橡A little bit faster line to the home

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1 A little bit faster access line to the home - xdsl Internet Access - JANOG6 in 2000/6/16

2 xdsl DSL = Digital Subscriber Line (ADSL) 6Mbps (ADSL Annex.A G.dmt) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 2

3 xdsl x DSL ADSL(Asymmetric DSL) HDSL(High-Bit-Rate DSL) SDSL(Symmetric DSL) VDSL(Very High Speed DSL) IDSL(ISDN DSL) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 3

4 x=a: ADSL(Asymmetric DSL) 1 (2 ) - ADSL(G.dmt) ADSL Lite(G.Lite) 5.4k ADSL (G.dmt/Full Rate) 640kbps, 6Mbps ADSL Lite(G.Lite) 512kbps, 1.5Mbps (26AWG:0.4mm 24AWG:0.5mm ) ( ) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 4

5 x=a: ADSL(Asymmetric DSL) cont., Annex.A - ADSL Annex.C - ADSL NTT ISDN Annex.E /6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 5

6 x=h: HDSL(High-Bit Rate DSL) T /2Mbps ( ) 3.6km NTT DA /6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 6

7 x=s: SDSL(Symmetric DSL) 1 (2 ) 5.4km 768k/1.5M/2Mbps( ) SHDSL(Single Pair HDSL) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 7

8 ISP- A Network ADSL Modem ISP-A MDF DSLAM Broadband RAS Aggregator) RADIUS ADSL Modem ISP-B ISP- B Network NTT ATM 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 8 ISP Network NOC

9 ADSL Modem CPE:Customer Premises Equipment Spliter DSLAM(DSL Access Multiplexer) ATM switch Aggregator (ATM Remote Access Server) Radius IP Router 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 9

10 ADSL Modem User Interface: Ethernet Interface USB PCI Network Interface: RJ-11 (dry cupper pair) Transmission Method: ADSL Full Rate or ADSL G.Lite L2 Protocol: ATM 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 10

11 ATM L2 PPPoA : IP over PPP over ATM over DSL IPoA : IP over ATM over DSL Bridge : IP over Bridge over ATM over DSL PPPoE : IP over PPP over Ethernet over ATM over DSL HTTP over TCP over IP over PPP over Ethernet over ATM over ADSL??????? 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 11

12 ADSL Modem ADSL Modem MDF DSLAM NTT Broadband RAS Aggregator) RADIUS ISP-A 10Base-T or USB ATM over ADSL PPPoA, IPoA, Bridge over ATM, PPPoE ATM ATM or 100Base-X L1/L2 User Segment Private Address Block (ex: /24) WAN Segment (ex: /24) ISP-A CIDR Block (ex: /16) Interwork Segment (ex: /30) IP 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 12

13 T ) (FEXT) (NEXT) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 13

14 ADSL Line-up - ADSL NTT ISDN( ) kHz ADSL ADSL (34k 1104kHz) ADSL Lite (34k 552kHz) ISDN BRI 320KHz! 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 14

15 ISDN ADSL ADSL G.Lite 34k 552kHz 34k 1104kHz ADSL G.dmt 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 15

16 kbps 62% 1000kbps 88% 750kbps 98% 512kbps 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 16

17 1536kbps User 650 Up 512kbps, Down 1536kbps ADSL G.Lite 1376kbps user 2010 Up 512kbps, Down 1376kbps 5 ISDN 640kbps user 1435 Up 480kbps, Down 640kbps 11 ISDN 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 17

18 ADSL G.Lite 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 18

19 ISDN PBX PC Ethernet HUB USB (T_T 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 19

20 ISDN ACR :-( :-( 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 20

21 ISDN PC 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 21

22 1 1) 2) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 22

23 2 3) 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 23

24 2000/6/16 A little bit faster access line to the home - Copyright Shigeki Yahagi, eaccess Ltd., 24

JANOG7 / BroadBand Panel : Wideband Access Line / P 2 アクセスラインの種類 間欠接続 ダイヤルアップでも大丈夫? 常時接続 やっぱこれでしょう NTTフレッツシリーズのおかげで 安価に常時接続を手に入れることができるようになった

JANOG7 / BroadBand Panel : Wideband Access Line / P 2 アクセスラインの種類 間欠接続 ダイヤルアップでも大丈夫? 常時接続 やっぱこれでしょう NTTフレッツシリーズのおかげで 安価に常時接続を手に入れることができるようになった JANOG7 / BroadBand Panel : Wideband Access Line BroadBand 時代における アクセス回線について 2000.Dec.21 JANOG7 @ IW2000 / OSAKA イー アクセス株式会社岡本久典 okapon@eaccess.net JANOG7 / BroadBand Panel : Wideband Access Line / P 2

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