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  • POP

    @HIMANSHU
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    POP

     

    POP stands for Post Office Protocol. It is mainly used to support a single client.

     

    POP protocol is application layer based protocol in the TCP/IP suite.

     

     

     

    There are several versions of POP but the POP 3 is the current standard.

     

    • POP is an application layer internet standard protocol.

    • Since POP supports offline access to the messages, thus requires less internet usage time.

    • POP does not allow search facility.

    • In order to access the messaged, it is necessary to download them.

    • It allows only one mailbox to be created on server.

    • It is not suitable for accessing non mail data.

    • POP commands are generally abbreviated into codes of three or four letters.

     

     

    S.N. Command Description
    1 LOGIN
    This command opens the connection.
    2 STAT
    It is used to display number of messages currently in the mailbox.
    3 LIST
    It is used to get the summary of messages where each message summary is shown.
    4 RETR
    This command helps to select a mailbox to access the messages.
    5 DELE
    It is used to delete a message.
    6 RSET
    It is used to reset the session to its initial state.
    7 QUIT
    It is used to log off the session.

     

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