fttx and tripleplay basic facts
DESCRIPTION
Presentation about basics of FTTx and deployments, why it is important. Presented at Panduit RoadShow @ Belgrade, Serbia.TRANSCRIPT
FTTx i Triple PlayMihajlo Prerad, Micom TM International
Agenda
•Predstavljanje•Zašto FTTx?•FTTx arhitektura•Triple Play
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Zašto FTTx?
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Porast korisnika
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Potrošači zahtevaju...
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Potrebe aplikacija
Aplikacija Protok
IP telefonija 0.064 Mbps
Internet 1..10 Mbps
Onlajn video 5 Mbps/ch.
HDTV 9..20 Mbps/ch
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Potrebe prosečnog korisnika
Data
Voice
Video
AccessNetwork
5..20 Mbps
0.1 Mbps
6..30 Mbps
1..10 Mbps
10 do 30 Mbps
9 – 20 Mbps
0,1 Mbps
1 – 10 Mbps
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Rešenje: konvergencija!▫DATA
HS Internet access Online gaming File sharing
▫VOICE VoIP Internet radio
▫VIDEO IPTV VOD - Video on Demand Video conferencing
Data
Voice Video
TriplePlay
Video onDemand
Voiceover IP
VideoConfe-rencing
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Primena novih tehnologija
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Fiber To The “whatever”
Fiber To The Node
Fiber To The Curb
Fiber To The Building
Fiber To The Home
FTTX
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Izbor FTTx arhitekture
•Treba razmotriti veliki broj parametara: Lokacija mreže i okolina Trošak implementacije Broj korisnika ROI – Return Of Investment
•Vrste arhitektura▫Aktivna▫Pasivna
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Home-Run arhitektura
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Active Star
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PON - Passive Optical Network
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Najčešće rešenje: FTTB/FTTC + DSL/LAN
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xDSL test
Ključna pitanja Metodologija testaDa li postoji odgovarajuća konektivnost korisničkog kraja i DSLAM-a?
Emulacija CPE modema za izvođenje automatskih DSL link-up testova i ključnih merenja
Da li postignuti DSL “data-rate” zadovoljava željeni servis i marginu šuma (SNR margina)?
Merenje upstream data-rate, downstream data-rate, SNR Margin preko 10e-7 BER i teoretski maksimalni data-rate
Da li je broj grešaka dovoljno nizak da se obezbedi odgovarajući kvalitet servisa?
Merenje CRC grešaka, broj prekvalifikovanih događaja i “error seconds”
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Triple-Play test
Ključna pitanja Metodologija testaDa li će IPTV i Video on Demand servisi raditi kao što je planirano?
Set Top Box (STB) emulacija sa MPEG-TS video stream analizom i merenjima:
Packet Metrics Bandwidth Channel Change Delay
Da li će VoIP raditi kao što je planirano i kakav je kvalitet servisa?
IP Phone emulacija Merenje statistike paketa Real time i “in-service” merenja:
MOS (Mean Oppinion Score)R-Factor
Verifikacija DATA servisa? IP PING, Trace Route, HTTP/FTP download
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