# Swaks is an smtp of CURL, install it first:
curl http://www.jetmore.org/john/code/swaks/files/swaks-20130209.0/swaks -o swaks
# Set the permissions for the script so you can run it
chmod +x swaks
# It's based on perl, so install perl
sudo apt-get -y install perl
# now send!
./swaks --auth \
      --server smtp.bestedm.org \
      --au domaintest@info.bestedm.org \
      --ap ***** \
      --from domaintest@info.bestedm.org \
      --to test@test.com \
      --h-Subject: "Hello" \
      --body 'Testing mail!'

注：请在 –au 后替换您的邮件推送地址；–ap 后替换您的邮件推送密码；–from后替换邮件推送地址；–to 后替换接收地址；