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1 Colour TV
2 Computer Hardware and Networking - Routers, Gateways, LAN, WAN, VPN
3 Telecom Networks- PSTN, ISDN, FON, ADSL, Broadband
4 Wireless Communication  - Wifi, Bluetooth, WLL, LMDS, MMDS, WIMEX, RFID
5 Wireless Communication  - Satellite, SONET, SDH, OC,
6 Communication Networks - GSM, CDMA, GPS, GPRS
7 Communication Networks - 3G-EDGE,UMTSWCDMA, 4G-LTE,WIBRO,
8 Mobile Networks - MIMO, MVNE, MVMO, GERAN, SDR, TETRA
9 IP Networks - VOIP, NGN, ROIP,TDMOIP, FOIP, SIP, MGCP

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