NTT IPv6のはなし - 垣間見える日本のインターネット通信業界構造 -

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32 192 . 0 . 2 . 1 11000000 00000000 00000010 00000001 8 128 2001 : 0db8 : 11aa : 22bb : 33cc : 44ee : 55ff : 00060010 0000 0000 0001 16

IPv4 IPv6

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RIPE-NCCARIN APNIC AfriNIC LACNIC

IANA RIPE-RIR ARIN APNIC LACNIC AfriNIC NCC … … … … …NIR CNNIC IDNIC JPNIC TWNIC VNNIC …LIR ISP

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IPv4 IPv4 IPv4IPv4 IPv4 IPv4IPv4 IPv4 IPv4 1IPv4IPv4 IPv4 IPv4

Large Scale NAT ISP SOHO NAT

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•NGN PPPoE ISP NGN

• NGN

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ISPIPv4 ISP ISP ISP NTT ISP

IPv4 ISP ISPA POI B POI C POI A IP B IP C IP POI : Point Of Interface

IPv4 ISP ISP IIJ FreeBit Vectant NTT PCA POI B POI C POI A IP B IP C IP

IPv4 C C POI ISP OKA POI B POI C POI A IP B IP C IP

IPv4 IPv4 ISP NTT IPv6 IPv4IPv6

IPv6 IPv4 IPv4IPv6

IPv4 IPv4 ISP NTT IPv6 IPv6 TCP IPv4 SYN TCPRST IPv6 TCP RST IPv4

IPv6 IPv6 ISP A NTT NGN 2001:db8:aaaa::/48 2001:db8:beef::/48 A B 2001:db8:beef:cccc::12001:db8:aaaa:0001::1 2001:db8:beef:cccc::2 2001:db8:aaaa:0001::2 IPv6

IPv6 IPv6 ISP A NTT NGN 2001:db8:aaaa::/48 2001:db8:beef::/48 A B 2001:db8:beef:cccc::1 2001:db8:aaaa:0001::1 2001:db8:beef:cccc::22001:db8:aaaa:0001::2 2001:db8:aaaa:0001::2 IPv6 A

IPv6 IPv6 ISP A NTT NGN 2001:db8:aaaa::/48 2001:db8:beef::/48 A B 2001:db8:beef:cccc::1 2001:db8:aaaa:0001::1 2001:db8:beef:cccc::22001:db8:beef:cccc::2 2001:db8:aaaa:0001::2 IPv6 A

IPv6 ISP ISPA POI B POI C POI A NGN B NGN C NGN POI : Point Of Interface

ISP VNE ISP IPv6 ISP VNE VNE VNE VNE IPv6 NGNISP

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http://www.geekpage.jp	11664
http://localhost	33
http://www.newsblur.com	11
https://twitter.com	8
http://us-w1.rockmelt.com	7
http://reader.freerss.net	6
http://www.freerss.net	4
https://si0.twimg.com	4
https://twimg0-a.akamaihd.net	3
http://tweetedtimes.com	3
http://freerss.net	3
http://127.0.0.1	1
http://www.twylah.com	1
http://feeds2.feedburner.com	1

NTT IPv6のはなし - 垣間見える日本のインターネット通信業界構造 -

by geekpage on Jul 04, 2012

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NTT IPv6のはなし - 垣間見える日本のインターネット通信業界構造 - Presentation Transcript