1. mail basic syntax h | headers displays the current mail list l | list displays the list of currently supported commands? | Help: display multiple command parameters for viewing the mail list. usage d: delete the current mail, pointer, and move down. D1
1. basic mail syntax
H | headers: displays the current mail list
L | list displays the list of currently supported commands
? | Help command parameter usage for displaying multiple mail lists
D. delete the current email, and move the pointer down. D 1-100 delete 1st to 100 emails
T | type | more | p | page num read an email
N | next | {Do not fill in anything} read the content of the next email containing the current pointer. when reading, press the space key to flip the page, and press the Enter key to move the line down.
N | next | {Do not fill in anything} num reads an email
F | from num view the mail header
Top displays the mail header of the email with the current pointer
File | folder: displays the entire user mail storage path and number of mails
After the email is edited, press Ctrl + D or.
Q exit
2. mail storage location:
/Var/spool/mail/username
3. three email sending methods:
1. standard input email content:
Mail-s "title" username@domain.c
Press Ctrl + D or. to end the body
2. MPs queue mode
Echo "mail content" | mail-s "title" username@domain.c
Cat somefile | mail-s "title" username@domain.c
3. file redirection
Mail-s "title" username@domain.c <file
