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Mail server
 

Mail server

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    Mail server Mail server Presentation Transcript

    • MAIL SERVER
    • Email ServerPort 25
    • MAIL CLIENTSA Computer program use to access and manageUsers mail.1.Thunder bird2.Outlook3.Evalution4.Kmail5.IBM Lotus Note
    • WEBMAIL CLIENTS1.Horde2.Open webmail3.SquirelMail4.Roundclube
    • How mail serverswork?
    • Outgoing ServerClientServerOUTGOING SERVERS – (SMTP/MSA PROTOCOL)
    • Outgoing ServerClientServerMailDirectoryme BC D•It using SMTP , MSA protocol.•In this process looking MX Record from DNS ServerOUTGOING SERVERS – (SMTP/MSA PROTOCOL)
    • INCOMING SERVERPOP3 IMAP4Since email needs to be downloadedinto desktop PC before being displayed,you may have the following problemsfor POP3 access:You need to download all emailagain when using another desktop PCto check your email.May get confused if you need to checkemail both in the office and at home.downloaded email may be deletedfrom the server depending on thesetting of your email client.Since email is kept on server, it wouldgain the following benefits for IMAPaccess:No need to download all email whenusing other desktop PC to check youremail.Easier to identify the unread email.Example: mail.sfn.ac.lk
    • PROTOCOL IN MAIL SERVERPROTOCOL USE PORTPOP3 Incoming mail server 110IMAP4 Incoming mail server 143SMTP Outgoing server 25MSA Outgoing server 587HTTP Webmail