b 802.11 a,b,e,g,h, i,f,n Bluetooth 802.15.4 UWB Proprietary PAN Range (Cellular) (Metropolitan) (Personal) (Campus)

5. 5 GSM + multimedia Wireline xDSL CATV PS domain SIP SIP/ H.323 SIP/ H.323 3G-324M GW CS PLMN WLAN CS domain GSM CDMA WCDMA EDGE IP Multimedia domain

6. 6 GSM services GSM BSC MGW Connectivity backbone (IP,..., TDM) MSC Server SGSN Server SCP Connectivity Control Services/Applications HLR Appl Servers MGW GGSN Internet Intranets MGW PSTN/ISDN/ PLMN MSC Server H.323 MGW SIP GSM BSC PoC

7. 7 Links http://www.openmobilealliance.com/ http://en.wikipedia.org/wiki/Next_Generation_Net working http://en.wikipedia.org/wiki/Fixed- Mobile_Convergence_Alliance http://en.wikipedia.org/wiki/IP_Multimedia_Subsy stem