Interview questions on FTP & Logs in Redhat Linux

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How to configure Mail Server in Redhat Linux

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An email message is created using a mail client program. Mail is digital messaging service and which generally consists of a message body . =>   These are the most commonly used in the transfer of email Simple Mail Transport Protocols (SMTP-Port 25) delivery from a client application to the server, and from an originating server to the destination server, is handled by the  Simple Mail Transfer Protocol  ( SMTP ). =>  Mail Access Protocols POP (Post Office Protocol):  -( P ort 110 ) It  is an email accessing protocol used to receive mails from a mail server and  POP  will download all emails from the server to the user’s computer. IMAP (Internet Message Access Protocol):- ( Port 143 ) It   is another email accessing protocol however it is used to access the mails from the server.IMAP will synchronize a copy of the mail on the server to the user’s computer. All mail data is kept on the server as well as the user’s computer until they ...
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interview Questions on User Management in Linux

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=>   How to check the machine’s architecture ? =>   How to check the current kernel version running ? =>   How to see whether a module is loaded or no ? =>   How to load/unload a module ? =>   Where are kernel modules stored ? =>   How to find information about a module ? =>   How to upgrade your kernel ? =>   How to set kernel parameters?
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