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區域網路系統 明新技術學院資訊管理學系專任助理教授 工研院電通所無線通訊技術組顧問 清華大學資訊工程學系博士 林文宗博士 E-mail: wtlin@mis.mhit.edu.twwtlin@mis.mhit.edu.tw or wtlin@mercury.cs.nthu.edu.twwtlin@mercury.cs.nthu.edu.tw URL: http://mis1.mis.mhit.edu.tw/~wtlin
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 2 Agenda Introduction 802.1 standards Relationship 802.3 standards Discussion
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Introduction
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 4 OSI network architecture Physical Layer Data Link Layer Network Layer Transport Layer Session Layer Presentation Layer Application Layer MAC layer Physical Layer Logical Link Control OSI Layering
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 5 Bridge – (I) 實體層 應用層 表現層 會議層 傳輸層 網路層 鏈結層 實體層 應用層 表現層 會議層 傳輸層 網路層 鏈結層 實體層 Bridge 連結層 切割網段
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 6 Bridge – (II) Network 1Network 2 Bridge ABAB A B D C A C, D
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 7 Bridge Function MAC LLC MAC service user MAC service provider Relay MAC
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 8 Bridge Architecture MAC Service Higher layer Entities (Bridge Protocol Entity, Bridge Management, etc.) LLC entities MAC Relay Entity (MAC method Independent Function) Internal Sublayer Service Internal Sublayer Service MAC entities (MAC method Dependent Function) (MAC method Dependent Function)
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 9 Operation of Inter-Bridge Protocol Bridge Protocol Entity LLC Port State Information Frame Transmission Port State Information Frame Reception Frame Transmission Frame Reception Filtering Database
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IEEE Standards
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 11 IEEE 802 Architecture 802.2 Logical Link Control 802.1 Bridging 802.3 MAC 802.3 PHY 802.4 MAC 802.4 PHY 802.5 MAC 802.5 PHY 802.6 MAC 802.6 PHY 802.9 MAC 802.9 PHY 802.11 MAC 802.11 PHY 802.12 MAC 802.12 PHY 802.1 Management 802 Overview & architecture 802.10 Security Data Link Layer Physical Layer
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 12 IEEE 802 系列標準 (I) 802.1 – Network System 802.2 – Logical Link Control 802.3 – CSMA/CD 802.4 – Token Bus 802.5 – Token Ring 802.6 – MAN DQDB (Distributed Queue Dual Bus) 802.7 – Broadband LAN 寬頻技術建議群 (Broadband Technology Advisory Group) 802.8 – Fiber Optical LAN 光纖技術建議 (Fiber Optic Technical Advisory)
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 13 IEEE 802 系列標準 (II) 802.9 – Multimedia traffic 整合式資料與音訊網路 802.10 – Network Security 802.11 – Wireless LAN 802.12 – Demand Priority(100VG-AnyLAN) 802.13 – Not Used. 802.14 – CATV 802.15 – Wireless Personal Area Network BlueTooth 802.16 – BWA(Broadband Wireless Access) 802.17 – RPR(Resilient Packet Ring)
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IEEE 802.1 Standards
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 15 IEEE 802.1 系列標準 (I) 802.1B – 1995 Edition LAN/MAN management 802.1D – 1998 Edition MAC Bridges 802.1F – 1993 Edition Command definitions and procedures for IEEE 802 management (802- 1990) 802.1G – 1998 Edition Remote MAC Bridging 802.1H – 1997 Edition MAC Bridging of Ethernet V2.0 in LANs
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 16 IEEE 802.1 系列標準 (II) 802.1Q – 1998 Edition Virtual Bridged LANs 802.1t – 2001 Edition MAC Bridges – Amendment 1 to IEEE 802.1D 802.1u – 2001 Edition VLANs – Amendment 1 to 802.1Q : Technical and editorial corrections 802.1v – 2001 Edition VLANs – Amendment 2 to 802.1Q: VLAN Classification by protocol and port 802.1w – 2001 Edition MAC Bridges – Amendment 2 to IEEE 802.1D : Repaid Reconfiguration
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Relationship
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 18 IEEE 802.1 Standards 802.2 Logical Link Control 802.1 Bridging 802.3 MAC 802.3 PHY 802.17 MAC 802.17 PHY 802.1 Management 802.1B 802.1F 802 Overview & architecture Data Link Layer Physical Layer Bridging Function 802.1D, 802.1G 802.1t, 802.1w VLAN 802.1Q, 802.1u 802.1v …
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IEEE 802.3 Standard 2002 Edition
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 20 802.3 LAN Model
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 21 Terminologies AUI – Attachment Unit Interface MDI – Medium Dependent Interface MII – Media Independent Interface GMII – Gigabit Media Independent Interface MAU – Medium Attachment Unit PLS – Physical Layer Signaling PCS – Physical Coding Sublayer PMA – Physical Medium Attachment PHY – Physical Layer Device PMD – Physical Medium Dependent
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 22 Gigabit Ethernet Repeater MAC MAC Control (Option) LLC Higher Layers 1000 Mbps Link Segment Physical Data Link Network Transport Session Presentation Application PHY PCS PMA PMD Medium MDI GMII PCS PMA PMD Reconcilation Medium MDI GMII PHY PCS PMA PMD MDI GMII PHY 1000 Mbps 基頻集線器 1000 Mbps Link Segment 1000 Mbps 基頻集線器組 ISO 參考模式 CSMA/CD 網路
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(C) All rights reserved by Asistant Professor Wen-Tsung Lin. 23 與其它標準間的參考模型 MAC SubLayer PLCP SubLayer PMD SubLayer MAC Layer Management Entity PHY Layer Management Entity Station Management Entity MAC_SAP PHY_SAP PLME_SAP PMD_SAP MAC LAYERLAYER PHY LAYERLAYER MLME_SAP PLME_SAP PLCP – Physical Layer Convergence Protocol PLME – Physical Layer Management Entity MLME – MAC Layer Management Entity
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Discussion
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