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This is the BSDA Study Guide Book written via a wiki collaboration. This is a work in progress. You may contribute to or discuss this specific page at http://bsdwiki.reedmedia.net/wiki/Read_mail_on_the_local_system.html. Read mail on the local system Concept Be aware that by default, system messages may be emailed to the root user on the local system and that a third-party MUA may not be installed. Be able to both read and send mail using the built-in mail(1) command. Know the location of user mailbox files. Introduction cron job output is emailed. cron -l. see cron. see cron run. (Maybe refer to section Configure the scripts that run periodically to perform various system maintenance tasks and/or section Configure an action to be scheduled by cron(8)). location of mailboxes, /var/mail/... read mailboxes with mail -f Examples Show example of files that may indicate which MTA is in use. wrapper/alias file somewhere. Refer to section Determine which MTA is being used on the system Practice Exercises write an email, mail mail root, or 'm root' begin typing your message. Lets ask the admin what version of ssh we have how to set subject? find out with ~? for help. ~s this is the subject ~e bring message to text editor (EDITOR), save add someone to CC, see ~? it is ~c, so: ~c junioradmin we are done here, ^d EOT & reply to an email, sudo mail -u root list, reply to 1 ~r read file into message ~!man ssh , to find out the switch to print ssh version, ~|ssh -V, output is put into current message cc junioradmin save add new folder 'questions', add message 1 to folder 'questions' More information mail(1), /var/mail/\$USER, cron(8) Mail Reference Manual