'Mail message format' presentation slideshows

4: Application Protocols: FTP, SMTP , POP and others

4: Application Protocols: FTP, SMTP , POP and others. Last Modified: 9/24/2014 3:55:17 PM. FTP. Similar to HTTP in many ways Fetching files over the network from a server, sending files to a server Text based commands But differences too Separate data and command Stateful. User

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Application Layer Protocols

Application Layer Protocols. NETS3303/3603 Week 12. E-mail Web Instant messaging Remote login P2P file sharing Multi-user network games Streaming stored video clips. Internet telephone Real-time video conference Massive parallel computing. Some network apps.

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Application Protocols

Application Protocols. Outline. FTP Email DNS. FTP server. local file system. FTP: the File Transfer Protocol. file transfer. FTP user agent. user at host. remote file system. ftp: RFC 959 ftp client contacts ftp server, who listens at port 21

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Lecture #3 Electronic Mail Protocols

Lecture #3 Electronic Mail Protocols. HAIT Summer 2005 Shimrit Tzur-David. Message Transfer. The message transfer system is concerned with relaying messages from the originator to the recipient.

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Electronic Mail (SMTP, POP, IMAP, MIME)

Electronic Mail (SMTP, POP, IMAP, MIME). Chapter 26. Electronic Mail. Email used to send memos over an internet Widely used Popular because it is fast and convenient Can send small notes or large memos More users send files with email than file transfer

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No Class on Wednesday

No Class on Wednesday. There will be NO class on : WEDNESDAY 1/31/2018 MONDAY 2/5/2018 Midterm will be on: FRIDAY 2/16/2018. Many major Web sites use cookies Four components: 1) cookie header line in the HTTP response message 2) cookie header line in HTTP request message

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Application Layer: FTP & Email

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Application Layer: FTP & Email

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File Transfer Protocol (FTP)

FTP client contacts FTP server at port 21, specifying TCP as transport protocol Client obtains authorization over control connection Client browses remote directory by sending commands over control connection.

647 views • 11 slides

Application Layer: FTP & Email

234 views • 11 slides