Bash script - Sending mail from command line
============================================
    
Public Domain
********************************************************************************
### Using smtp-auth
    
    #!/bin/bash
    TMP=$(mktemp)
    FROM_EMAIL_ADDRESS="me@test.com"
    TO_EMAIL_ADDRESS="you@example.net"
    EMAIL_SUBJECT="This is email subject"
    SMTP="192.168.1.10"
    FRIENDLY_NAME="$(hostname)"
    EMAIL_ACCOUNT_PASSWORD="123456"
    
    cat > $TMP << EOF
    This is email body
    This is email body
    This is email body
    EOF
    
    cat $TMP | \
            mailx -v -s "${EMAIL_SUBJECT}" \
            -S smtp-auth=cram-md5 \
            -S smtp=${SMTP} \
            -S from="${FROM_EMAIL_ADDRESS}(${FRIENDLY_NAME})" \
            -S smtp-auth-user=$FROM_EMAIL_ADDRESS \
            -S smtp-auth-password=$EMAIL_ACCOUNT_PASSWORD \
            -S nss-config-dir=~/.mozilla/firefox/xxxxxxxx.default/ \
            $TO_EMAIL_ADDRESS
    
    [ -e $TMP ] && rm $TMP
    
********************************************************************************
### Without authentication
    
    #!/bin/bash
    TMP=$(mktemp)
    FROM_EMAIL_ADDRESS="me@test.com"
    TO_EMAIL_ADDRESS="you@example.net"
    EMAIL_SUBJECT="This is email subject"
    SMTP="192.168.1.10"
    FRIENDLY_NAME="$(hostname)"
    
    cat > $TMP << EOF
    This is email body
    This is email body
    This is email body
    EOF
    
    cat $TMP | \
            mailx -v -s "${EMAIL_SUBJECT}" \
            -S smtp=${SMTP} \
            -S from="${FROM_EMAIL_ADDRESS}(${FRIENDLY_NAME})" \
            $TO_EMAIL_ADDRESS
    
    [ -e $TMP ] && rm $TMP
    
********************************************************************************
_BY: Pejman Moghadam_  
_TAG: mailx, smtp, email, bash_  
_DATE: 2014-01-26 16:53:47_