'Mail server message' diaporamas de présentation

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DNT 1013 DATA COMMUNICATIONS ------------------------------------------ CHAPTER 6:

DNT 1013 DATA COMMUNICATIONS ------------------------------------------ CHAPTER 6: APPLICATION LAYER. Prepared By: Mdm Noor Suhana Bt Sulaiman FKMT-NT, TATiUC. DOMAIN NAME SYSTEM. Imagine a world without DNS You would have to remember the IP addresses of Every website you want to visit

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Electronic Mail

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Securing Email

Securing Email. Outline. Electronic mail protocols Electronic mail content security PGP -- Pretty Good Privacy PEM -- Privacy Enhanced Mail S/MIME. Structure of email servers Usually the sender does not directly talk to the receiver

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Securing Email

Securing Email. Outline. Electronic mail protocols Electronic mail content security PGP -- Pretty Good Privacy PEM -- Privacy Enhanced Mail S/MIME. Structure of email servers Usually the sender does not directly talk to the receiver

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EEC-484/584 Computer Networks

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Computer Network

Computer Network. Application Layer. Write programs that run on different end systems and communicate over a network. e.g., Web: Web server software communicates with browser software little software written for devices in network core network core devices do not run user application code

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Application Layer: Mail, FTP, DNS

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05 - FTP, Email, and DNS

05 - FTP, Email, and DNS. transfer file to/from remote host client/server model client: side that initiates transfer (either to/from remote) server: remote host ftp: RFC 959 ftp server: port 21. FTP user interface. FTP client. FTP server. local file system.

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Layer Aplikasi

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Chapter 2: outline

2.1 principles of network applications 2.2 Web and HTTP 2.3 electronic mail SMTP, POP3, IMAP 2.4 DNS. 2.5 P2P applications 2.6 video streaming and content distribution networks 2.7 socket programming with UDP and TCP. Chapter 2: outline. non-persistent HTTP issues:

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Lecture 7 Application Layer (FTP, e-mail)

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Application Layer Protocols

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Special Topics in Computer Engineering Application layer: E-Mail

Special Topics in Computer Engineering Application layer: E-Mail. Some of these Slides are Based on Slides by Kurose and Ross Prepared for Section 2.4 of the Book Computer Networking: A Top Down Approach Featuring the Internet. Three major components: user agents mail servers

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