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© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Cisco Confidential 1 © 2010 Cisco and/or its affiliates. All rights reserved. Shishio Tsuchiya [email protected] HTTP2.0のインパクト
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HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya [email protected] HTTP2.0のインパクト

Jun 19, 2020

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Page 1: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Cisco Confidential 1 © 2010 Cisco and/or its affiliates. All rights reserved.

Shishio Tsuchiya

[email protected]

HTTP2.0のインパクト

Page 2: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 2

登壇者

• 土屋 師子生(シスコシステムズ合同会社)

• 清水 一貴 (株式会社レピダム)

• 西塚 要 (エヌ・ティ・ティ・コミュニケーションズ株式会社)

• 新村 信 (アカマイ・テクノロジーズ合同会社)

Page 3: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3

Agenda

• イントロダクション

•  HTTP2.0プロトコル詳細/標準化動向

•  CGNから見たトラフィック傾向

•  AkamaiのSPDY/HTTP2.0対応状況

Page 4: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 4

HTTP2.0って?

SPDY の標準化版(httpbis)

Page 5: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 5

SPDYの対応状況

• クライアント Chrome,FireFox,Operaがデフォルトで有効

• Google/Facebook/LINEなどが既に対応済み

Page 6: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6

HTTP1.1と同じ所、違う所

• メソッドは同じ

• テキストベースからバイナリーベースへ

• ヘッダー圧縮

• 暗号化必須(?)

• マルチセッション

Page 7: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7

HTTP1.1

CGN

Page 8: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8

HTTP2.0

CGN

$!#%&&! Support SPDY/

HTTP2.0/HTTP1.1??

Upgrade??

Non/Old ブラウザ

Page 9: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9

どうなる?

•  CGN/ローバランサーの負荷は減る?

• リバースプロキシ−?

• ロードバランサーの対応状況?

• 暗号化??バイナリ??

• 非対応ブラウザは??

•  IPv6もオッケー?

Page 10: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 10

Agenda

• イントロダクション

•  HTTP2.0プロトコル詳細/標準化動向

•  CGNから見たトラフィック傾向

•  AkamaiのSPDY/HTTP2.0対応状況

Page 11: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 11

Today’s Internet Topology

NAT

HDTV NAT

IPv4 インターネット

IPv6 インターネット

RFC1918 プライベートアドレス

プロバイダー グローバルアドレス

枯渇

Page 12: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12

Carrier Grade NAT(NAT444)

NAT

HDTV NAT

IPv4 インターネット

IPv6 インターネット

RFC1918 プライベートアドレス

RFC6598 ISP Shared Address

100.64.0.0

プロバイダー グローバルアドレス

Page 13: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13

CGN問題点/要求事項

大量のユーザのNATテーブルを持たなけ

ればならない

冗長化必須

ログ保管

複雑なデザイン 追加インターフェース

Page 14: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 14

Agenda

• イントロダクション

•  HTTP2.0プロトコル詳細/標準化動向

•  CGNから見たトラフィック傾向

•  AkamaiのSPDY/HTTP2.0対応状況

Page 15: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 15

Atlas Internet Observatory Report

•  国内だとより顕著!?

http://ccr.sigcomm.org/online/files/p75_0.pdf

Page 16: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 16

Agenda

• イントロダクション

•  HTTP2.0プロトコル詳細/標準化動向

•  CGNから見たトラフィック傾向

•  AkamaiのSPDY/HTTP2.0対応状況

Page 17: HTTP2.0のインパクト - JANOG · © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1 Shishio Tsuchiya shtsuchi@cisco.com HTTP2.0のインパクト

Thank you.