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William Stallings Data and Computer Communications 7 th Edition

William Stallings Data and Computer Communications 7 th Edition

William Stallings Data and Computer Communications 7 th Edition. Chapter 21 Network Security. Security Requirements. Confidentiality Integrity Availability. Passive Attacks. Eavesdropping on transmissions To obtain information Release of message contents

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824 views • 65 slides
Sistem Jaringan dan Komunikasi Data

Sistem Jaringan dan Komunikasi Data

Sistem Jaringan dan Komunikasi Data. #10 Network Security. Security Requirements. confidentiality - protect data content/access integrity - protect data accuracy availability - ensure timely service authenticity - protect data origin. Passive Attacks. eavesdropping on transmissions

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754 views • 56 slides
William Stallings Data and Computer Communications

William Stallings Data and Computer Communications

William Stallings Data and Computer Communications. Chapter 18 Network Security. Security Requirements. Confidentiality Integrity Availability. Passive Attacks. Eavesdropping on transmissions To obtain information Release of message contents Outsider learns content of transmission

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522 views • 44 slides
Spring 2006 EE 5304/EETS 7304 Internet Protocols

Spring 2006 EE 5304/EETS 7304 Internet Protocols

Spring 2006 EE 5304/EETS 7304 Internet Protocols. Lecture 9. Routers, switches. Tom Oh Dept of Electrical Engineering taehwan@engr.smu.edu. First Generation Routers. All packets go over shared bus into main memory for centralized processing. Fabric = shared bus.

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512 views • 40 slides
Routing and the Network Layer (ref: Interconnections by Perlman)

Routing and the Network Layer (ref: Interconnections by Perlman)

Routing and the Network Layer (ref: Interconnections by Perlman). Network Service Types. Two basic models of the services the network should provide: Connectionless ( datagram ) Connection-oriented ( virtual circuit ). Connectionless Network. Each packet is independently routed.

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462 views • 31 slides
Switching network

Switching network

Switching network. Simple switching network. Communication Network Node. provide switching facility (routing). Network Station. end node (source &destination). Commuincations is achieve by transmitting data from source to destination through a network of switching nodes.

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330 views • 12 slides

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