Voice/Video/VPN Services in a Converged Internet/Telecom Environment

1. Voice/Video/VPN Services in a Converged Internet/Telecom Environment 報告人：林宗葆 工研院電通所 中華民國九十二年七月二十二日

2. Network Technology Outlook Voice/Video/VPN Evolution Trend ITRI V3oIP Test Bed Conclusion Outline

3. Ultra-high Speed Access • Quality of Service • Interactive Video Service • Universal Access Network Technology Outlook 技術分類層次 IP-based Storage Area Network Service/ Applications Multicast Streaming Video Heterogeneous Networked Video Unicast Video Broadcast Video Location Service OSA/OMA VHE Metro/ Transport ITS Softswitch IN Multi-Gb Ethernet Access VoIP NG Sonet/SDH 3GPP R4/R5 DWDM Ultra Wideband Heterogeneous Inter-Networking (WLAN/GPRS/3G) ATM OFDM-CDMA FTTH Sonet/SDH FITL FTTD 3GPP 99 WDM-based GSM GPRS OFDM/OFDMA FITB FTTC/B TDD EFM FDD Cable VDSL xDSL Adaptive Component/Module ADSL SHDSL 56 K Modem HDSL 3D Passive Component/ Module Digital Adaptive Pre-distorted LPA TDMA ~ 2001 2008 ~ Year

4. 9000 IP-PSTN Converged Network IN/SCP SS7/PSTN Network PSTN Local Switch PSTN Local Switch STP softswitch softswitch SG SG IP Network SIGTRAN MGC MGC SIP Megaco Trunk Gateway Trunk Gateway RTP Streams Personalized VoIP Service System IP-PBX IP Phone IP Phone Billing/Internet Messaging Authentication/Directory/... PC Phone

5. Current Videoconferencing Solutions Room VC System STB VC/Video Phone H.320 H.324 ISDN POTS (PSTN) ATM Gateway IP - IP SIP H.323 H.321

6. Emerging Videoconferencing Solutions ((MCU) Video/Web Conferencing Server • Wireless Access • Circuit Switched • IP Access • => All IP Core Network 3GPP CSCF Softswitch ALL IP Network SS7 Wireless Network PSTN Network WLAN Call Agent E1 Trunk Wireless LAN SIP Proxy CSCF: call session control function SIP Soft-Phone IP A/V Phone

7. IP-based Virtual Private Network IP-Based VPN More secured Quality guaranteed Ubiquitous Economics Dynamic Provisioning Branch Office Headquarter PSTN based VPN PSTN Branch Office IP based VPN Partner Internet Moving Workers Tele-Worker

8. Multi-Service IP-VPN is Coming On-Line Shopping Distance Learning Video Phone Broadband IP-VPN Infrastructure Movie on Demand Video conference

9. Total Solution for the Future - V3oIP Video , Voice, VPN over IP 3C Solution - Converged, Convenient, Cost-Effective

10. Fabric Signaling Features ITRI’s Network Convergence：V3oIP Open Architecture After Convergence Closed Architecture Before Convergence Legacy/Proprietary Telephony Open Telephony & Video Telephony Open, Standard, Flexible, Distributed • Embedded Applications • Embedded Call Control • Embedded • Circuit Switching • Closed • Proprietary • Inflexible • Centralized Open Applications PBX Open/Standard Application Interfaces Closed, Proprietary, (TAPI, XML, JAIN, Parlay, …) Inflexible, Monolithic Standards-Based Call Control Proprietary Applications Open/Standard Call Control Protocols Embedded Call Control (SIP, H.323, MGCP , ...) TDM Circuit Switching Standards-Based IP Packet Infrastructure Proprietary Open/Standard Transport Protocols Interface/Protocols (Ethernet, DSL, ,…) Open/Standard Proprietary Telephones Telephones Data/Internet Voice Single Infrastructure IP BasedMulti-service Network Today Tomorrow Video Wireless

11. Audio/Web Conferencing • Slide Sharing • Unified Messaging • Video Conferencing Application Server CCL IP-PBX Rolm PBX Digital i/f SIP SIP Softphone SIP ITRI - Hsinchu HQ PSTN VPN, VoiceNAT, QoS IP Phone T3 Internet Video Phone ITRI-Tainan/Taipei Digital i/f PBX - Tainan ITRI’s V3oIP Test Bed

12. VPN, QoS, MPLS, VoIP…all the new technologies push digital content converged to IP network Twenty-year Ethernet and IP developing experience makes Taiwan an important player in the emerging IP era There will be lots of new telecom product, like Metro Ethernet, EFM, EoDSL, IP-PBX etc, it’s the right time for the telecom and datacom venders to join together for conquering the brand new market Conclusion