Broadband Convergence Network Design - APRICOT PDF
Preview Broadband Convergence Network Design - APRICOT
BBrrooaaddbbaanndd CCoonnvveerrggeennccee NNeettwwoorrkk DDeessiiggnn 2005. 2. 22 BByyuunngg--CChhaanngg KKaanngg,, VVPP [email protected] 1/27 CCoonntteennttss NNeettwwoorrkk TTrreenndd BBccNN OOvveerrvviieeww BBccNN TTrraannssppoorrtt BBccNN SSeerrvviicceess SSaammssuunngg’’ss BBccNN SSoolluuttiioonn 2/27 PPaarraaddiiggmm SShhiifftt EEEmmmeeerrrgggiiinnnggg EEErrraaa ::: IIInnnttteeegggrrraaatttiiiooonnn ooofff CCCooommmmmm...,,, BBBrrroooaaadddcccaaasssttt aaannnddd IIInnnttteeerrrnnneeettt Digital convergence due to ... Digital convergence due to ... - Digital technology improvement - Digital technology improvement - Network technology and performance improvement - Network technology and performance improvement - Computing power growth - Computing power growth MMoovviiee MMuussiicc NNeewwss GGaammee VVOODD VVooiiccee DDaattaa BBrrooaaddbbaanndd ccoonnvveerrggeennccee NNeettwwoorrkk Broadcasting Internet Comm. Network • Terrestrial • Cable • FTTC+xDSL/LAN • Wired • Satellite • Satellite • FTTH or HFC • Wireless Improvement of Digital Technology Improvement of Network Technology Growth of Computing Power Network 3/27 AAss aa RReessuulltt -- RRaappiidd GGrroowwtthh ooff IInntteerrnneett UUsseerrss 785.7 WWoorrllddwwiiddee IInntteerrnneett UUsseerrss Latin-America ((UUnniitt :: MMiilllliioonn)) 6.51% Africa 1.56% 544.2 407.1 AAssiiaa//PPaacciiffiicc Canada & USA 3311..0044%% 29.01% Europe 160.0 27.73% Middle-East 2.14% [[SSoouurrccee:: KKRRNNIICC,, IInntteerrnneett WWoorrlldd SSttaattss]] 11999988 22000000 22000022 22000044 GGrroowwiinngg PPootteennttiiaall dduuee ttoo IInntteerrnneett MMuullttiimmeeddiiaa !!!!!! 4/27 AAss aa RReessuulltt -- RRaappiidd GGrroowwtthh ooff WWiirreelleessss UUsseerrss Total Mobile Subscribers Internet-enabled Handsets Mobile Data Users [Unit : 10 million] 180 160 140 120 100 80 60 40 20 0 2000 2001 2002 2003 2004 2005 Total Mobile Subscribers 103.3 119.8 135.3 150.2 163.8 176.9 Internet-enabled Handsets 8.2 29.4 69.6 120.1 152.4 171.1 Mobile Data Users 0.3 2.9 17.4 48.1 83.8 111.2 GGrroowwiinngg PPootteennttiiaall dduuee ttoo WWiirreelleessss MMuullttiimmeeddiiaa !!!!!! 5/27 AAss aa RReessuulltt -- RRaappiidd EEvvoolluuttiioonn ooff SSeerrvviicceess TTrraannssmmiissssiioonn rraattee [[bb//ss]] 1G HD quality TV broadcasting, VoD 3D video, on-line virtual 3D game 100M FFTTTTHH Network-based robot & computing 50M VVDDSSLL On-line 3D game High quality Internet broadcasting 20M Full screen VoD, P2P file transfer 10M On-line 2D game Internet broadcasting (small screen) AADDSSLL,, Small screen VoD, etc… 1M CCaabbllee MMooddeemm Text-based chatting MP3 music, JPEG 1995 2001 2003 2005 2008 6/27 KKoorreeaann GGoovveerrnnmmeenntt’’ss VViissiioonn The IT839 Strategy 9 8 3 IT New Growth New Services Infrastructures Engine ••WWiiBBrroo ••BBrrooaaddbbaanndd ••NNGG MMoobbiillee Communication convergence N/W Communication • DMB convergence N/W • DMB • Digital TV • Digital TV ((BBccNN)) • Home N/W (BcN) • Home N/W • Home N/W • Home N/W • Ubiquitous • Ubiquitous • Telematics • Telematics • IT SoC • IT SoC Sensor N/W Sensor N/W • RFID • RFID • Next-Generation PC • Next-Generation PC (USN) (USN) ••WW--CCDDMMAA ••EEmmbbeeddddeedd SS//WW • IPv6 • IPv6 • Digital Contents • Terrestrial DTV • Digital Contents • Terrestrial DTV • Telematics • Telematics • Internet Telephony • Internet Telephony • Intelligent Service • Intelligent Service (VoIP) (VoIP) Robot Robot 7/27 BBccNN CCoonncceepptt NNeexxtt ggeenneerraattiioonn ccoonnvveerrggeedd nneettwwoorrkk wwhhiicchh ccaann pprroovviiddee QQooSS gguuaarraanntteeeedd ccoommmmuunniiccaattiioonn aanndd bbrrooaaddccaassttiinngg sseerrvviicceess aatt aannyyttiimmee,, aannyywwhheerree aanndd wwiitthh aannyy ddeevviicceess Application Services Open API QQQoooSSS SSSeeecccuuurrriiitttyyy IIIPPPvvv666 Comm./Broadcast Wired/Wireless Voice/Data Wired Comm. Broadband DMB CATV FTTH Wireless Comm. Telephony Internet Home N/W UB Network Integrated information devices 8/27 BBccNN AArrcchhiitteeccttuurree BBBcccNNNlllaaayyyeeerrreeeddd aaarrrccchhhiiittteeeccctttuuurrreee Application Service Server OAM & Control Softswitch AAA Security Provisioning Transport BcN Transport Gateway Access 9/27 PPrreesseenntt TTrraannssppoorrtt IIssssuueess PPPrrreeessseeennnttt BBBcccNNN • Service-dependent N/W • Converged network • Service-dependent N/W • Converged network - MPLS/GMPLS-based IP network - Data/Voice, Wire/Wireless - MPLS/GMPLS-based IP network - Data/Voice, Wire/Wireless • QoS guaranteed network • QoS guaranteed network - Communication/Broadcasting - Communication/Broadcasting - Flow based end-to-end QoS - Flow based end-to-end QoS • Not guaranteed QoS • Not guaranteed QoS • Managed IP networks • Managed IP networks • Not managed network • Not managed network - SLA, flow, fault management - SLA, flow, fault management ••IInnssuuffffiicciieenntt sseeccuurriittyy --PPeerrffeecctt FFCCAAPPSS • Network-based security • Deficiency in IP address • Network-based security • Deficiency in IP address - Authorization/Authentication - Authorization/Authentication • Insufficient revenue- • Insufficient revenue- - IPsec, SSH, Cryptography - IPsec, SSH, Cryptography generating services generating services • Deployment of IPv6 • Deployment of IPv6 • Support new services for • Support new services for pay pay 10/27
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