sudo apt-get install mailutils
sudo apt-get install sharutils
mail in mailutils
uuencode in sharutils
mailutils->SMTP->internet email in or out
(echo "XXX"; uuencode XXX.txt XXX.txt) | mail -s "XXX" -t XXX@XXX.com
原文：http://www.cnblogs.com/qiangxia/p/5803322.html